MPC observations statistics

UNNOBS - Observations of unnumbered minor planets

Sorted by observations per object

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 12-08-2024

Part of observations per object of top 15 stations at Minor Planet Center for UNNOBS class
Part of observations per object 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 L50 296 1 296.00 2019 – 2019 1 GenShtab Observatory, Nauchnyi
2 E09 162 1 162.00 2008 – 2008 1 Oakley Southern Sky Observatory, Coonabarabran
3 I27 1221 10 122.10 2010 – 2015 6 Barred Owl Observatory, Carp
4 A84 1281 11 116.45 2002 – 2013 12 TUBITAK National Observatory
5 C20 1637 16 102.31 2008 – 2023 16 Kislovodsk Mtn. Astronomical Stn., Pulkovo Obs.
6 C57 17886 249 71.83 2018 – 2021 4 TESS
7 H78 299 5 59.80 2010 – 2016 7 University of Narino Observatory, Pasto
8 B30 236 4 59.00 2007 – 2007 1 Szamotuly-Galowo
9 134 56 1 56.00 2017 – 2017 1 Groszschwabhausen
10 W05 106 2 53.00 2024 – 2024 1 Tree Gate Farm Observatory, Starkville
11 I23 50 1 50.00 2010 – 2010 1 Frosty Cold Observatory, Mash Harbor
12 C54 98 2 49.00 2020 – 2020 1 New Horizons
13 Z73 98 2 49.00 2015 – 2017 3 Observatorio Nuevos Horizontes, Camas
14 W08 46 1 46.00 2017 – 2017 1 Jimginny Observatory, Naperville
15 H25 41 1 41.00 2009 – 2009 1 Harvest Moon Observatory, Northfield
16 258 2873 73 39.36 2018 – 2022 5 Gaia
17 270 420 13 32.31 2022 – 2024 3 Unistellar Network, Roving Observer
18 G63 32 1 32.00 2006 – 2006 1 Mill Creek Observatory, The Dalles
19 L32 534 17 31.41 2016 – 2020 5 Korea Microlensing Telescope Network-SAAO
20 851 207 7 29.57 2021 – 2024 4 Burke-Gaffney Observatory, Halifax
21 379 3605 122 29.55 2002 – 2012 11 Hamamatsu-Yuto
22 G78 88 3 29.33 2002 – 2002 1 Desert Wanderer Observatory, El Centro
23 I50 113 4 28.25 2012 – 2012 1 P2 Observatory, Mayhill
24 H41 714 27 26.44 2003 – 2005 3 Petit Jean Mountain
25 664 26 1 26.00 1993 – 1993 1 Manastash Ridge Observatory
26 L96 156 6 26.00 2015 – 2019 5 ISON-Byurakan Observatory
27 C01 358 14 25.57 2009 – 2013 5 Lohrmann-Observatorium, Triebenberg
28 Z01 51 2 25.50 2023 – 2023 1 OWL-Net, Oukaimeden
29 268 351 14 25.07 2011 – 2013 3 New Horizons KBO Search-Magellan/Clay
30 C24 49 2 24.50 2012 – 2013 2 Seveso
31 N42 170 7 24.29 2014 – 2024 11 Tien-Shan Astronomical Observatory
32 J15 23 1 23.00 2017 – 2017 1 Muxagata
33 K99 397 18 22.06 2019 – 2024 6 Derenivka Observatory
34 C53 43 2 21.50 2018 – 2023 6 NEOSSat
35 H45 28714 1343 21.38 2005 – 2023 19 Arkansas Sky Obs., Petit Jean Mountain South
36 H44 82 4 20.50 2004 – 2004 1 Cascade Mountain
37 J38 61 3 20.33 2012 – 2021 10 Observatorio La Vara, Valdes
38 463 20 1 20.00 2023 – 2023 1 Sommers-Bausch Observatory, Boulder
39 K25 20 1 20.00 2013 – 2017 5 Haute Provence Sud, Saint-Michel-l'Observatoire
40 W74 273 14 19.50 2021 – 2024 4 Danish Telescope, La Silla
41 583 408 21 19.43 2012 – 2017 6 Odesa-Mayaky
42 G99 19 1 19.00 2004 – 2004 1 NF Observatory, Silver City
43 W73 19 1 19.00 2020 – 2020 1 Observatorio Astronomico de Moquegua, Carumas
44 F51 11602916 630164 18.41 2008 – 2024 17 Pan-STARRS 1, Haleakala
45 A86 18 1 18.00 2008 – 2008 1 Albigneux
46 174 18 1 18.00 2002 – 2002 1 Nyrola Observatory, Jyvaskyla
47 610 143 8 17.88 1996 – 2000 5 Pianoro
48 G72 745 43 17.33 2003 – 2010 8 University Hills
49 627 17 1 17.00 2002 – 2002 1 Blauvac
50 W50 17 1 17.00 2015 – 2015 1 Apex
51 467 150 9 16.67 2000 – 2014 15 Auckland Observatory
52 181 425 26 16.35 2018 – 2023 6 Observatoire des Makes, Saint-Louis
53 Z36 145 9 16.11 2019 – 2020 2 Cancelada
54 A62 193 12 16.08 2005 – 2007 3 Aichtal
55 J21 16 1 16.00 2008 – 2008 1 El Boalo
56 916 16 1 16.00 2001 – 2001 1 Oakley Observatory, Terre Haute
57 C55 16 1 16.00 2015 – 2015 1 Kepler
58 H67 158 10 15.80 2004 – 2006 3 Stonegate Observatory, Ann Arbor
59 089 3302 209 15.80 2008 – 2024 17 Mykolaiv
60 O85 2352 149 15.79 2019 – 2024 6 LiShan Observatory, Lintong
