MPC observations statistics

UNNOBS - Observations of unnumbered minor planets

Sorted by years span of observations

The statistics were made with a self-developed program by Jost Jahn, Amrum, Germany, itfstat@jostjahn.de.

They will be updated some days after publication of new files by the MPC, mostly each 2 months or so.
Date of this file is 12-04-2023

Year range of observations of top 15 stations at Minor Planet Center for UNNOBS class
Year range of observations of top 15 stations at Minor Planet Center for UNNOBS class
Rank Station Observations Objects Observation per object Years of observation Years Station name
No. Code Number Number   Range span  
1 024 1295 755 1.72 1891 – 2013 123 Heidelberg-Konigstuhl
2 084 1150 89 12.92 1906 – 2023 118 Pulkovo
3 094 484 219 2.21 1912 – 2021 110 Crimea-Simeiz
4 006 207 33 6.27 1914 – 2022 109 Fabra Observatory, Barcelona
5 754 595 151 3.94 1924 – 2018 95 Yerkes Observatory, Williams Bay
6 662 66 28 2.36 1911 – 2004 94 Lick Observatory, Mount Hamilton
7 786 6 4 1.50 1903 – 1996 94 U.S. Naval Obs., Washington (since 1893)
8 012 1267 518 2.45 1924 – 2014 91 Uccle
9 119 115 57 2.02 1938 – 2022 85 Abastuman
10 186 273 33 8.27 1942 – 2023 82 Kitab
11 073 713 88 8.10 1943 – 2023 81 Bucharest
12 672 4 3 1.33 1926 – 2003 78 Mount Wilson
13 711 9009 2222 4.05 1950 – 2021 72 McDonald Observatory, Fort Davis
14 675 1619 463 3.50 1952 – 2022 71 Palomar Mountain
15 057 71 40 1.77 1937 – 2004 68 Belgrade
16 033 48313 7679 6.29 1960 – 2023 64 Karl Schwarzschild Observatory, Tautenburg
17 029 47 36 1.31 1914 – 1973 60 Hamburg-Bergedorf
18 388 298 168 1.77 1937 – 1996 60 Tokyo-Mitaka
19 839 139 86 1.62 1920 – 1979 60 La Plata
20 095 5011 2868 1.75 1964 – 2023 60 Crimea-Nauchnyi
21 690 65 48 1.35 1906 – 1961 56 Lowell Observatory, Flagstaff
22 822 84 27 3.11 1965 – 2019 55 Cordoba
23 323 465 59 7.88 1969 – 2022 54 Perth Observatory, Bickley
24 045 3 3 1.00 1890 – 1940 51 Vienna (since 1879)
25 026 70 35 2.00 1966 – 2015 50 Berne-Zimmerwald
26 056 11 6 1.83 1954 – 2003 50 Skalnate Pleso
27 809 12611 2335 5.40 1974 – 2023 50 European Southern Observatory, La Silla
28 381 1222 191 6.40 1976 – 2023 48 Tokyo-Kiso
29 689 38 16 2.38 1961 – 2007 47 U.S. Naval Observatory, Flagstaff
30 261 83 34 2.44 1951 – 1996 46 Palomar Mountain-DSS
31 808 525 187 2.81 1965 – 2009 45 El Leoncito
32 078 178 166 1.07 1911 – 1954 44 Johannesburg
33 511 3491 372 9.38 1980 – 2023 44 Haute Provence
34 330 50 49 1.02 1950 – 1992 43 Purple Mountain Observatory, Nanking
35 010 474 164 2.89 1978 – 2019 42 Caussols
36 020 1486 901 1.65 1935 – 1975 41 Nice
37 046 8848 1593 5.55 1978 – 2018 41 Klet Observatory, Ceske Budejovice
38 413 4904 927 5.29 1974 – 2013 40 Siding Spring Observatory
39 688 1005 359 2.80 1977 – 2015 39 Lowell Observatory, Anderson Mesa Station
40 691 1381458 250762 5.51 1985 – 2023 39 Steward Observatory, Kitt Peak-Spacewatch
41 474 37270 6121 6.09 1985 – 2023 39 Mount John Observatory, Lake Tekapo
42 372 461 210 2.20 1981 – 2018 38 Geisei
43 071 673 135 4.99 1983 – 2020 38 NAO Rozhen, Smolyan
44 008 27 24 1.13 1914 – 1950 37 Algiers-Bouzareah
45 807 138673 29688 4.67 1988 – 2023 36 Cerro Tololo Observatory, La Serena
46 493 4520 1051 4.30 1989 – 2023 35 Calar Alto
47 568 167649 25569 6.56 1989 – 2022 34 Maunakea
48 695 73312 23653 3.10 1990 – 2023 34 Kitt Peak
49 704 120521 12195 9.88 1981 – 2013 33 Lincoln Laboratory ETS, New Mexico
50 561 327 65 5.03 1983 – 2014 32 Piszkesteto Stn. (Konkoly)
51 658 3840 767 5.01 1993 – 2023 31 Dominion Astrophysical Observatory
52 587 4544 1410 3.22 1993 – 2023 31 Sormano
53 697 175 25 7.00 1993 – 2022 30 Kitt Peak, McGraw-Hill
54 337 3 3 1.00 1931 – 1960 30 Sheshan, formerly Zo-Se
55 557 4062 617 6.58 1994 – 2023 30 Ondrejov
56 900 2866 763 3.76 1994 – 2023 30 Moriyama
57 408 312 77 4.05 1990 – 2018 29 Nyukasa
58 950 21812 4357 5.01 1995 – 2023 29 La Palma
59 104 10945 3435 3.19 1995 – 2023 29 San Marcello Pistoiese
60 595 8345 2689 3.10 1995 – 2023 29 Farra d'Isonzo
61 377 45 35 1.29 1928 – 1955 28 Kwasan Observatory, Kyoto
