The most prolific asteroid observation observatories in 2015 year (from January 05th 2015 to December 25th 2015) (an extended list)

Name,
МРС-code
Number of measurements (number of objects) Number of asteroid discoveries σ,″ (Ast-DyS) Instruments FOV Scale, ″/pix Altitude, m
1 Space Surveillance Telescope(New Mexico), G45 8912449
(595294)
4373 0.353 3.5-m f/1.0 Mersenne-Schmidt ? ? ?
2 PanSTARR-1, Haleakala (USA), F51 7062407
(1101269)
87769 0.111 1.8-m f/4.4 Ritchey-Chretien 2.6ºх2.6º
(3ºх3º ?)
0.3 3052
3 Catalina Sky Survey (USA), 703 2211585
(361294)
959 0.528 0.575 3.9ºх3.9º 2.6 2510
4 Mt. Lemmon Survey (USA), G96 2157238
(390256)
11635 0.288 1.50-m f/2.0 reflector 1.0ºх1.0º
1.2ºх1.2º [1]
1.0 2800
5 Purple Mountain Observatory (China), D29 1469488
(290824)
473 0.404 1.04-m f/1.8 Schmidt 2.0ºх2.0º 1.7 267
6 Steward Observatory, Kitt Peak (USA), 691 659960
(131614)
2355 0.272 0.9-m f/3 reflector 2.9ºx2.9º 1.1 2095
7 WISE, C51 357948
(16192)
131 0.524 ? ? ? ?
8 MASTER-II Observatory, Kislovodsk (Russia), C41 272018
(57153)
3 0.613 0.4-m f/2.5 reflector 2ºx2º 1.8 2067
9 Oukaımeden Observatory, Marrakech (Morocco), J43 216646
(36145)
417 0.396 0.5-m f/3 reflector [6] 1.5ºх1.5º [6] 1.2 [6] 2750 [6]
10 Pan-STARRS 2, Haleakala,F52 199676
(47039)
398 0.114 ? ? ? ?
11 MASTER-IAC Observatory, Tenerife, Z22 186353
(42456)
1 0.594  ? ?  ?  ?
12 Palomar Mountain—PTF (USA), I41 184872
(25117)
193 0.206 1.2-m f/2.44 Schmidt [2] 2.3ºx3.4º [3] 1.01 [2] 1708 [4]
13 ISON-NM observatory (Russia), it is situated in the USA. Remotely controlled., H15 182029
(54346)
44 0.461 0.40-m f/3 reflector SANTEL 100’х100’ 2.0 2217
14 ATLAS-MLO, Mauna Loa,T08 117912
(9890)
0  ? ?  ? ? ?
15 ISON-SSO Observatory, Siding Spring, Q60 102069
(26638)
29 0.463  ?  ?  ? ?
16 ATLAS-HKO, Haleakala,T05 96544
(14511)
3  0.434 ?  ? ? ?
17 SONEAR Observatory, Oliveira, Y00 90460
(21662)
23 0.458 0.30-m f/3.0 reflector + CCD ? ? ?
18 MASTER-II Observatory, Tunka(Russia), C94 78168
(20517)
1 0.578 0.4-m f/2.5 reflector 2ºx2º 1.8 680
19 Observatorio Panameno(San Pedro de Atacama), W95 70010
(16617)
5 0.451 ? ? ? ?
20 MASTER-SAAO Observatory (Sutherland), K95 60626
(15863)
11 0.525 ? ? ? ?
21 ESA Optical Ground Station, Tenerife, J04 53420
(15046)
239 0.326 1.0-m f/4.4 reflector + CCD ? ? ?
22 Astronomical Research Observatory, Westfield (USA), H21 40174
(3513)
26 0.209 0.61-m f/4.5 astrograph, 0.81-m f/4.5 astrograph, 0.76-m f/6.65 Ritchey-Chretien ? 0.8 [9] ?
23 Cerro Paranal, 309 30521
(3451)
89 0.138 ? ? ? ?
