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
2020-04-22 21:21:25 C 09 20 36.15 +09 07 58.1 V Z99
2020-04-22 21:22:27 C 09 20 36.03 +09 07 57.7 t L59
2020-04-22 21:24:22 n 09 20 37.05 +09 07 43.8 V Z43
2020-04-22 21:25:18 n 09 20 37.69 +09 07 23.7 q Z92
2020-04-22 21:26:31 C 09 20 37.95 +09 07 12.1 V Z99
2020-04-22 21:26:35 n 09 20 38.15 +09 07 12.4 q Z92
2020-04-22 21:29:56 C 09 20 35.27 +09 06 50.9 V C40
2020-04-22 21:31:10 C 09 20 35.71 +09 06 39.8 V C40
2020-04-22 21:36:42 n 09 20 41.72 +09 05 41.4 q Z92
2020-04-22 21:56:47 C 09 20 48.15 +09 02 48.8 t L59
2020-04-22 21:59:59 C 09 20 46.37 +09 02 19.3 V C40
2020-04-23 01:24:53 C 09 22 09.35 +08 31 47.6 q I15
2020-04-23 01:29:35 C 09 22 11.00 +08 31 04.7 q I15
2020-04-23 01:34:52 C 09 22 12.85 +08 30 16.2 q I15
2020-04-23 03:49:47 C 09 23 07.38 +08 09 49.1 o G58
2020-04-23 03:59:30 C 09 23 10.78 +08 08 19.8 o G58
2020-04-23 04:06:08 C 09 23 13.06 +08 07 18.2 o G58
2020-04-23 04:08:32 C 09 23 11.97 +08 07 07.9 V G96
2020-04-23 04:15:58 C 09 23 14.58 +08 05 58.9 V G96
2020-04-23 04:23:24 C 09 23 17.19 +08 04 49.8 V G96
2020-04-23 04:30:51 C 09 23 19.81 +08 03 40.6 V G96
2020-04-23 07:48:45 C 09 24 36.23 +07 33 25.8 V T05
2020-04-23 07:53:23 C 09 24 37.88 +07 32 41.8 V T05
2020-04-23 08:02:10 C 09 24 41.02 +07 31 18.6 V T05
2020-04-23 08:16:52 C 09 24 46.27 +07 28 59.4 V T05
2020-04-23 15:27:31 C 09 27 44.04 +06 19 23.1 193
2020-04-23 15:29:25 C 09 27 44.74 +06 19 04.5 193
2020-04-23 15:30:16 C 09 27 45.06 +06 18 56.1 12.5 193
2020-04-23 15:30:40 C 09 27 45.21 +06 18 52.2 193
2020-04-23 15:31:32 C 09 27 45.52 +06 18 43.8 193
2020-04-23 15:32:35 C 09 27 45.91 +06 18 33.5 193
2020-04-23 15:33:50 C 09 27 46.37 +06 18 21.2 193
2020-04-23 15:34:03 C 09 27 46.45 +06 18 19.2 193
2020-04-23 15:36:09 C 09 27 47.23 +06 17 58.6 193
2020-04-23 15:36:48 C 09 27 47.46 +06 17 52.3 193
2020-04-23 15:37:12 C 09 27 47.61 +06 17 48.3 193
2020-04-23 15:37:51 C 09 27 47.85 +06 17 41.9 193
2020-04-23 15:38:15 C 09 27 48.00 +06 17 38.0 193
2020-04-23 15:47:30 C 09 27 51.41 +06 16 07.7 12.5 193
2020-04-23 15:48:04 C 09 27 51.63 +06 16 02.0 193
2020-04-23 15:48:21 C 09 27 51.73 +06 15 59.3 193
2020-04-23 15:48:57 C 09 27 51.96 +06 15 53.3 12.4 193
2020-04-23 15:49:14 C 09 27 52.07 +06 15 50.4 193
2020-04-23 15:49:32 C 09 27 52.17 +06 15 47.6 193
2020-04-23 15:49:50 C 09 27 52.28 +06 15 44.8 193
2020-04-23 15:50:26 C 09 27 52.50 +06 15 38.8 12.5 193
2020-04-23 15:50:43 C 09 27 52.61 +06 15 35.9 193
2020-04-23 15:51:01 C 09 27 52.71 +06 15 33.2 193
2020-04-23 15:51:17 C 09 27 52.82 +06 15 30.3 193
2020-04-23 15:51:54 C 09 27 53.05 +06 15 24.3 12.5 193
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)