61 Z23 31 2 15.50 2020 – 2020 1 Nordic Optical Telescope, La Palma
62 266 3963 262 15.13 2011 – 2023 13 New Horizons KBO Search-Subaru
63 A32 226 15 15.07 2004 – 2013 10 Panker
64 940 165 11 15.00 2002 – 2008 7 Waterlooville
65 920 15 1 15.00 2002 – 2002 1 RIT Observatory, Rochester
66 A66 15 1 15.00 2007 – 2007 1 Stazione Osservativa Astronomica, Livorno
67 V38 59 4 14.75 2018 – 2024 7 McDonald Observatory-LCO ELP Aqawan A #1
68 V25 29 2 14.50 2023 – 2024 2 Tortugas Mountain Observatory, Las Cruces
69 415 86 6 14.33 2005 – 2010 6 Kambah
70 U82 129 9 14.33 2013 – 2013 1 CS3-Palmer Divide Station, Landers
71 Y90 172 12 14.33 2022 – 2024 3 Observatorio ESTELIA, Ladines
72 G96 7739300 544363 14.22 2004 – 2024 21 Mt. Lemmon Survey
73 716 71 5 14.20 2010 – 2012 3 Palmer Divide Observatory, Colorado Springs
74 W84 1709468 122046 14.01 2012 – 2024 13 Cerro Tololo-DECam
75 I09 28 2 14.00 2007 – 2007 1 Cerro Armazones
76 193 14 1 14.00 2016 – 2016 1 Sanglok
77 153 14 1 14.00 2002 – 2002 1 Stuttgart-Hoffeld
78 269 140 10 14.00 2011 – 2011 1 New Horizons KBO Search-Magellan/Baade
79 K05 14 1 14.00 2017 – 2017 1 Eden Observatory, Banham
80 C36 377 27 13.96 2010 – 2023 14 Starry Wanderer Observatory, Baran'
81 C73 1325 95 13.95 2011 – 2023 13 Galati Observatory
82 138 153 11 13.91 2000 – 2010 11 Village-Neuf
83 L11 139 10 13.90 2017 – 2019 3 Sandvreten Observatory
84 H53 446 33 13.52 2007 – 2012 6 Thompsonville
85 C23 2150 160 13.44 2012 – 2024 13 Olmen
86 084 1134 86 13.19 1906 – 2023 118 Pulkovo
87 E20 13 1 13.00 2009 – 2009 1 Marsfield
88 H51 1418 111 12.77 2005 – 2008 4 Greiner Research Observatory, Verona
89 W19 38 3 12.67 2014 – 2017 4 Kalamazoo
90 J86 606 48 12.63 2003 – 2020 18 Sierra Nevada Observatory
91 M32 2179 173 12.60 2022 – 2024 3 Sunny Transcarpathian, Mukachevo
92 652 25 2 12.50 1999 – 1999 1 Rock Finder Observatory, Calgary
93 D62 25 2 12.50 2007 – 2008 2 Miyaki-Argenteus
94 C40 4086 327 12.50 2012 – 2024 13 Kuban State University Astrophysical Observatory
95 H72 236 19 12.42 2003 – 2004 2 Evelyn L. Egan Observatory, Fort Myers
96 145 62 5 12.40 2002 – 2009 8 's-Gravenwezel
97 K90 322 26 12.38 2013 – 2016 4 Sopot Astronomical Observatory
98 121 74 6 12.33 1996 – 2019 24 Kharkiv University, Chuguevskaya Station
99 J47 394 32 12.31 2008 – 2012 5 Observatorio Nazaret
100 G45 131212 10712 12.25 2012 – 2017 6 Space Surveillance Telescope, Atom Site
101 726 330 27 12.22 1999 – 2013 15 Brainerd
102 B58 48 4 12.00 2008 – 2008 1 Polaris Observatory, Budapest
103 Z06 12 1 12.00 2021 – 2021 1 Marina Sky, Nerpio
104 Z79 346 29 11.93 2015 – 2016 2 Calar Alto TNO Survey
105 L71 119 10 11.90 2016 – 2018 3 Vedrus Observatory, Azovskaya
106 B75 580 49 11.84 2008 – 2017 10 Stazione Astronomica Betelgeuse, Magnago
107 A27 130 11 11.82 2008 – 2014 7 Eridanus Observatory, Langelsheim
108 A97 82 7 11.71 2006 – 2009 4 Stammersdorf
109 I22 197 17 11.59 2013 – 2023 11 Abbey Ridge Observatory, Stillwater Lake
110 I63 23 2 11.50 2012 – 2012 1 Cygnus Observatory, New Airesford
111 340 34 3 11.33 2001 – 2002 2 Toyonaka
112 Z32 2498 221 11.30 2017 – 2021 5 Observatorio Astrofisico de Javalambre
113 B31 79 7 11.29 2007 – 2016 10 Southern African Large Telescope, Sutherland
114 B38 549 49 11.20 2007 – 2024 18 Santa Mama
115 585 1680 150 11.20 2006 – 2024 19 Kyiv comet station
116 C51 236334 21159 11.17 2010 – 2024 15 WISE
117 G98 1045 95 11.00 2004 – 2014 11 Calvin-Rehoboth Observatory, Rehoboth
118 P22 11 1 11.00 2023 – 2023 1 LW-3, NAOC-Xinglong
119 D44 253 23 11.00 2013 – 2024 12 Ishigakijima Astronomical Observatory
120 W48 22 2 11.00 2021 – 2021 1 BKH Observatory, Chapel Hill
121 841 11 1 11.00 2003 – 2003 1 Martin Observatory, Blacksburg
122 H75 44 4 11.00 2012 – 2013 2 Indian Hill North Observatory, Huntsburg
123 T05 58074 5326 10.90 2015 – 2024 10 ATLAS-HKO, Haleakala
124 W68 19783 1817 10.89 2022 – 2024 3 ATLAS Chile, Rio Hurtado