62 022 11 9 1.22 1925 – 1952 28 Pino Torinese
63 867 123 23 5.35 1996 – 2023 28 Saji Observatory
64 122 632 152 4.16 1996 – 2023 28 Pises Observatory
65 118 4907 984 4.99 1996 – 2023 28 Astronomical and Geophysical Observatory, Modra
66 673 7819 1732 4.51 1996 – 2023 28 Table Mountain Observatory, Wrightwood
67 108 359 80 4.49 1995 – 2021 27 Montelupo
68 052 6 2 3.00 1974 – 2000 27 Stockholm-Saltsjobaden
69 696 1436 503 2.85 1996 – 2022 27 Whipple Observatory, Mt. Hopkins
70 049 277 86 3.22 1978 – 2004 27 Uppsala-Kvistaberg
71 552 150 15 10.00 1979 – 2004 26 Osservatorio S. Vittore, Bologna
72 250 702 105 6.69 1997 – 2022 26 Hubble Space Telescope
73 598 267 79 3.38 1998 – 2023 26 Loiano
74 958 6716 1991 3.37 1998 – 2023 26 Observatoire de Dax
75 703 553693 63483 8.72 1998 – 2023 26 Catalina Sky Survey
76 106 7245 1625 4.46 1998 – 2023 26 Crni Vrh
77 734 10044 2277 4.41 1998 – 2023 26 Farpoint Observatory, Eskridge
78 954 2224 331 6.72 1998 – 2022 25 Teide Observatory
79 098 153 19 8.05 1994 – 2018 25 Asiago Observatory, Cima Ekar
80 017 40 19 2.11 1980 – 2004 25 Hoher List
81 113 3567 760 4.69 1999 – 2023 25 Volkssternwarte Drebach, Schoenbrunn
82 859 350 88 3.98 1999 – 2023 25 Wykrota Observatory-CEAMIG
83 121 74 6 12.33 1996 – 2019 24 Kharkiv University, Chuguevskaya Station
84 990 27 19 1.42 1934 – 1957 24 Madrid
85 107 395 89 4.44 1996 – 2019 24 Cavezzo
86 367 40 8 5.00 1990 – 2013 24 Yatsuka
87 B18 2219 349 6.36 1999 – 2022 24 Terskol
88 303 109 46 2.37 1991 – 2014 24 OAN de Llano del Hato, Merida
89 470 366 105 3.49 1999 – 2022 24 Ceccano
90 800 20 20 1.00 1899 – 1922 24 Harvard Observatory, Arequipa
91 157 1812 464 3.91 2000 – 2023 24 Frasso Sabino
92 903 15 5 3.00 2000 – 2023 24 Fukuchiyama and Kannabe
93 309 118989 12271 9.70 2000 – 2023 24 Cerro Paranal
94 T12 11516 3319 3.47 2000 – 2023 24 University of Hawaii 88-inch telescope, Maunakea
95 858 8219 2531 3.25 2000 – 2023 24 Tebbutt Observatory, Edgewood
96 T14 3586 904 3.97 2000 – 2023 24 Canada-France-Hawaii Telescope, Maunakea
97 076 63 59 1.07 1955 – 1977 23 Johannesburg-Hartbeespoort
98 801 87 68 1.28 1974 – 1996 23 Oak Ridge Observatory
99 159 44 11 4.00 1999 – 2021 23 Monte Agliale
100 621 10754 2353 4.57 1997 – 2019 23 Bergisch Gladbach
101 705 23555 3882 6.07 1998 – 2020 23 Apache Point
102 290 6533 958 6.82 2001 – 2023 23 Mt. Graham-VATT
103 291 197083 46113 4.27 2001 – 2023 23 LPL/Spacewatch II
104 203 3390 1220 2.78 2001 – 2023 23 GiaGa Observatory
105 586 525 71 7.39 2001 – 2023 23 Pic du Midi
106 215 434 117 3.71 2001 – 2023 23 Buchloe
107 304 2740 445 6.16 2001 – 2023 23 Las Campanas Observatory
108 938 544 56 9.71 2001 – 2023 23 Linhaceira
109 185 532 123 4.33 2001 – 2023 23 Observatoire Astronomique Jurassien-Vicques
110 941 4127 487 8.47 2001 – 2022 22 Observatorio Pla D'Arguines
111 151 3621 508 7.13 1998 – 2019 22 Eschenberg Observatory, Winterthur
112 260 89 40 2.22 1974 – 1995 22 Siding Spring Observatory-DSS
113 589 68 7 9.71 1992 – 2013 22 Santa Lucia Stroncone
114 467 161 10 16.10 2000 – 2021 22 Auckland Observatory
115 160 14183 1608 8.82 2002 – 2023 22 Castelmartini
116 628 331 104 3.18 2002 – 2023 22 Mulheim-Ruhr
117 J95 36818 8090 4.55 2002 – 2023 22 Great Shefford
118 196 136 30 4.53 2002 – 2023 22 Homburg-Erbach
119 232 88 20 4.40 2002 – 2023 22 Masquefa Observatory
120 434 78 21 3.71 2002 – 2023 22 S. Benedetto Po
121 I41 502064 43915 11.43 2002 – 2023 22 Palomar Mountain--ZTF
122 T09 886 207 4.28 2002 – 2023 22 Subaru Telescope, Maunakea
123 130 3478 998 3.48 2002 – 2023 22 Lumezzane
124 932 1155 274 4.22 2002 – 2023 22 John J. McCarthy Obs., New Milford
125 204 26293 8175 3.22 2002 – 2023 22 Schiaparelli Observatory
126 246 29357 3298 8.90 2002 – 2023 22 Klet Observatory-KLENOT
127 J87 802 202 3.97 2002 – 2022 21 La Canada
128 213 315 64 4.92 2002 – 2022 21 Observatorio Montcabre
129 400 68 26 2.62 1987 – 2007 21 Kitami
130 198 7708 760 10.14 2001 – 2021 21 Wildberg
131 461 16121 3254 4.95 1998 – 2018 21 University of Szeged, Piszkesteto Stn. (Konkoly)
