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
2020-04-06 19:29:36 C 08 03 47.79 +35 12 25.2 V C40
2020-04-06 19:30:29 C 08 03 47.86 +35 12 23.8 V C40
2020-04-06 19:31:21 C 08 03 47.93 +35 12 22.3 V C40
2020-04-06 19:44:18 C 08 03 49.04 +35 11 59.8 V C40
2020-04-06 19:45:10 C 08 03 49.11 +35 11 58.3 V C40
2020-04-06 19:46:03 C 08 03 49.18 +35 11 56.8 V C40
2020-04-06 19:59:52 C 08 03 50.37 +35 11 32.7 V C40
2020-04-06 20:00:44 C 08 03 50.45 +35 11 31.2 V C40
2020-04-06 20:01:37 C 08 03 50.52 +35 11 29.6 V C40
2020-04-06 20:14:34 C 08 03 51.65 +35 11 06.9 V C40
2020-04-06 20:17:37 C 08 03 51.91 +35 11 01.6 V C40
2020-04-06 20:29:43 C 08 03 52.98 +35 10 40.3 V C40
2020-04-06 20:30:34 C 08 03 53.05 +35 10 38.8 V C40
2020-04-06 20:31:26 C 08 03 53.13 +35 10 37.3 V C40
2020-04-06 20:45:16 C 08 03 54.36 +35 10 13.1 V C40
2020-04-06 20:46:08 C 08 03 54.45 +35 10 11.4 V C40
2020-04-06 20:59:08 C 08 03 55.61 +35 09 48.4 V C40
2020-04-06 21:01:42 C 08 03 55.84 +35 09 43.9 V C40
2020-04-06 21:04:43 C 08 03 57.52 +35 09 50.4 V 204
2020-04-06 21:12:42 C 08 03 58.19 +35 09 36.6 V 204
2020-04-06 21:16:18 C 08 03 57.19 +35 09 18.1 V C40
2020-04-06 21:17:10 C 08 03 57.27 +35 09 16.5 V C40
2020-04-06 21:18:02 C 08 03 57.35 +35 09 14.9 V C40
2020-04-06 21:29:07 C 08 03 58.38 +35 08 55.4 V C40
2020-04-06 21:29:58 C 08 03 58.45 +35 08 53.8 V C40
2020-04-06 21:30:29 n 08 04 00.65 +35 09 00.1 q Z92
2020-04-06 21:33:09 C 08 03 59.92 +35 09 01.1 V 204
2020-04-06 21:45:31 n 08 04 01.93 +35 08 34.3 q Z92
2020-04-06 21:45:32 C 08 03 59.92 +35 08 26.2 V C40
2020-04-06 21:46:24 C 08 04 00.00 +35 08 24.7 V C40
2020-04-06 22:00:32 n 08 04 03.23 +35 08 08.5 q Z92
2020-04-06 22:01:05 C 08 04 01.41 +35 07 58.5 V C40
2020-04-06 22:10:37 C 08 04 02.33 +35 07 41.6 V C40
2020-04-06 22:13:12 C 08 04 02.58 +35 07 36.9 V C40
2020-04-06 22:15:27 n 08 04 04.53 +35 07 42.7 q Z92
2020-04-06 22:30:42 n 08 04 05.87 +35 07 16.2 q Z92
2020-04-06 23:51:49 C 08 04 16.59 +35 05 26.7 q I15
2020-04-06 23:53:00 C 08 04 16.69 +35 05 24.8 q I15
2020-04-06 23:54:11 C 08 04 16.78 +35 05 22.8 q I15
2020-04-07 13:22:36 C 08 05 34.73 +34 42 28.8 q P87
2020-04-07 13:26:36 C 08 05 35.06 +34 42 21.3 q P87
2020-04-07 13:30:37 C 08 05 35.39 +34 42 13.6 q P87
2020-04-07 16:51:30 C 08 05 59.65 +34 36 20.4 V C40
2020-04-07 16:52:22 C 08 05 59.72 +34 36 18.9 V C40
2020-04-07 16:53:15 C 08 05 59.79 +34 36 17.4 V C40
2020-04-07 17:00:09 C 08 06 00.38 +34 36 05.2 V C40
2020-04-07 17:13:58 C 08 06 01.55 +34 35 40.4 V C40
2020-04-07 17:14:51 C 08 06 01.62 +34 35 38.9 V C40
2020-04-07 17:15:43 C 08 06 01.70 +34 35 37.3 V C40
2020-04-07 17:29:32 C 08 06 02.88 +34 35 12.5 V C40
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)