125 T08 61453 5674 10.83 2017 – 2024 8 ATLAS-MLO, Mauna Loa
126 I08 2186 203 10.77 2007 – 2015 9 Alianza S4, Cerro Burek
127 W71 459 43 10.67 2012 – 2023 12 Rand II Observatory, Lake Placid
128 704 80959 7657 10.57 1981 – 2013 33 Lincoln Laboratory ETS, New Mexico
129 I33 95 9 10.56 2010 – 2024 15 SOAR, Cerro Pachon
130 H26 2276 216 10.54 2009 – 2011 3 Doc Greiner Research Observatory, Janesvillle
131 A24 4191 399 10.50 2006 – 2016 11 New Millennium Observatory, Mozzate
132 I41 247468 23918 10.35 2002 – 2024 23 Palomar Mountain--ZTF
133 188 485 47 10.32 2007 – 2019 13 Majdanak
134 L92 309 30 10.30 2022 – 2024 3 San Costantino
135 U83 163 16 10.19 2020 – 2021 2 Mount Laguna Observatory
136 G77 61 6 10.17 2005 – 2006 2 Baldwin Lake
137 686 10 1 10.00 1998 – 1998 1 U. of Minn. Infrared Obs., Mt. Lemmon
138 A23 10 1 10.00 2002 – 2002 1 Weinheim
139 Z82 10 1 10.00 2014 – 2014 1 BOOTES-2 Observatory, Algarrobo
140 J26 20 2 10.00 2009 – 2012 4 The Spaceguard Centre, Knighton
141 552 150 15 10.00 1979 – 2004 26 Osservatorio S. Vittore, Bologna
142 938 541 55 9.84 2001 – 2024 24 Linhaceira
143 F52 4564051 464060 9.84 2015 – 2024 10 Pan-STARRS 2, Haleakala
144 844 1320 135 9.78 1999 – 2018 20 Observatorio Astronomico Los Molinos
145 309 103735 10613 9.77 2000 – 2024 25 Cerro Paranal
146 589 68 7 9.71 1992 – 2013 22 Santa Lucia Stroncone
147 H55 13575 1398 9.71 2004 – 2009 6 Astronomical Research Observatory, Charleston
148 Q68 182 19 9.58 2013 – 2022 10 Blue Mountains Observatory, Leura
149 088 239 25 9.56 2023 – 2024 2 Kottomia
150 A21 86 9 9.56 2003 – 2007 5 Irmtraut
151 M22 13682 1432 9.55 2022 – 2024 3 ATLAS South Africa, Sutherland
152 619 219 23 9.52 2007 – 2024 18 Sabadell
153 V16 57 6 9.50 2018 – 2023 6 Dark Sky New Mexico, Animas
154 712 19 2 9.50 2004 – 2004 1 USAF Academy Observatory, Colorado Springs
155 Q33 19 2 9.50 2018 – 2019 2 Nayoro Observatory, Hokkaido University
156 K20 76 8 9.50 2013 – 2014 2 Danastro Observatory, Romeree
157 048 38 4 9.50 2004 – 2008 5 Hradec Kralove
158 J13 1999 215 9.30 2009 – 2024 16 La Palma-Liverpool Telescope
159 C85 1169 126 9.28 2012 – 2017 6 Observatorio Cala d'Hort, Ibiza
160 K73 323 35 9.23 2015 – 2024 10 Gravina in Puglia
161 848 310 34 9.12 1999 – 2002 4 Tenagra Observatory, Cottage Grove
162 784 91 10 9.10 1997 – 2012 16 Stull Observatory, Alfred University
163 J24 163 18 9.06 2009 – 2013 5 Observatorio Altamira
164 511 3431 381 9.01 1980 – 2024 45 Haute Provence
165 198 5151 572 9.01 2001 – 2021 21 Wildberg
166 I24 9 1 9.00 2012 – 2012 1 Lake of the Woods Observatory, Locust Grove
167 M47 9 1 9.00 2021 – 2021 1 Sharjah Observatory, Sharjah
168 B34 90 10 9.00 2008 – 2017 10 Green Island Observatory, Gecitkale
169 K28 9 1 9.00 2018 – 2018 1 Sternwarte Eckdorf
170 657 9 1 9.00 1993 – 1993 1 Climenhaga Observatory, Victoria
171 A60 9 1 9.00 2006 – 2006 1 YSTAR-NEOPAT Station, Sutherland
172 H52 9 1 9.00 2010 – 2010 1 Hawkeye Observatory, Durand
173 P14 9 1 9.00 2024 – 2024 1 Nedlands Observatory, Perth
174 246 28347 3172 8.94 2002 – 2024 23 Klet Observatory-KLENOT
175 A57 116 13 8.92 2004 – 2022 19 Osservatorio Astron. Margherita Hack, Firenze
176 I21 187 21 8.90 2009 – 2009 1 El Condor Observatory, Cordoba
177 I52 185534 20917 8.87 2012 – 2024 13 Steward Observatory, Mt. Lemmon Station
178 C60 53 6 8.83 2011 – 2012 2 Argelander Institute for Astronomy Obs., Bonn
179 G36 13736 1569 8.75 2011 – 2023 13 Calar Alto-CASADO
180 160 13644 1574 8.67 2002 – 2024 23 Castelmartini
181 Z53 60 7 8.57 2018 – 2024 7 TRAPPIST-North, Oukaimeden
182 V93 205 24 8.54 2020 – 2021 2 Pin Oak Observatory, Fort Madison
183 G73 17 2 8.50 2004 – 2004 1 Mount Wilson-TIE
184 987 17 2 8.50 2012 – 2017 6 Isle of Man Observatory, Foxdale
185 L16 17 2 8.50 2019 – 2020 2 Stardreams Observatory, Valenii de Munte
186 D20 297 35 8.49 2009 – 2024 16 Zadko Observatory, Wallingup Plain