132 850 3742 630 5.94 2000 – 2020 21 Cordell-Lorenz Observatory, Sewanee
133 H06 5091 1183 4.30 2003 – 2023 21 iTelescope Observatory, Mayhill
134 H36 19629 5249 3.74 2003 – 2023 21 Sandlot Observatory, Scranton
135 A17 7841 1853 4.23 2003 – 2023 21 Guidestar Observatory, Weinheim
136 693 394 100 3.94 1994 – 2013 20 Catalina Station, Tucson
137 062 118 47 2.51 1938 – 1957 20 Turku
138 054 78 62 1.26 1984 – 2003 20 Brorfelde
139 844 1490 142 10.49 1999 – 2018 20 Observatorio Astronomico Los Molinos
140 A50 3221 674 4.78 2002 – 2021 20 Andrushivka Astronomical Observatory
141 A48 2577 450 5.73 2004 – 2023 20 Povegliano Veronese
142 A16 615 102 6.03 2004 – 2023 20 Tentlingen
143 F65 5818 1049 5.55 2004 – 2023 20 Haleakala-Faulkes Telescope North
144 G96 10955655 620559 17.65 2004 – 2023 20 Mt. Lemmon Survey
145 345 45 10 4.50 2000 – 2018 19 Sobaeksan Optical Astronomy Observatory
146 240 919 121 7.60 2002 – 2020 19 Herrenberg Sternwarte
147 349 57 10 5.70 2000 – 2018 19 Ageo
148 926 51701 9000 5.74 2000 – 2018 19 Tenagra II Observatory, Nogales
149 A57 120 14 8.57 2004 – 2022 19 Osservatorio Astron. Margherita Hack, Firenze
150 760 430 266 1.62 1948 – 1966 19 Goethe Link Observatory, Brooklyn
151 322 166 23 7.22 1999 – 2017 19 Perth Observatory, Bickley-MCT
152 J69 3791 805 4.71 2005 – 2023 19 North Observatory, Clanfield
153 H45 30804 1417 21.74 2005 – 2023 19 Arkansas Sky Obs., Petit Jean Mountain South
154 355 652 121 5.39 1997 – 2014 18 Hadano
155 344 263 63 4.17 2000 – 2017 18 Bohyunsan Optical Astronomy Observatory
156 J86 735 61 12.05 2003 – 2020 18 Sierra Nevada Observatory
157 300 9644 1682 5.73 2000 – 2017 18 Bisei Spaceguard Center-BATTeRS
158 031 3 2 1.50 1940 – 1957 18 Sonneberg
159 A53 2037 353 5.77 2005 – 2022 18 Peschiera del Garda
160 D29 437483 84371 5.19 2006 – 2023 18 Purple Mountain Observatory, XuYi Station
161 327 292 68 4.29 1995 – 2011 17 Peking Observatory, Xinglong Station
162 127 323 44 7.34 2000 – 2016 17 Bornheim
163 A44 1380 245 5.63 2004 – 2020 17 Altschwendt
164 540 949 226 4.20 1995 – 2011 17 Linz
165 115 37 2 18.50 1982 – 1998 17 Zelenchukskaya
166 D35 2382 560 4.25 2005 – 2021 17 Lulin Observatory
167 A35 232 64 3.63 2004 – 2020 17 Hormersdorf Observatory
168 T15 14 4 3.50 2006 – 2022 17 Gemini North Observatory, Maunakea
169 A77 3848 740 5.20 2007 – 2023 17 Observatoire Chante-Perdrix, Dauban
170 H89 63 17 3.71 2007 – 2023 17 Galaxy Blues Observatory, Gatineau
171 A92 130 19 6.84 2007 – 2023 17 Urseanu Observatory, Bucharest
172 619 206 23 8.96 2007 – 2023 17 Sabadell
173 B38 554 50 11.08 2007 – 2023 17 Santa Mama
174 834 27 9 3.00 2007 – 2023 17 Buenos Aires-AAAA
175 E10 2455 447 5.49 2007 – 2023 17 Siding Spring-Faulkes Telescope South
176 H01 33719 6689 5.04 2007 – 2023 17 Magdalena Ridge Observatory, Socorro
177 G83 186 48 3.88 2007 – 2023 17 Mt. Graham-LBT
178 I11 236 58 4.07 2007 – 2023 17 Gemini South Observatory, Cerro Pachon
179 560 1114 281 3.96 2001 – 2016 16 Madonna di Dossobuono
180 784 91 10 9.10 1997 – 2012 16 Stull Observatory, Alfred University
181 651 1893 643 2.94 1999 – 2014 16 Grasslands Observatory, Tucson
182 448 8767 1752 5.00 2001 – 2016 16 Desert Moon Observatory, Las Cruces
183 735 560 124 4.52 1996 – 2011 16 George Observatory, Needville
184 253 76 22 3.45 1998 – 2013 16 Goldstone DSS 14, Fort Irwin
185 473 839 273 3.07 1997 – 2012 16 Remanzacco
186 B49 2259 652 3.46 2007 – 2022 16 Paus Observatory, Sabadell
187 B15 632 126 5.02 2006 – 2021 16 Inastars Observatory, Potsdam (since 2006)
188 143 896 226 3.96 1998 – 2013 16 Gnosca
189 682 575 179 3.21 2000 – 2015 16 Kanab
190 J22 468 139 3.37 2008 – 2023 16 Tacande Observatory, La Palma
191 A05 33 5 6.60 2008 – 2023 16 Belesta
192 B74 5414 1045 5.18 2008 – 2023 16 Santa Maria de Montmagastrell
193 B67 2831 645 4.39 2008 – 2023 16 Sternwarte Mirasteilas, Falera
194 J27 324 71 4.56 2008 – 2023 16 El Guijo Observatory
195 970 275 76 3.62 2008 – 2023 16 Chelmsford
196 G58 1511 421 3.59 2008 – 2023 16 Chabot Space and Science Center, Oakland
197 C20 1673 22 76.05 2008 – 2023 16 Kislovodsk Mtn. Astronomical Stn., Pulkovo Obs.
198 069 3237 716 4.52 2008 – 2023 16 Baldone
199 B50 72 17 4.24 2008 – 2023 16 Corner Observatory, Durmersheim
200 F51 15202125 698776 21.76 2008 – 2023 16 Pan-STARRS 1, Haleakala
