52768 (1998 OR2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5757189890 ± 5.34e-10
Semi-major axis (a)2.3793400346 AU ± 6.79e-10
Inclination (i)5.87938456° ± 3.15e-07
Long. of Asc. Node (Ω)26.93086310° ± 7.35e-07
Arg. of Perihelion (ω)174.57236061° ± 1.01e-06
Mean Anomaly (M)188.66062109° ± 2.78e-07
Mean Motion (n)0.2685514540°/day ± 1.15e-10
Perihelion dist (q)1.00950880 AU ± 1.30e-09
Aphelion dist (Q)3.74917127 AU ± 1.66e-09
Orbital Period3.67015806 yr ± 1.57e-09
Physical Parameters
H (abs. magnitude)16.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.161″
Uncertainty0
Orbit TypeApollo
MOID0.006993 AU
Observations Used5779
Radar Obs Used8
Gaia Obs Used66
Oppositions21
Arc Total1987-2025
First Observation Used1987-06-30
Last Observation Used2025-11-11
Observations (6539)
Date Type RA Dec Mag Band Observatory
2020-04-20 21:13:21 C 09 04 03.52 +15 30 07.4 V C40
2020-04-20 21:13:49 C 09 04 05.59 +15 30 05.9 V C47
2020-04-20 21:19:47 C 09 04 07.31 +15 29 23.8 V C47
2020-04-20 21:24:10 C 09 04 10.77 +15 28 47.8 q Z30
2020-04-20 21:25:19 C 09 04 08.93 +15 28 44.6 V C47
2020-04-20 21:25:28 n 09 04 10.86 +15 28 39.0 q Z92
2020-04-20 21:32:16 C 09 04 10.95 +15 27 55.4 V C47
2020-04-20 21:41:40 C 09 04 15.81 +15 26 44.0 q Z30
2020-04-20 21:45:29 n 09 04 16.63 +15 26 17.2 q Z92
2020-04-20 21:54:19 C 09 04 19.47 +15 25 14.3 q Z30
2020-04-20 22:05:30 n 09 04 22.45 +15 23 55.2 q Z92
2020-04-20 22:06:11 C 09 04 22.33 +15 23 54.2 V Z80
2020-04-20 22:07:07 n 09 04 22.93 +15 23 43.7 q Z92
2020-04-20 22:22:46 C 09 04 27.15 +15 21 55.9 V Z80
2020-04-20 22:30:27 n 09 04 29.76 +15 20 57.8 q Z92
2020-04-20 22:39:36 C 09 04 32.11 +15 19 56.0 V Z80
2020-04-20 23:50:08 C 09 04 51.89 +15 12 26.5 V G40
2020-04-21 00:01:11 C 09 04 55.11 +15 11 06.6 V G40
2020-04-21 00:08:53 C 09 04 57.36 +15 10 10.9 V G40
2020-04-21 02:37:59 C 09 05 48.34 +14 52 20.9 q 850
2020-04-21 02:46:43 C 09 05 50.83 +14 51 17.5 q 850
2020-04-21 02:55:34 C 09 05 53.36 +14 50 13.0 q 850
2020-04-21 03:04:20 C 09 05 55.86 +14 49 09.3 q 850
2020-04-21 03:13:07 C 09 05 58.38 +14 48 05.0 q 850
2020-04-21 03:21:53 C 09 06 00.91 +14 47 00.9 q 850
2020-04-21 03:30:38 C 09 06 03.42 +14 45 56.9 q 850
2020-04-21 03:42:31 C 09 06 09.06 +14 45 02.7 q V26
2020-04-21 03:54:55 C 09 06 12.54 +14 43 32.2 q V26
2020-04-21 04:18:12 C 09 06 19.12 +14 40 41.7 q V26
2020-04-21 04:22:29 C 09 06 21.27 +14 39 50.9 V G96
2020-04-21 04:29:58 C 09 06 23.40 +14 38 56.5 V G96
2020-04-21 04:37:24 C 09 06 25.52 +14 38 01.4 V G96
2020-04-21 04:44:49 C 09 06 27.66 +14 37 06.6 V G96
2020-04-21 16:09:20 C 09 10 12.98 +13 11 25.6 12.8 193
2020-04-21 16:09:36 C 09 10 13.06 +13 11 23.5 193
2020-04-21 16:12:17 C 09 10 13.86 +13 11 02.8 12.8 193
2020-04-21 16:13:45 C 09 10 14.32 +13 10 51.4 12.8 193
2020-04-21 16:14:02 C 09 10 14.40 +13 10 49.2 193
2020-04-21 16:23:26 C 09 10 17.24 +13 09 36.0 193
2020-04-21 16:25:48 C 09 10 17.96 +13 09 17.5 193
2020-04-21 16:28:29 C 09 10 18.77 +13 08 56.8 193
2020-04-21 16:31:26 C 09 10 19.66 +13 08 33.9 193
2020-04-21 16:32:17 C 09 10 19.92 +13 08 27.3 193
2020-04-21 16:33:28 C 09 10 20.28 +13 08 18.0 193
2020-04-21 16:34:05 C 09 10 20.47 +13 08 13.1 193
2020-04-21 16:37:18 C 09 10 21.46 +13 07 48.0 193
2020-04-21 16:38:10 C 09 10 21.72 +13 07 41.3 193
2020-04-21 16:38:47 C 09 10 21.90 +13 07 36.5 193
2020-04-21 16:39:05 C 09 10 21.99 +13 07 34.2 193
2020-04-21 16:39:38 C 09 10 22.16 +13 07 29.8 193
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-04-16 23:39:00 74169888.28 0.55 us 2380 -1 -1
2020-04-17 00:39:00 74006133.3 0.55 us 2380 -1 -1
2020-04-17 23:49:00 70213370.86 0.54 us 2380 -1 -1
2020-04-18 23:37:00 66419421.12 0.54 us 2380 -1 -1
2020-04-19 23:42:00 62708392.59 0.54 us 2380 -1 -1
2020-04-22 00:23:00 55726484.71 0.53 us 2380 -1 -1
2020-04-23 00:30:00 52603664 0.53 us 2380 -1 -1
2020-04-23 23:47:00 49859572.3 0.53 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)