187 P07 41100 4865 8.45 2020 – 2024 5 Space Surveillance Telescope, HEH Station
188 J65 151 18 8.39 2006 – 2011 6 Celbridge
189 B82 166 20 8.30 2010 – 2015 6 Maidbronn
190 G32 3109 375 8.29 2012 – 2017 6 Elena Remote Observatory, San Pedro de Atacama
191 I16 497 60 8.28 2010 – 2015 6 IAA-AI Atacama, San Pedro de Atacama
192 510 853 104 8.20 2006 – 2017 12 Siegen
193 468 73 9 8.11 1998 – 2003 6 Astronomical Observatory, Campo Catino
194 423 137 17 8.06 2005 – 2007 3 North Ryde
195 642 169 21 8.05 2000 – 2003 4 Oak Bay, Victoria
196 I66 8 1 8.00 2015 – 2015 1 Taurus Australis Observatory, Brasilia
197 H31 8 1 8.00 2007 – 2008 2 Star Ridge Observatory, Weimar
198 Z98 8 1 8.00 2017 – 2017 1 Observatorio TRZ, Betera
199 W30 8 1 8.00 2024 – 2024 1 Georgia College Observatory, Milledgeville
200 W60 8 1 8.00 2024 – 2024 1 AstroExplor Observatory, Tinjaca
201 K26 48 6 8.00 2016 – 2023 8 Contern
202 Z92 40 5 8.00 2017 – 2024 8 Almalex Observatory, Leeds
203 629 32 4 8.00 2002 – 2008 7 Szeged Observatory
204 W53 24 3 8.00 2022 – 2023 2 Hagerstown
205 N83 8 1 8.00 2023 – 2023 1 LW-1, NAOC-Korla
206 I54 8 1 8.00 2012 – 2012 1 Observatorio Las Vaguadas, Badajoz
207 703 295524 36941 8.00 1998 – 2024 27 Catalina Sky Survey
208 750 127 16 7.94 1999 – 2004 6 Hobbs Observatory, Fall Creek
209 186 246 31 7.94 1942 – 2023 82 Kitab
210 941 2975 375 7.93 2001 – 2022 22 Observatorio Pla D'Arguines
211 T09 262805 33585 7.83 2002 – 2024 23 Subaru Telescope, Maunakea
212 C91 140 18 7.78 2012 – 2013 2 Montevenere Observatory, Monzuno
213 A55 388 50 7.76 2004 – 2014 11 Osservatorio Astronomico Vallemare di Borbona
214 V63 23 3 7.67 2021 – 2021 1 Tara Observatory, Cherokee
215 240 879 116 7.58 2002 – 2020 19 Herrenberg Sternwarte
216 586 499 66 7.56 2001 – 2023 23 Pic du Midi
217 M43 15 2 7.50 2020 – 2020 1 Al Sadeem Observatory, Abu Dhabi
218 M46 45 6 7.50 2020 – 2021 2 Althuraya Astronomy Center, Dubai
219 Z25 15 2 7.50 2019 – 2022 4 Artemis Observatory, Teide
220 C48 825 110 7.50 2012 – 2019 8 Sayan Solar Observatory, Irkutsk
221 V78 15 2 7.50 2014 – 2018 5 Spirit Marsh Observatory. Sauk Centre
222 O53 30 4 7.50 2024 – 2024 1 Pakchong, Nachonratchasima
223 Y84 15 2 7.50 2024 – 2024 1 Observatoire de Saint Domineuc
224 190 15 2 7.50 2009 – 2010 2 Gissar
225 Y88 15 2 7.50 2023 – 2023 1 ASERO, Valdin
226 661 37 5 7.40 2008 – 2024 17 Rothney Astrophysical Observatory, Priddis
227 681 37 5 7.40 1999 – 2000 2 Calgary
228 K82 22 3 7.33 2017 – 2018 2 Alphard Observatory, Ostuni
229 424 22 3 7.33 1996 – 1997 2 Macquarie
230 127 293 40 7.32 2000 – 2016 17 Bornheim
231 H21 157545 21522 7.32 2009 – 2024 16 Astronomical Research Observatory, Westfield
232 W77 73 10 7.30 2015 – 2017 3 Skyledge Observatory, Killingworth
233 Q21 335 46 7.28 2015 – 2024 10 Southern Utsunomiya
234 G89 575 79 7.28 2008 – 2013 6 Kachina Observatory, Flagstaff
235 323 406 56 7.25 1969 – 2022 54 Perth Observatory, Bickley
236 428 1224 169 7.24 1998 – 2010 13 Reedy Creek
237 333 808 112 7.21 2001 – 2014 14 Desert Eagle Observatory
238 J92 114 16 7.13 2003 – 2008 6 Beaconsfield
239 N31 178 25 7.12 2020 – 2023 4 Eden Astronomical Observatory, Lahore
240 A98 263 37 7.11 2010 – 2023 14 Observatory Mazzarot-1, Baran'
241 151 3517 495 7.11 1998 – 2019 22 Eschenberg Observatory, Winterthur
242 718 2834 400 7.09 2009 – 2024 16 Tooele
243 452 85 12 7.08 2001 – 2005 5 Big Cypress Observatory, Fort Lauderdale
244 322 155 22 7.05 1999 – 2009 11 Perth Observatory, Bickley-MCT
245 M40 7 1 7.00 2024 – 2024 1 OSTS-NRIAG, Kottamia
246 Z35 14 2 7.00 2017 – 2017 1 OAO University Observatory Station Aras
247 X08 7 1 7.00 2023 – 2023 1 ShAO Chile station, El Sauce
248 605 7 1 7.00 1996 – 1996 1 Marl
249 K14 490 70 7.00 2014 – 2024 11 Observatorio de Sencelles
250 112 14 2 7.00 2002 – 2002 1 Pleiade Observatory, Verona
251 Z38 21 3 7.00 2017 – 2021 5 Picoto Observatory, Leiria