201 726 333 28 11.89 1999 – 2013 15 Brainerd
202 J77 224 48 4.67 2004 – 2018 15 Golden Hill Observatory, Stourton Caundle
203 252 28 11 2.55 1998 – 2012 15 Goldstone DSS 13, Fort Irwin
204 089 3534 213 16.59 2008 – 2022 15 Mykolaiv
205 152 1520 307 4.95 2001 – 2015 15 Moletai Astronomical Observatory
206 639 324 60 5.40 2002 – 2016 15 Dresden
207 670 1443 286 5.05 1995 – 2009 15 Camarillo
208 A06 49 15 3.27 2005 – 2019 15 Mataro
209 648 43 12 3.58 2008 – 2022 15 Winer Observatory, Sonoita
210 829 87 24 3.63 1997 – 2011 15 Complejo Astronomico El Leoncito
211 J81 28 8 3.50 2004 – 2018 15 Guirguillano
212 A13 2501 576 4.34 2004 – 2018 15 Observatoire Naef, Ependes
213 B37 421 100 4.21 2008 – 2022 15 Obs. de L' Ametlla del Valles, Barcelona
214 585 1753 155 11.31 2006 – 2020 15 Kyiv comet station
215 G84 978 255 3.84 2009 – 2023 15 Mount Lemmon SkyCenter
216 J04 64280 19051 3.37 2009 – 2023 15 ESA Optical Ground Station, Tenerife
217 718 2850 387 7.36 2009 – 2023 15 Tooele
218 B42 244 40 6.10 2009 – 2023 15 Vitebsk
219 H21 155336 21177 7.34 2009 – 2023 15 Astronomical Research Observatory, Westfield
220 H23 201 46 4.37 2009 – 2023 15 Pear Tree Observatory, Valparaiso
221 B88 1806 262 6.89 2009 – 2023 15 Bigmuskie Observatory, Mombercelli
222 J13 2395 204 11.74 2009 – 2023 15 La Palma-Liverpool Telescope
223 D20 395 43 9.19 2009 – 2023 15 Zadko Observatory, Wallingup Plain
224 251 222 89 2.49 1999 – 2012 14 Arecibo
225 B66 125 33 3.79 2009 – 2022 14 Osservatorio di Casasco
226 611 957 213 4.49 1998 – 2011 14 Starkenburg Sternwarte, Heppenheim
227 333 989 150 6.59 2001 – 2014 14 Desert Eagle Observatory
228 854 3891 1291 3.01 2000 – 2013 14 Sabino Canyon Observatory, Tucson
229 C36 407 30 13.57 2010 – 2023 14 Starry Wanderer Observatory, Baran'
230 I93 13497 4233 3.19 2010 – 2023 14 St Pardon de Conques
231 J31 163 41 3.98 2010 – 2023 14 La Axarquia
232 E85 64 4 16.00 2010 – 2023 14 Farm Cove
233 C51 350525 32110 10.92 2010 – 2023 14 WISE
234 A98 323 40 8.07 2010 – 2023 14 Observatory Mazzarot-1, Baran'
235 E94 639 150 4.26 2010 – 2023 14 Possum Observatory, Gisborne
236 E23 3444 950 3.63 2010 – 2023 14 Arcadia
237 C27 220 44 5.00 2010 – 2023 14 Pallerols
238 620 976 228 4.28 1997 – 2009 13 Observatorio Astronomico de Mallorca
239 360 881 184 4.79 1994 – 2006 13 Kuma Kogen
240 B04 758 203 3.73 2007 – 2019 13 OAVdA, Saint-Barthelemy
241 399 95 42 2.26 1987 – 1999 13 Kushiro
242 188 950 71 13.38 2007 – 2019 13 Majdanak
243 428 1460 209 6.99 1998 – 2010 13 Reedy Creek
244 402 1244 233 5.34 1989 – 2001 13 Dynic Astronomical Observatory
245 888 16 8 2.00 1987 – 1999 13 Gekko
246 B24 38 6 6.33 2007 – 2019 13 Cesson
247 I89 656 149 4.40 2011 – 2023 13 iTelescope Observatory, Nerpio
248 G36 19448 2161 9.00 2011 – 2023 13 Calar Alto-CASADO
249 168 442 66 6.70 2011 – 2023 13 Kourovskaya
250 J43 78097 13738 5.68 2011 – 2023 13 Oukaimeden Observatory, Marrakech
251 C41 391 109 3.59 2011 – 2023 13 MASTER-II Observatory, Kislovodsk
252 Z18 36 6 6.00 2011 – 2023 13 Gran Telescopio Canarias, Roque de los Muchachos
253 C10 53 15 3.53 2011 – 2023 13 Maisoncelles
254 C73 1349 101 13.36 2011 – 2023 13 Galati Observatory
255 B20 29 9 3.22 2006 – 2017 12 Observatorio Carmelita, Tiana
256 608 8739 2199 3.97 1995 – 2006 12 Haleakala-AMOS
257 510 961 119 8.08 2006 – 2017 12 Siegen
258 645 74821 26350 2.84 1998 – 2009 12 Apache Point-Sloan Digital Sky Survey
259 239 51 9 5.67 2002 – 2013 12 Trebur
260 G56 788 184 4.28 2009 – 2020 12 Walnut Creek
261 H47 153 32 4.78 2008 – 2019 12 Vicksburg
262 I19 559 163 3.43 2009 – 2020 12 Observatorio El Gato Gris, Tanti
263 A84 1285 11 116.82 2002 – 2013 12 TUBITAK National Observatory
264 266 3510 261 13.45 2011 – 2022 12 New Horizons KBO Search-Subaru
265 A55 757 75 10.09 2004 – 2015 12 Osservatorio Astronomico Vallemare di Borbona
266 233 114 29 3.93 2011 – 2022 12 Sauro Donati Astronomical Observatory, San Vito
267 C47 2384 416 5.73 2011 – 2022 12 Nonndorf
268 167 11 2 5.50 2005 – 2016 12 Bulach Observatory
269 924 51 8 6.38 2002 – 2013 12 Observatoire du Cegep de Trois-Rivieres
270 699 25584 5182 4.94 1998 – 2009 12 Lowell Observatory-LONEOS
271 176 1695 304 5.58 2001 – 2012 12 Observatorio Astronomico de Consell