24 Tenagra II Observatory (USA), 926 24339
(5255)
8 0.366 0.81-m f/7 Ritchey-Chreґtien 0.41-m f/3.75 astrograph 14.8′x14.8′
1.48ºх1.48º
0.87 1.3 1312
25 ISON-Kislovodsk Observatory (Russia). CoLiTec user, D00 20225
(4965)
12 0.512 0.40-m f/3 reflector 105’х105’ 2.06 2100 ?
26 LPL/Spacewatch II (USA), 291 17578
(4434)
7 0.374 1.8-m f/2.7 reflector 0.78º + drift-scan 0.6 2095
27 Heaven on Earth Observatory (Mayhill), V30 17487
(4050)
96 0.516 ? ? ? ?
28 Steward Observatory, Mt. Lemmon Station,I52 17230
(3863)
28 0.336  ?  ? ? ?
29 Cerro Tololo-DECam (USA), W84 16461
(1454)
289 0.162 ? ? ?  ?
30 Cerro Tololo (Chili). Telescope is owned by the USA, 807 16303
(2802)
81 0.302 0.41-m f/11 Ritchey-Chreґtien ? ? 2200
69 Bisei Spaceguard Center-BATTeRS (Japan), 300 1651(306) 2 0.723 0.5 – m f/2.0 reflector [10] 0.25 – m f/5.0 reflector [11] 1.0-m f/3.0 reflector [12] 2ºx2º [13] 3ºx3º [13] ? ?
72 ISON-Ussuriysk. CoLiTec user , C15 1573(425) 0 ? 0.65-m f/2.3 astrograph + CCD 130х’130’ 3,08 275
75 Bergisch Gladbach (Germany), 621 1532(373) 28 0.285 0.6 m f/5.2 reflector 11’х10’? 1.2 368
93 Terskol (Ukraine-Russia), B18 920(99) 1 0.265 0.6-m f/12.8 Cassegrain ? ? 3127
94 Observatoire de Dax (France), 958 920(257) 0 0.561 0.20-m f/3.3 Schmidt-Cassegrain, 0.25-m f/6.3 Schmidt-Cassegrain, 0.30-m f/5.8 reflector ? ? ?
102 Kourovskaya Astronomical Observatory (Russia), 168 761(171) 0 0.369 0.40-m f/0.78 Schmidt 2ºx2º [15] 1.8 [15] 260
106 OAM Observatory, La Sagra (Spain), J75 678(217) 0 0.441 0.45-m f/2.8 reflector, 0.40-m reflector 1.5ºх1.0º,1.0ºх1.0º ? ?
191 Engelhardt Observatory, Zelenchukskaya Station (Russia), 114 153(34) 0 ? 0.3-m f/7.7 reflector ? ? 2047
230 Galaёti Observatory(Romania), C73 81(34) 0 0.487 0.4-m f/8 Ritchey-Chreґtien 29.8’ x 19.9’[14] 0.58 [14] ?
238 Andrushivka Astronomical Observatory (Ukraine), A50 74(17) 0 ? 0.6-m reflector 72′х72′ 2.07 240
320 Ka-Dar Observatory, TAU Station (Russia), C32 26(6) 0 ? 0.40-m f/8 Ritchey-Chreґtien 39’х26’ 1.17 2060
479 KubanStateUniversity Astrophysical Observatory (Russia), C40 3(1) 0 0.245 0.51-m f/6.3 reflector 20’x20 0.46 71
- AZT-8 (Evpatoria), B17 -(-) - ? 0.7-m f/2.83 reflector 45’х45’ 1.75 12
- AGM Observatory, Marrakech (Morocco), I69 -(-) - ? 0.6-m f/5 reflector ? ? ?
- ISON-Terskol Observatory (Russia-Ukraine), D05 -(-) - ? 0.80-m f/2.8 reflector ? ? 3127

References
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14.Vaduvescu, O., Birlan, M., Tudorica, A. et. al.(2013). 739observed NEA sandnew 2–4 m survey statistics within the EURONEAR network. Planetary and Space Science.
15. Punanova, A.F., Loktin, A.V., Krushinsky, V.V. et al. (2012). CCD VRI photometry of the old open cluster NGC 7142.