252 A92 126 18 7.00 2008 – 2024 17 Urseanu Observatory, Bucharest
253 762 7 1 7.00 2003 – 2003 1 Four Winds Observatory, Lake Leelanau
254 964 7 1 7.00 1999 – 1999 1 Southend Bradfield
255 U75 7 1 7.00 2022 – 2022 1 Newport Beach
256 827 7 1 7.00 2002 – 2002 1 Saint-Felicien
257 A34 7 1 7.00 2004 – 2004 1 Grosshabersdorf
258 B88 1931 278 6.95 2009 – 2024 16 Bigmuskie Observatory, Mombercelli
259 I76 623 90 6.92 2012 – 2022 11 Observatorio Tesla, Valdemorillo
260 H10 1215 176 6.90 2008 – 2011 4 Tzec Maun Observatory, Mayhill
261 L76 895 130 6.88 2020 – 2024 5 Nomad Observatory, Kochevanchik
262 713 41 6 6.83 1998 – 2000 3 Thornton
263 817 34 5 6.80 1995 – 1998 4 Sudbury
264 L18 5328 787 6.77 2017 – 2024 8 QOS Observatory, Zalistsi
265 250 697 103 6.77 1997 – 2022 26 Hubble Space Telescope
266 432 27 4 6.75 2008 – 2011 4 Boambee
267 381 1282 190 6.75 1976 – 2023 48 Tokyo-Kiso
268 290 5923 878 6.75 2001 – 2024 24 Mt. Graham-VATT
269 G19 1140 169 6.75 2022 – 2024 3 Immanuel Kant Observatory,Limbach
270 C97 870 129 6.74 2017 – 2024 8 Al-Fulaij Observatory, Oman
271 J66 128 19 6.74 2008 – 2008 1 Kinver
272 K87 9501 1422 6.68 2017 – 2024 8 Dettelbach Vineyard Observatory
273 557 3800 569 6.68 1995 – 2024 30 Ondrejov
274 568 153221 22951 6.68 1989 – 2023 35 Maunakea
275 952 527 79 6.67 2000 – 2009 10 Marxuquera
276 P25 20 3 6.67 2014 – 2014 1 Kinmen Educational Remote Observatory, Jincheng
277 Q57 53 8 6.63 2018 – 2020 3 Korea Microlensing Telescope Network-SSO
278 X10 608 92 6.61 2023 – 2024 2 OVTLN, San Pedro de Atacama
279 709 66 10 6.60 1996 – 2000 5 W & B Observatory, Cloudcroft
280 J68 33 5 6.60 2006 – 2006 1 Tweenhills Observatory, Hartpury
281 924 46 7 6.57 2002 – 2013 12 Observatoire du Cegep de Trois-Rivieres
282 K17 59 9 6.56 2016 – 2023 8 Observatoire des Valentines, Bex
283 073 594 91 6.53 1943 – 2024 82 Bucharest
284 921 13 2 6.50 2000 – 2002 3 SW Institute for Space Research, Cloudcroft
285 J01 143 22 6.50 2010 – 2015 6 Observatorio Cielo Profundo, Leon
286 D54 13 2 6.50 2012 – 2016 5 MASTER-II Observatory, Blagoveshchensk
287 J93 39 6 6.50 2002 – 2012 11 Mount Tuffley Observatory, Gloucester
288 H68 84 13 6.46 2006 – 2008 3 Red Barn Observatory, Ty Ty
289 897 84 13 6.46 1988 – 1998 11 YGCO Chiyoda Station
290 168 412 64 6.44 2011 – 2024 14 Kourovskaya
291 L22 45 7 6.43 2013 – 2014 2 Barlad Observatory
292 033 53371 8305 6.43 1960 – 2024 65 Karl Schwarzschild Observatory, Tautenburg
293 G48 3056 477 6.41 2011 – 2019 9 Harlingten Research Observatory, Rancho Hildalgo
294 E12 19653 3079 6.38 2003 – 2013 11 Siding Spring Survey
295 L54 663 104 6.38 2019 – 2024 6 Berthelot Observatory, Hunedoara
296 697 140 22 6.36 1993 – 2022 30 Kitt Peak, McGraw-Hill
297 K80 336 53 6.34 2017 – 2023 7 Platanus Observatory, Lusowko
298 926 44358 6997 6.34 2000 – 2018 19 Tenagra II Observatory, Nogales
299 B24 38 6 6.33 2007 – 2019 13 Cesson
300 B18 1918 304 6.31 2000 – 2022 23 Terskol
301 U52 5693 908 6.27 2021 – 2024 4 Shasta Valley Observatory, Grenada
302 L23 25 4 6.25 2017 – 2017 1 Schela Observatory
303 C00 25 4 6.25 2009 – 2009 1 Velikie Luki
304 Z21 536 86 6.23 2016 – 2024 9 Tenerife-LCO Aqawan A #1
305 A16 521 84 6.20 2004 – 2024 21 Tentlingen
306 165 31 5 6.20 2000 – 2001 2 Piera Observatory, Barcelona
307 W95 1784 289 6.17 2014 – 2024 11 Observatorio Panameno, San Pedro de Atacama
308 E89 37 6 6.17 2013 – 2022 10 Geyserland Observatory, Pukehangi
309 304 2816 463 6.08 2001 – 2024 24 Las Campanas Observatory
310 954 1657 273 6.07 1998 – 2022 25 Teide Observatory
311 114 1565 259 6.04 2008 – 2012 5 Engelhardt Observatory, Zelenchukskaya Station
312 474 38826 6426 6.04 1985 – 2024 40 Mount John Observatory, Lake Tekapo
313 Z80 10477 1736 6.04 2015 – 2024 10 Northolt Branch Observatory
314 612 6 1 6.00 1996 – 1996 1 Lenkerbeck
315 201 156 26 6.00 2001 – 2005 5 Jonathan B. Postel Observatory
316 E24 12 2 6.00 2011 – 2015 5 Tangra Observatory, St. Clair