272 235 155 72 2.15 2002 – 2013 12 CAST Observatory, Talmassons
273 A81 322 85 3.79 2006 – 2017 12 Balzaretto Observatory, Rome
274 683 1522 347 4.39 2000 – 2011 12 Goodricke-Pigott Observatory, Tucson
275 G40 3764 827 4.55 2012 – 2023 12 Slooh.com Canary Islands Observatory
276 C94 215 67 3.21 2012 – 2023 12 MASTER-II Observatory, Tunka
277 I52 178321 20334 8.77 2012 – 2023 12 Steward Observatory, Mt. Lemmon Station
278 W84 1773377 115471 15.36 2012 – 2023 12 Cerro Tololo-DECam
279 W85 4301 756 5.69 2012 – 2023 12 Cerro Tololo-LCO A
280 D03 2274 564 4.03 2012 – 2023 12 Rantiga Osservatorio, Tincana
281 G34 2845 505 5.63 2012 – 2023 12 Oberfrauendorf
282 W71 482 46 10.48 2012 – 2023 12 Rand II Observatory, Lake Placid
283 G37 8492 2910 2.92 2012 – 2023 12 Lowell Discovery Telescope
284 D44 393 35 11.23 2012 – 2023 12 Ishigakijima Astronomical Observatory
285 D95 15 4 3.75 2012 – 2023 12 Kurihara
286 I47 448 96 4.67 2012 – 2023 12 Pierre Auger Observatory, Malargue
287 C43 1475 400 3.69 2012 – 2023 12 Hoyerswerda
288 C40 2923 199 14.69 2012 – 2023 12 Kuban State University Astrophysical Observatory
289 C95 8992 2476 3.63 2012 – 2023 12 SATINO Remote Observatory, Haute Provence
290 W87 2476 432 5.73 2012 – 2023 12 Cerro Tololo-LCO C
291 G33 830 129 6.43 2012 – 2023 12 Wickede
292 C77 2657 737 3.61 2012 – 2023 12 Bernezzo Observatory
293 C23 2039 159 12.82 2012 – 2023 12 Olmen
294 097 98 31 3.16 1998 – 2008 11 Wise Observatory, Mitzpeh Ramon
295 599 3386 875 3.87 1996 – 2006 11 Campo Imperatore-CINEOS
296 379 3671 126 29.13 2002 – 2012 11 Hamamatsu-Yuto
297 I15 1543 383 4.03 2010 – 2020 11 Wishing Star Observatory, Barrington
298 C42 2387 657 3.63 2010 – 2020 11 Xingming Observatory, Mt. Nanshan
299 E12 34992 6104 5.73 2003 – 2013 11 Siding Spring Survey
300 I76 640 94 6.81 2012 – 2022 11 Observatorio Tesla, Valdemorillo
301 E08 235 51 4.61 2008 – 2018 11 Wobblesock Observatory, Coonabarabran
302 J93 39 6 6.50 2002 – 2012 11 Mount Tuffley Observatory, Gloucester
303 J08 168 46 3.65 2009 – 2019 11 Observatorio Zonalunar, Puzol
304 983 3 2 1.50 1949 – 1959 11 San Fernando
305 138 153 11 13.91 2000 – 2010 11 Village-Neuf
306 G98 1740 157 11.08 2004 – 2014 11 Calvin-Rehoboth Observatory, Rehoboth
307 J38 141 4 35.25 2012 – 2022 11 Observatorio La Vara, Valdes
308 B96 94 20 4.70 2011 – 2021 11 Brixiis Observatory, Kruibeke
309 A24 4410 418 10.55 2006 – 2016 11 New Millennium Observatory, Mozzate
310 H07 815 195 4.18 2004 – 2014 11 7300 Observatory, Cloudcroft
311 B28 144 44 3.27 2007 – 2017 11 Mandi Observatory, Pagnacco
312 897 84 13 6.46 1988 – 1998 11 YGCO Chiyoda Station
313 422 1005 191 5.26 1994 – 2004 11 Loomberah
314 649 4999 888 5.63 1999 – 2009 11 Powell Observatory, Louisburg
315 Q63 1237 222 5.57 2013 – 2023 11 Siding Spring-LCO A
316 Q64 1061 191 5.55 2013 – 2023 11 Siding Spring-LCO B
317 K51 2170 680 3.19 2013 – 2023 11 Osservatorio del Celado, Castello Tesino
318 I22 238 19 12.53 2013 – 2023 11 Abbey Ridge Observatory, Stillwater Lake
319 Y00 6180 1279 4.83 2013 – 2023 11 SONEAR Observatory, Oliveira
320 N87 3509 958 3.66 2013 – 2023 11 Nanshan Station, Xinjiang Observatory
321 J57 1003 293 3.42 2013 – 2023 11 Centro Astronomico Alto Turia, Valencia
322 V37 3072 529 5.81 2013 – 2023 11 McDonald Observatory-LCO ELP
323 K38 3023 673 4.49 2013 – 2023 11 M57 Observatory, Saltrio
324 L04 3332 872 3.82 2013 – 2023 11 ROASTERR-1 Observatory, Cluj-Napoca
325 W86 5193 980 5.30 2013 – 2023 11 Cerro Tololo-LCO B
326 W98 1571 440 3.57 2013 – 2023 11 Polonia Observatory, San Pedro de Atacama
327 K93 2871 562 5.11 2013 – 2023 11 Sutherland-LCO C
328 K91 3300 646 5.11 2013 – 2023 11 Sutherland-LCO A
329 Q62 9720 1742 5.58 2013 – 2023 11 iTelescope Observatory, Siding Spring
330 K92 2551 520 4.91 2013 – 2023 11 Sutherland-LCO B
331 I20 403 113 3.57 2009 – 2018 10 Observatorio Astronomico Salvador, Rio Cuarto
332 B33 275 89 3.09 2007 – 2016 10 Libbiano Observatory, Peccioli
333 939 67 15 4.47 2002 – 2011 10 Observatorio Rodeno
334 B75 586 51 11.49 2008 – 2017 10 Stazione Astronomica Betelgeuse, Magnago
335 I33 91 8 11.38 2010 – 2019 10 SOAR, Cerro Pachon
336 A32 226 15 15.07 2004 – 2013 10 Panker
337 715 880 229 3.84 2000 – 2009 10 Jornada Observatory, Las Cruces
338 952 531 80 6.64 2000 – 2009 10 Marxuquera
