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
2020-04-21 21:50:26 n 09 12 07.98 +12 26 18.2 q Z92
2020-04-21 21:54:23 C 09 12 09.52 +12 25 46.7 q Z30
2020-04-21 22:00:24 n 09 12 11.18 +12 24 58.7 q Z92
2020-04-21 22:05:05 C 09 12 12.97 +12 24 21.0 q Z30
2020-04-22 01:45:20 C 09 13 32.04 +11 55 27.4 V V93
2020-04-22 02:20:24 C 09 13 43.03 +11 50 42.0 V V93
2020-04-22 02:52:30 C 09 13 53.18 +11 46 18.8 V V93
2020-04-22 03:35:53 C 09 14 08.39 +11 41 07.3 q V26
2020-04-22 03:46:48 C 09 14 12.69 +11 39 17.8 V G96
2020-04-22 03:55:00 C 09 14 15.28 +11 38 10.9 V G96
2020-04-22 04:03:11 C 09 14 17.83 +11 37 03.3 V G96
2020-04-22 04:11:28 C 09 14 19.49 +11 36 13.9 q V26
2020-04-22 05:15:55 C 09 14 39.98 +11 27 19.2 q V26
2020-04-22 05:48:21 C 09 14 50.51 +11 22 48.5 q V26
2020-04-22 15:36:33 C 09 18 28.69 +09 59 15.4 193
2020-04-22 15:36:50 C 09 18 28.79 +09 59 12.9 193
2020-04-22 15:39:12 C 09 18 29.57 +09 58 52.3 12.8 193
2020-04-22 15:39:29 C 09 18 29.67 +09 58 49.8 193
2020-04-22 15:39:47 C 09 18 29.76 +09 58 47.3 193
2020-04-22 15:41:15 C 09 18 30.25 +09 58 34.6 193
2020-04-22 15:45:56 C 09 18 31.81 +09 57 53.6 193
2020-04-22 15:46:33 C 09 18 32.01 +09 57 48.2 12.8 193
2020-04-22 15:48:36 C 09 18 32.69 +09 57 30.5 193
2020-04-22 15:50:04 C 09 18 33.18 +09 57 17.6 193
2020-04-22 15:52:25 C 09 18 33.96 +09 56 57.1 12.8 193
2020-04-22 15:53:16 C 09 18 34.25 +09 56 49.6 193
2020-04-22 15:54:11 C 09 18 34.55 +09 56 41.6 193
2020-04-22 15:55:22 C 09 18 34.94 +09 56 31.3 12.8 193
2020-04-22 15:55:56 C 09 18 35.14 +09 56 26.2 193
2020-04-22 15:56:13 C 09 18 35.23 +09 56 23.7 193
2020-04-22 15:57:42 C 09 18 35.72 +09 56 11.0 193
2020-04-22 16:00:38 C 09 18 36.70 +09 55 45.3 193
2020-04-22 16:59:36 C 09 19 00.91 +09 46 55.8 V C40
2020-04-22 17:00:17 C 09 19 01.13 +09 46 49.8 V C40
2020-04-22 17:01:00 C 09 19 01.37 +09 46 43.5 V C40
2020-04-22 17:01:41 C 09 19 01.60 +09 46 37.4 V C40
2020-04-22 17:02:23 C 09 19 01.84 +09 46 31.4 V C40
2020-04-22 17:15:05 C 09 19 06.12 +09 44 40.2 V C40
2020-04-22 17:29:02 C 09 19 10.84 +09 42 37.6 V C40
2020-04-22 17:29:43 C 09 19 11.07 +09 42 31.4 V C40
2020-04-22 17:31:07 C 09 19 11.55 +09 42 19.2 V C40
2020-04-22 17:37:59 C 09 19 09.76 +09 41 28.8 190
2020-04-22 17:44:27 C 09 19 11.98 +09 40 31.9 190
2020-04-22 17:45:47 C 09 19 16.52 +09 40 10.2 V C40
2020-04-22 17:46:28 C 09 19 16.75 +09 40 04.0 V C40
2020-04-22 17:46:51 C 09 19 12.80 +09 40 10.7 12.5 190
2020-04-22 17:47:24 C 09 19 12.99 +09 40 05.7 12.4 190
2020-04-22 17:50:20 C 09 19 14.01 +09 39 39.9 190
2020-04-22 17:50:53 C 09 19 14.19 +09 39 35.2 190
2020-04-22 17:51:26 C 09 19 14.38 +09 39 30.1 190
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)