317 Q73 6 1 6.00 2024 – 2024 1 Buckthorn, Thornton
318 Z57 126 21 6.00 2019 – 2024 6 Observatorio Zuben, Alhaurin de la Torre
319 B17 6 1 6.00 2010 – 2010 1 AZT-8 Yevpatoriya
320 L75 12 2 6.00 2018 – 2023 6 Tartu Observatory of Tartu University
321 T03 66 11 6.00 2017 – 2024 8 Haleakala-LCO Clamshell #3
322 M31 48 8 6.00 2022 – 2024 3 Ursa Havaintokeskus, Artjarvi
323 H97 6 1 6.00 2004 – 2004 1 Talcott Mountain Science Center, Avon
324 C03 6 1 6.00 2016 – 2016 1 Clayhole Observatory, Jokela
325 830 36 6 6.00 2003 – 2004 2 Hudson
326 D75 6 1 6.00 2024 – 2024 1 Cariati
327 H49 6 1 6.00 2011 – 2011 1 ATU Astronomical Observatory, Russellville
328 C38 6 1 6.00 2012 – 2012 1 Varuna Observatory, Cuorgne
329 659 6 1 6.00 1998 – 1998 1 Heron Cove Observatory, Orcas
330 H99 6 1 6.00 2006 – 2006 1 Sunhill Observatory, Newton
331 D89 6 1 6.00 2008 – 2008 1 Yamagata
332 P66 6 1 6.00 2021 – 2021 1 Deokheung Optical Astronomy Observatory
333 Q69 6 1 6.00 2019 – 2019 1 Hazelbrook
334 M19 18 3 6.00 2024 – 2024 1 Osservatorio Explorer, Pula
335 V33 6 1 6.00 2022 – 2022 1 Finlaystone Observatory, Angel Fire
336 Z04 6 1 6.00 2022 – 2022 1 MAO, Ain Laqsab
337 G69 6 1 6.00 2011 – 2011 1 Via Capote Sky Observatory, Thousand Oaks
338 456 6 1 6.00 2005 – 2005 1 Daventry Observatory
339 A49 6 1 6.00 2006 – 2006 1 Uppsala-Angstrom
340 H33 6 1 6.00 2009 – 2009 1 Bixhoma Observatory, Bixby
341 G53 951 159 5.98 2010 – 2013 4 Alder Springs Observatory, Auberry
342 H13 89 15 5.93 2009 – 2010 2 Lenomiya Observatory, Casa Grande
343 J50 172 29 5.93 2004 – 2006 3 La Palma-NEON
344 850 3290 559 5.89 2000 – 2020 21 Cordell-Lorenz Observatory, Sewanee
345 566 428 73 5.86 1996 – 2002 7 Haleakala-NEAT/GEODSS
346 426 415 71 5.85 1997 – 1999 3 Woomera
347 K00 93 16 5.81 2021 – 2024 4 Hanau
348 G33 806 139 5.80 2012 – 2024 13 Wickede
349 A53 1950 337 5.79 2005 – 2022 18 Peschiera del Garda
350 L65 1770 306 5.78 2020 – 2024 5 Bredenkamp Observatory, Bremen
351 K74 6868 1188 5.78 2016 – 2024 9 Muensterschwarzach Observatory, Schwarzach
352 U63 231 40 5.78 2018 – 2024 7 Burnt Tree Hill Observatory, Cle Elum
353 V37 2597 450 5.77 2013 – 2024 12 McDonald Observatory-LCO ELP
354 300 7848 1360 5.77 2000 – 2017 18 Bisei Spaceguard Center-BATTeRS
355 C47 2269 394 5.76 2011 – 2022 12 Nonndorf
356 N55 86 15 5.73 2014 – 2020 7 Corona Borealis Observatory, Ngari, Tibet
357 W87 2238 391 5.72 2012 – 2024 13 Cerro Tololo-LCO C
358 O18 123119 21539 5.72 2023 – 2024 2 WFST, Lenghu
359 B84 40 7 5.71 2009 – 2009 1 Cyclops Observatory, Oostkapelle
360 896 40 7 5.71 1989 – 1997 9 Yatsugatake South Base Observatory
361 349 57 10 5.70 2000 – 2018 19 Ageo
362 T11 57 10 5.70 2005 – 2013 9 United Kingdom Infrared Telescope, Maunakea
363 L99 586 103 5.69 2021 – 2024 4 Novosilky
364 867 108 19 5.68 1996 – 2023 28 Saji Observatory
365 V21 693 122 5.68 2021 – 2024 4 Cewanee Observatory at DSNM
366 K88 13973 2464 5.67 2016 – 2024 9 GINOP-KHK, Piszkesteto
367 649 4886 862 5.67 1999 – 2009 11 Powell Observatory, Louisburg
368 857 34 6 5.67 2009 – 2012 4 Iowa Robotic Observatory, Sonoita
369 X18 17 3 5.67 2024 – 2024 1 6R-POL2, San Pedro de Atacama
370 Q64 912 161 5.66 2013 – 2024 12 Siding Spring-LCO B
371 Q62 7858 1390 5.65 2013 – 2024 12 iTelescope Observatory, Siding Spring
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772 I43 11 3 3.67 2011 – 2011 1 Tarleton State University Obs., Stephenville
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1103 447 5 2 2.50 2001 – 2003 3 Centennial Observatory
1104 442 5 2 2.50 2004 – 2009 6 Gualba Observatory
1105 L27 5 2 2.50 2019 – 2023 5 29PREMOTE Observatory, Dauban
1106 A96 5 2 2.50 2006 – 2006 1 Klosterneuburg
1107 N56 87 35 2.49 2020 – 2024 5 Jiama'erdeng Tianwentai, Ali, Tibet
1108 M21 883 357 2.47 2022 – 2024 3 Schiaparelli Southern Observatory, Hakos
1109 R58 27 11 2.45 2017 – 2019 3 Beverly-Begg Observatory, Dunedin