339 A74 711 146 4.87 2005 – 2014 10 Bergen-Enkheim Observatory
340 B34 90 10 9.00 2008 – 2017 10 Green Island Observatory, Gecitkale
341 B11 47 8 5.88 2006 – 2015 10 Osservatorio Cima Rest, Magasa
342 C32 1164 217 5.36 2010 – 2019 10 Ka-Dar Observatory, TAU Station, Nizhny Arkhyz
343 C13 38 8 4.75 2010 – 2019 10 Como
344 294 35 7 5.00 1999 – 2008 10 Astrophysical Obs., College of Staten Island
345 D05 29 4 7.25 2012 – 2021 10 ISON-Terskol Observatory
346 Q68 187 21 8.90 2013 – 2022 10 Blue Mountains Observatory, Leura
347 385 65 14 4.64 1990 – 1999 10 Nihondaira Observatory
348 K32 134 35 3.83 2013 – 2022 10 Maritime Alps Observatory, Cuneo
349 J41 273 74 3.69 2008 – 2017 10 Raheny
350 886 25 8 3.13 1990 – 1999 10 Mishima
351 805 84 62 1.35 1969 – 1978 10 Santiago-Cerro El Roble
352 E89 37 6 6.17 2013 – 2022 10 Geyserland Observatory, Pukehangi
353 D00 1477 348 4.24 2012 – 2021 10 ASC-Kislovodsk Observatory
354 053 37 17 2.18 1934 – 1943 10 Konkoly Observatory, Budapest (since 1933)
355 J53 82 18 4.56 2008 – 2017 10 Posadas
356 B31 79 7 11.29 2007 – 2016 10 Southern African Large Telescope, Sutherland
357 W95 1936 330 5.87 2014 – 2023 10 Observatorio Panameno, San Pedro de Atacama
358 K14 504 70 7.20 2014 – 2023 10 Observatorio de Sencelles
359 K30 310 97 3.20 2014 – 2023 10 Luscherz
360 N42 220 8 27.50 2014 – 2023 10 Tien-Shan Astronomical Observatory
361 K61 2287 547 4.18 2014 – 2023 10 Rokycany Observatory
362 O75 469 141 3.33 2014 – 2023 10 ISON-Hureltogoot Observatory
363 W88 1413 319 4.43 2014 – 2023 10 Slooh.com Chile Observatory, La Dehesa
364 U69 526 113 4.65 2014 – 2023 10 iTelescope SRO Observatory, Auberry
365 Z99 3677 928 3.96 2014 – 2023 10 Clixby Observatory, Cleethorpes
366 J75 15264 3606 4.23 2006 – 2014 9 OAM Observatory, La Sagra
367 896 40 7 5.71 1989 – 1997 9 Yatsugatake South Base Observatory
368 I48 161 48 3.35 2012 – 2020 9 Observatorio El Catalejo, Santa Rosa
369 632 12 4 3.00 2003 – 2011 9 San Polo A Mosciano
370 C18 16 5 3.20 2012 – 2020 9 Frasnes-Lez-Anvaing
371 583 498 32 15.56 2012 – 2020 9 Odesa-Mayaky
372 887 11 5 2.20 1988 – 1996 9 Ojima
373 A78 747 165 4.53 2005 – 2013 9 Stia
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392 Z80 9759 1529 6.38 2015 – 2023 9 Northolt Branch Observatory
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462 K87 8933 1247 7.16 2017 – 2023 7 Dettelbach Vineyard Observatory
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526 L29 443 101 4.39 2018 – 2023 6 Drebach-South Observatory, Windhoek
527 L06 685 232 2.95 2018 – 2023 6 Sormano 2 Observatory, Bellagio Via Lattea
528 K96 280 95 2.95 2018 – 2023 6 Savelli Observatory
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752 K00 48 8 6.00 2021 – 2023 3 Hanau
753 L99 302 56 5.39 2021 – 2023 3 Novosilky
754 V21 327 54 6.06 2021 – 2023 3 Cewanee Observatory at DSNM
755 G03 285 88 3.24 2021 – 2023 3 Capricornus Observatory, Csokako
756 L48 10 2 5.00 2021 – 2023 3 CNVL Observatory, Baia Mare
757 Z02 30 10 3.00 2021 – 2023 3 HAO observatory, Oukaimeden
758 P07 29017 2907 9.98 2021 – 2023 3 Space Surveillance Telescope, HEH Station
759 V27 328 56 5.86 2021 – 2023 3 North Mesa Observatory, Los Alamos
760 G01 922 142 6.49 2021 – 2023 3 Universitaetssternwarte Oldenburg
761 Z28 311 97 3.21 2021 – 2023 3 Northern Skygems Observatory, Nerpio
762 G05 6 2 3.00 2021 – 2023 3 Piconcillo, Sierra Morena
763 L38 229 65 3.52 2021 – 2023 3 Gartensternwarte Schafsweide, Sehlde
764 M33 41 4 10.25 2021 – 2023 3 OWL-Net, Mitzpe Ramon
765 Z31 174 37 4.70 2021 – 2023 3 Tenerife Observatory-LCO A, Tenerife
766 M10 38 13 2.92 2021 – 2023 3 CPF Observatory, St Vallier de Thiey
767 U74 220 60 3.67 2021 – 2023 3 JPL SynTrack Robotic Telescope 2, Auberry
768 Z24 226 44 5.14 2021 – 2023 3 Tenerife Observatory-LCO B, Tenerife
769 U52 3055 531 5.75 2021 – 2023 3 Shasta Valley Observatory, Grenada
770 R66 84 22 3.82 2021 – 2023 3 Mooray Observatory, Christchurch
771 Q12 17 6 2.83 2021 – 2023 3 Nagano Observatory
772 R65 261 64 4.08 2021 – 2023 3 R. F. Joyce Observatory, Christchurch
773 G02 1334 353 3.78 2021 – 2023 3 KYSUCE Observatory, Kysucke Nove Mesto
774 B72 2938 535 5.49 2021 – 2023 3 Soerth
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780 H20 135 28 4.82 2010 – 2011 2 Eastern Illinois University Obs., Charleston
