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 18:45:11 C 09 19 36.80 +09 31 25.2 V C40
2020-04-22 18:46:35 C 09 19 37.28 +09 31 12.8 V C40
2020-04-22 18:59:07 C 09 19 41.61 +09 29 21.4 V C40
2020-04-22 18:59:49 C 09 19 41.85 +09 29 15.3 V C40
2020-04-22 19:14:40 C 09 19 47.00 +09 27 03.2 V C40
2020-04-22 19:15:17 C 09 19 47.22 +09 26 57.7 V C40
2020-04-22 19:26:56 C 09 19 55.30 +09 25 08.4 V L40
2020-04-22 19:28:56 C 09 19 55.98 +09 24 51.0 V L40
2020-04-22 19:30:39 C 09 19 52.58 +09 24 40.7 V C40
2020-04-22 19:44:06 C 09 19 57.28 +09 22 40.9 V C40
2020-04-22 19:45:18 C 09 20 01.53 +09 22 17.7 V L65
2020-04-22 19:45:20 C 09 19 57.72 +09 22 30.0 V C40
2020-04-22 19:47:28 C 09 20 01.70 +09 22 18.6 a 233
2020-04-22 19:49:14 C 09 20 02.28 +09 22 03.1 a 233
2020-04-22 19:50:57 C 09 20 02.88 +09 21 47.5 a 233
2020-04-22 19:52:43 C 09 20 03.47 +09 21 31.8 a 233
2020-04-22 19:57:01 C 09 20 04.96 +09 20 53.3 a 233
2020-04-22 19:58:46 C 09 20 05.56 +09 20 38.0 a 233
2020-04-22 19:59:28 C 09 20 02.69 +09 20 23.5 V C40
2020-04-22 20:00:05 C 09 20 02.92 +09 20 18.1 V C40
2020-04-22 20:00:16 C 09 20 06.08 +09 20 24.6 a 233
2020-04-22 20:01:19 C 09 20 03.35 +09 20 07.1 V C40
2020-04-22 20:02:13 C 09 20 06.73 +09 20 07.2 a 233
2020-04-22 20:04:56 C 09 20 08.36 +09 19 22.9 V L65
2020-04-22 20:14:50 C 09 20 08.14 +09 18 05.9 V C40
2020-04-22 20:15:27 C 09 20 08.36 +09 18 00.5 V C40
2020-04-22 20:20:48 C 09 20 13.88 +09 17 04.4 V G33
2020-04-22 20:21:46 C 09 20 14.26 +09 16 56.1 V G33
2020-04-22 20:22:45 C 09 20 14.58 +09 16 47.3 V G33
2020-04-22 20:22:53 C 09 20 14.63 +09 16 42.7 V L65
2020-04-22 20:23:42 C 09 20 14.95 +09 16 39.0 V G33
2020-04-22 20:24:33 C 09 20 15.25 +09 16 31.2 V G33
2020-04-22 20:25:31 C 09 20 15.54 +09 16 22.4 V G33
2020-04-22 20:29:27 C 09 20 13.35 +09 15 54.9 V C40
2020-04-22 20:30:03 C 09 20 13.57 +09 15 49.5 V C40
2020-04-22 20:30:40 C 09 20 13.79 +09 15 44.0 V C40
2020-04-22 20:31:17 C 09 20 14.00 +09 15 38.5 V C40
2020-04-22 20:44:12 C 09 20 18.64 +09 13 42.8 V C40
2020-04-22 20:48:37 C 09 20 24.21 +09 13 01.2 t L59
2020-04-22 20:53:55 n 09 20 26.44 +09 12 16.6 V Z43
2020-04-22 20:56:38 C 09 20 26.57 +09 11 46.2 V K85
2020-04-22 20:59:38 n 09 20 28.43 +09 11 25.7 V Z43
2020-04-22 20:59:39 C 09 20 27.62 +09 11 19.2 V K85
2020-04-22 21:04:31 n 09 20 30.38 +09 10 30.2 q Z92
2020-04-22 21:08:24 n 09 20 31.47 +09 10 07.0 V Z43
2020-04-22 21:11:19 C 09 20 32.59 +09 09 28.7 V Z99
2020-04-22 21:13:57 C 09 20 29.41 +09 09 14.9 V C40
2020-04-22 21:14:59 n 09 20 34.06 +09 08 56.4 q Z92
2020-04-22 21:15:29 n 09 20 33.94 +09 09 03.5 V Z43
2020-04-22 21:16:05 C 09 20 34.27 +09 08 45.8 V Z99
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)