1110 M38 162 66 2.45 2023 – 2024 2 Harsona Observatory, Nyiregyhaza
1111 X01 39 16 2.44 2020 – 2022 3 Observatory Hurtado, El Sauce
1112 376 12 5 2.40 1992 – 1999 8 Uenohara
1113 I45 12 5 2.40 2011 – 2015 5 W Crusis Astronomical Observatory, San Justo
1114 261 62 26 2.38 1951 – 1996 46 Palomar Mountain-DSS
1115 689 38 16 2.38 1961 – 2007 47 U.S. Naval Observatory, Flagstaff
1116 Q12 19 8 2.38 2022 – 2024 3 Nagano Observatory
1117 303 109 46 2.37 1991 – 2014 24 OAN de Llano del Hato, Merida
1118 662 66 28 2.36 1911 – 2004 94 Lick Observatory, Mount Hamilton
1119 Z40 7 3 2.33 2019 – 2021 3 El Manzanillo Observatory, Puerto de la Torre
1120 414 14 6 2.33 1976 – 1979 4 Mount Stromlo
1121 C63 14 6 2.33 2012 – 2014 3 Giuseppe Piazzi Observatory, Ponte in Valtellina
1122 348 7 3 2.33 2000 – 2000 1 Ayabe
1123 M35 34 15 2.27 2023 – 2024 2 PS Observatory, Parjol
1124 399 95 42 2.26 1987 – 1999 13 Kushiro
1125 D64 18 8 2.25 2024 – 2024 1 Fucama, Casalincontrada
1126 095 8216 3707 2.22 1964 – 2024 61 Crimea-Nauchnyi
1127 W57 195 88 2.22 2023 – 2024 2 ESA TBT La Silla Observatory
1128 887 11 5 2.20 1988 – 1996 9 Ojima
1129 372 461 210 2.20 1981 – 2024 44 Geisei
1130 M50 96 44 2.18 2023 – 2024 2 Virtual Telescope Project, Manciano
1131 053 37 17 2.18 1934 – 1943 10 Konkoly Observatory, Budapest (since 1933)
1132 235 149 69 2.16 2002 – 2013 12 CAST Observatory, Talmassons
1133 092 73 34 2.15 1986 – 1987 2 Torun-Piwnice
1134 012 1037 485 2.14 1924 – 2014 91 Uccle
1135 017 40 19 2.11 1980 – 2004 25 Hoher List
1136 260 48 23 2.09 1976 – 1995 20 Siding Spring Observatory-DSS
1137 094 443 217 2.04 1912 – 2024 113 Crimea-Simeiz
1138 026 61 30 2.03 1966 – 2015 50 Berne-Zimmerwald
1139 868 4 2 2.00 1994 – 1994 1 Hidaka Observatory
1140 B44 4 2 2.00 2007 – 2007 1 Eygalayes
1141 889 10 5 2.00 1984 – 1985 2 Karasuyama
1142 I53 4 2 2.00 2012 – 2012 1 Armilla
1143 401 6 3 2.00 1988 – 1988 1 Oosato
1144 M16 6 3 2.00 2022 – 2023 2 Osservatorio Il Coreggiolo
1145 714 4 2 2.00 1999 – 1999 1 Bagdad
1146 B12 4 2 2.00 2007 – 2009 3 Koschny Observatory, Noordwijkerhout
1147 877 26 13 2.00 1988 – 1992 5 Okutama
1148 403 18 9 2.00 1989 – 1991 3 Kani
1149 364 26 13 2.00 1988 – 1992 5 YCPM Kagoshima Station
1150 888 16 8 2.00 1987 – 1999 13 Gekko
1151 I86 2 1 2.00 2013 – 2013 1 Observatorio UCM, Madrid
1152 770 2 1 2.00 1996 – 1996 1 Crescent Moon Observatory, Columbus
1153 882 6 3 2.00 1983 – 1984 2 JCPM Oi Station
1154 347 2 1 2.00 2001 – 2001 1 Utsunomiya-Imaizumi
1155 K81 2 1 2.00 2020 – 2020 1 P.M.P.H.R. Deep Sky Observatory, Atina
1156 032 2 1 2.00 1967 – 1967 1 Jena
1157 875 8 4 2.00 1990 – 1991 2 Yorii
1158 389 2 1 2.00 1930 – 1930 1 Tokyo (before 1938)
1159 358 2 1 2.00 1997 – 1997 1 Nanyo
1160 905 2 1 2.00 1995 – 1995 1 Nachi-Katsuura Observatory
1161 H86 2 1 2.00 2004 – 2004 1 CBA-East Observatory, Laurel
1162 685 2 1 2.00 1990 – 1990 1 Williams
1163 898 2 1 2.00 1990 – 1990 1 Fujieda
1164 K68 2 1 2.00 2016 – 2016 1 Osservatorio Elianto, Pontecagnano
1165 485 2 1 2.00 1978 – 1978 1 Carter Observatory, Wellington
1166 141 2 1 2.00 1998 – 1998 1 Hottviller
1167 571 2 1 2.00 1983 – 1983 1 Cavriana
1168 849 2 1 2.00 2000 – 2000 1 Everstar Observatory, Olathe
1169 D88 2 1 2.00 2010 – 2010 1 Hiratsuka
1170 881 26 13 2.00 1984 – 1991 8 Toyota
1171 166 2 1 2.00 2018 – 2018 1 Upice
1172 M13 2 1 2.00 2023 – 2023 1 Lucie Berger Observatory, Strasbourg
1173 727 2 1 2.00 2013 – 2013 1 Zeno Observatory, Edmond
1174 788 4 2 2.00 1972 – 1974 3 Mount Cuba Observatory, Wilmington
1175 D49 2 1 2.00 2024 – 2024 1 L'Ametlla de Mar
1176 P72 2 1 2.00 2022 – 2022 1 OWL-Net, Mt. Bohyun
1177 Y98 2 1 2.00 2024 – 2024 1 Southside Observatory, Steeple Aston
1178 K85 2 1 2.00 2023 – 2023 1 Kelmis
1179 X87 2 1 2.00 2018 – 2018 1 Dogsheaven Observatory, Brasilia
1180 G25 2 1 2.00 2013 – 2013 1 Sherbrooke
1181 Z08 4 2 2.00 2023 – 2023 1 Telescope Live, Oria