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782 J66 139 22 6.32 2007 – 2008 2 Kinver
783 E28 8 2 4.00 2010 – 2011 2 Kuriwa Observatory, Hawkesbury Heights
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785 Q61 21 7 3.00 2013 – 2014 2 PROMPT, Siding Spring
786 J40 12 4 3.00 2008 – 2009 2 Malaga
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791 C15 66 20 3.30 2013 – 2014 2 ISON-Ussuriysk Observatory
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803 D62 25 2 12.50 2007 – 2008 2 Miyaki-Argenteus
804 D96 150 32 4.69 2010 – 2011 2 Tzec Maun Observatory, Moorook
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806 V19 35 12 2.92 2020 – 2021 2 Whiskey Creek Observatory
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808 C24 49 2 24.50 2012 – 2013 2 Seveso
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810 C39 11 4 2.75 2012 – 2013 2 Nijmegen
811 B91 17 6 2.83 2020 – 2021 2 Bollwiller
812 U71 127 33 3.85 2020 – 2021 2 AHS Observatory, Castaic
813 H72 236 19 12.42 2003 – 2004 2 Evelyn L. Egan Observatory, Fort Myers
814 A89 44 9 4.89 2006 – 2007 2 Sterni Observatory, Kempten
815 K89 6 2 3.00 2017 – 2018 2 Digital Stargate Observatory, Manciano
816 E09 177 2 88.50 2008 – 2009 2 Oakley Southern Sky Observatory, Coonabarabran
817 D92 6 2 3.00 2009 – 2010 2 Osaki
818 Q70 46 10 4.60 2020 – 2021 2 Glenlee Observatory, Glenlee
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836 C91 147 20 7.35 2012 – 2013 2 Montevenere Observatory, Monzuno
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838 Q33 19 2 9.50 2018 – 2019 2 Nayoro Observatory, Hokkaido University
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855 A66 20 2 10.00 2006 – 2007 2 Stazione Osservativa Astronomica, Livorno
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884 Z01 73 3 24.33 2022 – 2023 2 OWL-Net, Oukaimeden
885 W53 36 5 7.20 2022 – 2023 2 Hagerstown
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887 M16 9 4 2.25 2022 – 2023 2 Osservatorio Il Coreggiolo
888 K47 16 2 8.00 2022 – 2023 2 BSCR Observatory, Santa Maria a Monte
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1131 K58 13 4 3.25 2015 – 2015 1 Gevelsberg
1132 V41 57 18 3.17 2022 – 2022 1 Rapid City
1133 I96 6 2 3.00 2010 – 2010 1 Hyperion Observatory, Urbanizacion Caraquiz
1134 827 7 1 7.00 2002 – 2002 1 Saint-Felicien
1135 B17 6 1 6.00 2010 – 2010 1 AZT-8 Yevpatoriya
1136 I23 80 2 40.00 2010 – 2010 1 Frosty Cold Observatory, Mash Harbor
1137 H88 12 4 3.00 2004 – 2004 1 Hope Observatory, Belcamp
1138 U57 6 1 6.00 2015 – 2015 1 Black Mountain Observatory, Los Altos
1139 067 1 1 1.00 1949 – 1949 1 Lviv University Observatory
1140 712 19 2 9.50 2004 – 2004 1 USAF Academy Observatory, Colorado Springs
1141 007 1 1 1.00 1892 – 1892 1 Paris
1142 P72 34 2 17.00 2022 – 2022 1 OWL-Net, Mt. Bohyun
1143 V22 198 70 2.83 2022 – 2022 1 Insight Remote Observatory, Pie Town
1144 U75 7 1 7.00 2022 – 2022 1 Newport Beach
1145 Q65 16 4 4.00 2015 – 2015 1 Warrumbungle Observatory
1146 V33 6 1 6.00 2022 – 2022 1 Finlaystone Observatory, Angel Fire
1147 898 2 1 2.00 1990 – 1990 1 Fujieda
1148 257 1 1 1.00 2007 – 2007 1 Goldstone DSS 25, Fort Irwin
1149 H97 6 1 6.00 2004 – 2004 1 Talcott Mountain Science Center, Avon
1150 537 1 1 1.00 1898 – 1898 1 Urania Observatory, Berlin
1151 O72 4 1 4.00 2022 – 2022 1 OWL-Net, Songino
1152 E25 3 1 3.00 2004 – 2004 1 Rochedale (APTA)
1153 Z03 3 1 3.00 2022 – 2022 1 Rio Cofio, Robledo de Chavela
1154 184 12 3 4.00 2004 – 2004 1 Valmeca Observatory, Puimichel
1155 G69 6 1 6.00 2011 – 2011 1 Via Capote Sky Observatory, Thousand Oaks
1156 Z04 6 1 6.00 2022 – 2022 1 MAO, Ain Laqsab
1157 650 5 1 5.00 2002 – 2002 1 Temecula
1158 193 14 1 14.00 2016 – 2016 1 Sanglok
1159 C80 6 2 3.00 2022 – 2022 1 Don Astronomical Observatory, Rostov-on-Don
1160 X03 6 2 3.00 2022 – 2022 1 Observatoire SADR, Poroto
1161 B63 6 2 3.00 2022 – 2022 1 Solaris Observatory, Luczanowice
1162 D08 4 1 4.00 2016 – 2016 1 Ghezz Observatory, Leontica
1163 E03 10 1 10.00 2011 – 2011 1 RAS Observatory, Officer
1164 O17 179 69 2.59 2022 – 2022 1 Purple Mountain Observatory, Lenghu-1
1165 849 2 1 2.00 2000 – 2000 1 Everstar Observatory, Olathe
1166 P65 33 1 33.00 2022 – 2022 1 OWL-Net, Daedeok