1182 220 2 1 2.00 1987 – 1987 1 Vainu Bappu Observatory, Kavalur
1183 E22 2 1 2.00 2009 – 2009 1 Univ. of Southern Queensland Obs., Mt. Kent
1184 T02 2 1 2.00 2024 – 2024 1 SNX-NET, Wailuku
1185 O44 2 1 2.00 2015 – 2015 1 Lijiang Station, Yunnan Observatories
1186 391 21 11 1.91 1987 – 1991 5 Sendai Observatory, Ayashi Station
1187 056 11 6 1.83 1954 – 2003 50 Skalnate Pleso
1188 119 98 55 1.78 1938 – 2021 84 Abastuman
1189 057 71 40 1.77 1937 – 2004 68 Belgrade
1190 388 298 168 1.77 1937 – 1996 60 Tokyo-Mitaka
1191 894 14 8 1.75 1991 – 1992 2 Kiyosato
1192 024 1282 752 1.70 1891 – 2013 123 Heidelberg-Konigstuhl
1193 885 5 3 1.67 1990 – 1993 4 JCPM Yakiimo Station
1194 494 5 3 1.67 1989 – 1989 1 Stakenbridge
1195 212 5 3 1.67 2002 – 2002 1 Observatorio La Dehesilla
1196 020 1486 901 1.65 1935 – 1975 41 Nice
1197 760 430 266 1.62 1948 – 1966 19 Goethe Link Observatory, Brooklyn
1198 839 139 86 1.62 1920 – 1979 60 La Plata
1199 374 6 4 1.50 1989 – 1990 2 Minami-Oda Observatory
1200 080 6 4 1.50 1939 – 1941 3 Istanbul
1201 983 3 2 1.50 1949 – 1959 11 San Fernando
1202 031 3 2 1.50 1940 – 1957 18 Sonneberg
1203 Q55 6 4 1.50 2014 – 2016 3 SkyMapper, Siding Spring
1204 786 6 4 1.50 1903 – 1996 94 U.S. Naval Obs., Washington (since 1893)
1205 047 3 2 1.50 1947 – 1947 1 Poznan
1206 990 27 19 1.42 1934 – 1957 24 Madrid
1207 805 84 62 1.35 1969 – 1978 10 Santiago-Cerro El Roble
1208 690 65 48 1.35 1906 – 1961 56 Lowell Observatory, Flagstaff
1209 028 74 55 1.35 1938 – 1944 7 Wurzburg
1210 672 4 3 1.33 1926 – 2003 78 Mount Wilson
1211 043 4 3 1.33 1961 – 1962 2 Asiago Astrophysical Observatory, Padua
1212 029 47 36 1.31 1914 – 1973 60 Hamburg-Bergedorf
1213 377 45 35 1.29 1928 – 1955 28 Kwasan Observatory, Kyoto
1214 801 87 68 1.28 1974 – 1996 23 Oak Ridge Observatory
1215 054 78 62 1.26 1984 – 2003 20 Brorfelde
1216 022 11 9 1.22 1925 – 1952 28 Pino Torinese
1217 803 25 22 1.14 1906 – 1910 5 Taunton
1218 008 27 24 1.13 1914 – 1950 37 Algiers-Bouzareah
1219 210 48 44 1.09 1952 – 1955 4 Alma-Ata
1220 078 178 166 1.07 1911 – 1954 44 Johannesburg
1221 076 63 59 1.07 1955 – 1977 23 Johannesburg-Hartbeespoort
1222 085 29 28 1.04 1945 – 1953 9 Kyiv
1223 330 50 49 1.02 1950 – 1992 43 Purple Mountain Observatory, Nanking
1224 420 2 2 1.00 1958 – 1959 2 Sydney
1225 074 2 2 1.00 1951 – 1952 2 Boyden Observatory, Bloemfontein
1226 999 2 2 1.00 1938 – 1938 1 Bordeaux-Floirac
1227 491 2 2 1.00 1982 – 1985 4 Centro Astronomico de Yebes
1228 480 2 2 1.00 2003 – 2008 6 Cockfield
1229 019 9 9 1.00 1912 – 1912 1 Neuchatel
1230 799 27 27 1.00 1912 – 1914 3 Winchester
1231 075 3 3 1.00 1949 – 1953 5 Tartu
1232 337 3 3 1.00 1931 – 1960 30 Sheshan, formerly Zo-Se
1233 086 3 3 1.00 1947 – 1950 4 Odesa
1234 334 3 3 1.00 1961 – 1963 3 Tsingtao
1235 045 3 3 1.00 1890 – 1940 51 Vienna (since 1879)
1236 293 4 4 1.00 1984 – 1989 6 Burlington remote site
1237 105 12 12 1.00 1924 – 1932 9 Moscow
1238 800 20 20 1.00 1899 – 1922 24 Harvard Observatory, Arequipa
1239 G91 2 2 1.00 1999 – 2000 2 Whipple Observatory, Mt. Hopkins--2MASS
1240 978 1 1 1.00 1989 – 1989 1 Conder Brow
1241 548 1 1 1.00 1878 – 1878 1 Berlin (1835-1913)
1242 H03 1 1 1.00 2005 – 2005 1 Sandia View Observatory, Rio Rancho
1243 767 1 1 1.00 1873 – 1873 1 Ann Arbor
1244 J78 1 1 1.00 2004 – 2004 1 Murcia
1245 007 1 1 1.00 1892 – 1892 1 Paris
1246 067 1 1 1.00 1949 – 1949 1 Lviv University Observatory
1247 871 1 1 1.00 1990 – 1990 1 Akou
1248 103 1 1 1.00 2003 – 2003 1 Ljubljana
1249 710 1 1 1.00 1996 – 1996 1 MPO Observatory, Florissant
1250 787 1 1 1.00 1874 – 1874 1 U.S. Naval Obs., Washington (before 1893)
1251 052 1 1 1.00 1974 – 1974 1 Stockholm-Saltsjobaden
1252 537 1 1 1.00 1898 – 1898 1 Urania Observatory, Berlin
1253 804 1 1 1.00 1945 – 1945 1 Santiago-San Bernardo
1254 055 1 1 1.00 1936 – 1936 1 Cracow
Sum 1254 31291222 757919 41.29 1873 – 2024 152 1254 names