1167 Z87 3 1 3.00 2016 – 2016 1 Stanley Laver Observatory, Pontesbury
1168 G99 19 1 19.00 2004 – 2004 1 NF Observatory, Silver City
1169 D22 21 7 3.00 2011 – 2011 1 UWA Observatory, Crawley
1170 O68 10 1 10.00 2022 – 2022 1 LW-2, NAOC-Zhongwei
1171 541 4 1 4.00 2000 – 2000 1 Prague
1172 M30 3 1 3.00 2022 – 2022 1 Zeta Aquarii Observatory, Brasov
1173 B69 4 1 4.00 2022 – 2022 1 Owls and Ravens Observatory, Holzgerlingen
1174 A39 5 1 5.00 2007 – 2007 1 Altenburg
1175 L69 4 1 4.00 2023 – 2023 1 LaCaille Observatory, Pretoria
1176 V25 6 1 6.00 2023 – 2023 1 Tortugas Mountain Observatory, Las Cruces
1177 M38 66 24 2.75 2023 – 2023 1 Harsona Observatory, Nyiregyhaza
1178 M44 88 20 4.40 2023 – 2023 1 Al-Khatim Observatory, Abu Dhabi
1179 Y65 20 3 6.67 2023 – 2023 1 Two-Meter Twin Telescope, TTT1, Teide
1180 R56 48 15 3.20 2023 – 2023 1 Scott Street Observatory, Lake Tekapo
1181 O18 23692 6160 3.85 2023 – 2023 1 WFST, Lenghu
1182 M49 2142 480 4.46 2023 – 2023 1 IAS Remote Observatory, Hakos
1183 K56 8 2 4.00 2023 – 2023 1 Osservatorio di Foligno
1184 Z93 3 1 3.00 2023 – 2023 1 Observatorio Polop, Alicante
1185 Y64 20 5 4.00 2023 – 2023 1 ATLAS-TDO, Teide
1186 W75 15 5 3.00 2023 – 2023 1 SPECULOOS-South Observatory, Paranal
1187 W64 6 2 3.00 2023 – 2023 1 Red Lion Observatory, Southampton Twsp
1188 M07 3 1 3.00 2023 – 2023 1 Siek
1189 X08 7 1 7.00 2023 – 2023 1 ShAO Chile station, El Sauce
1190 463 20 1 20.00 2023 – 2023 1 Sommers-Bausch Observatory, Boulder
1191 M54 3 1 3.00 2023 – 2023 1 Observatoire Albireo de Biot
1192 M63 55 14 3.93 2023 – 2023 1 RPF Observatory, Gagliano del Capo
1193 M13 2 1 2.00 2023 – 2023 1 Lucie Berger Observatory, Strasbourg
1194 V42 15 5 3.00 2023 – 2023 1 Dimension Point, Mayhill
1195 171 3 1 3.00 2023 – 2023 1 Flarestar Observatory, San Gwann
1196 X09 328 128 2.56 2023 – 2023 1 Deep Random Survey, Rio Hurtado
1197 X60 3 1 3.00 2023 – 2023 1 Guaraciaba Observatory
1198 M09 3 1 3.00 2023 – 2023 1 Observatory Gromme - Oudsbergen
1199 M58 509 95 5.36 2023 – 2023 1 VdS Remote Observatory, Hakos
1200 L90 27 8 3.38 2023 – 2023 1 ABObservatory, Rosarno
1201 W24 9 3 3.00 2023 – 2023 1 Shamrock Banks Observatory, Clare
1202 Y16 6 2 3.00 2023 – 2023 1 ROCG, Campos dos Goytacazes
1203 M14 27 8 3.38 2023 – 2023 1 Schiaparelli Gallarate Station
1204 O46 36 2 18.00 2023 – 2023 1 Daocheng Glacier Observatory
1205 K35 215 32 6.72 2023 – 2023 1 Huenfelden
1206 U94 156 52 3.00 2023 – 2023 1 iTelescope Observatory, Beryl Junction
1207 M08 4 1 4.00 2023 – 2023 1 CHON, Stekene
1208 O51 21 7 3.00 2023 – 2023 1 Akin Observatory, Rayong
1209 M34 12 2 6.00 2023 – 2023 1 AGO70, Astronomical Observatory, Modra
1210 X07 53 18 2.94 2023 – 2023 1 iTelescope Deep Sky Chile, Rio Hurtado
1211 Y05 852 270 3.16 2023 – 2023 1 SONEAR Wykrota-CEAMIG, Serra da Piedade
1212 U93 85 29 2.93 2023 – 2023 1 Skygems Dreamscope Utah, Beryl Junction
1213 N83 8 1 8.00 2023 – 2023 1 LW-1, NAOC-Korla
1214 U98 18 6 3.00 2023 – 2023 1 NAC Observatory, Benson
1215 M48 18 6 3.00 2023 – 2023 1 GAC - Via L. Sturzo Observatory, Catania
1216 Y01 47 15 3.13 2023 – 2023 1 SONEAR 2 Observatory, Belo Horizonte
1217 Y66 39 6 6.50 2023 – 2023 1 Two-Meter Twin Telescope, TTT2, Teide
1218 Z08 2 1 2.00 2023 – 2023 1 Telescope Live, Oria
1219 Y89 441 136 3.24 2023 – 2023 1 Proxima Centauri Observatory, Valdin
1220 P22 11 1 11.00 2023 – 2023 1 LW-3, NAOC-Xinglong
1221 M60 40 12 3.33 2023 – 2023 1 Virgil Observatory, Loiano
1222 M29 40 14 2.86 2023 – 2023 1 O.M.Ni.A. Observatory, Cesena
1223 W57 143 72 1.99 2023 – 2023 1 ESA TBT La Silla Observatory
1224 M57 40 14 2.86 2023 – 2023 1 Wide-field Mufara Telescope, Isnello
1225 X72 3 1 3.00 2023 – 2023 1 Waccobs, Sao Leopoldo
1226 M45 1261 189 6.67 2023 – 2023 1 Starhopper Observatory, Sfantu Gheorghe
1227 M35 4 1 4.00 2023 – 2023 1 PS Observatory, Parjol
1228 X06 212 53 4.00 2023 – 2023 1 Skygems Chile, Rio Hurtado
1229 X10 507 76 6.67 2023 – 2023 1 OVTLN, San Pedro de Atacama
1230 M59 12 4 3.00 2023 – 2023 1 Rondchamp Observatory, Reconvilier
1231 G23 12 3 4.00 2023 – 2023 1 Vulpecula Observatory, Budapest
1232 M50 74 34 2.18 2023 – 2023 1 Virtual Telescope Project, Manciano
1233 P21 10 3 3.33 2023 – 2023 1 6R-AUS1, Youndegin
Sum 1233 40375018 826740 48.84 1873 – 2023 151 1233 names