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
2020-04-16 18:45:18 C 08 38 45.22 +24 33 02.0 V C40
2020-04-16 18:45:55 C 08 38 47.61 +24 33 13.7 V C82
2020-04-16 18:45:59 C 08 38 45.35 +24 32 59.1 V C40
2020-04-16 18:57:31 C 08 38 49.57 +24 32 22.5 q K73
2020-04-16 18:59:16 C 08 38 47.90 +24 32 00.9 V C40
2020-04-16 18:59:57 C 08 38 48.03 +24 31 57.9 V C40
2020-04-16 19:00:40 C 08 38 48.16 +24 31 54.9 V C40
2020-04-16 19:01:22 C 08 38 48.30 +24 31 51.8 V C40
2020-04-16 19:07:35 C 08 38 51.89 +24 31 24.4 V 246
2020-04-16 19:07:52 C 08 38 51.94 +24 31 23.3 V 246
2020-04-16 19:08:34 C 08 38 52.07 +24 31 20.2 V 246
2020-04-16 19:08:51 C 08 38 52.13 +24 31 19.0 V 246
2020-04-16 19:09:10 C 08 38 52.19 +24 31 17.5 V 246
2020-04-16 19:09:21 C 08 38 52.22 +24 31 16.8 V 246
2020-04-16 19:11:26 C 08 38 52.62 +24 31 07.9 V 246
2020-04-16 19:11:46 C 08 38 52.19 +24 31 20.9 q K73
2020-04-16 19:11:46 C 08 38 52.67 +24 31 06.4 V 246
2020-04-16 19:11:55 C 08 38 52.71 +24 31 05.7 V 246
2020-04-16 19:12:06 C 08 38 52.74 +24 31 05.0 V 246
2020-04-16 19:12:16 C 08 38 52.77 +24 31 04.3 V 246
2020-04-16 19:12:25 C 08 38 52.80 +24 31 03.6 V 246
2020-04-16 19:12:36 C 08 38 52.83 +24 31 02.8 V 246
2020-04-16 19:12:44 C 08 38 52.86 +24 31 02.2 V 246
2020-04-16 19:12:55 C 08 38 52.90 +24 31 01.4 V 246
2020-04-16 19:13:04 C 08 38 52.92 +24 31 00.7 V 246
2020-04-16 19:14:00 C 08 38 50.74 +24 30 56.4 V C40
2020-04-16 19:15:24 C 08 38 51.02 +24 30 50.1 V C40
2020-04-16 19:18:36 C 08 38 54.67 +24 30 37.0 V L40
2020-04-16 19:29:22 C 08 38 53.74 +24 29 48.7 V C40
2020-04-16 19:30:46 C 08 38 54.01 +24 29 42.5 V C40
2020-04-16 19:31:28 C 08 38 54.14 +24 29 39.5 V C40
2020-04-16 19:32:19 C 08 38 56.05 +24 29 51.8 q K73
2020-04-16 19:36:22 C 08 38 57.46 +24 29 29.8 V 108
2020-04-16 19:38:40 C 08 38 57.88 +24 29 19.9 V 108
2020-04-16 19:40:10 C 08 38 58.74 +24 28 56.7 V L65
2020-04-16 19:41:10 C 08 38 58.99 +24 28 59.1 V L40
2020-04-16 19:41:57 C 08 38 58.34 +24 28 55.1 V C47
2020-04-16 19:44:44 C 08 38 59.03 +24 28 53.3 V 108
2020-04-16 19:46:07 C 08 38 57.01 +24 28 34.9 V C40
2020-04-16 19:46:43 C 08 38 59.24 +24 28 34.4 V C47
2020-04-16 19:48:46 C 08 38 59.80 +24 28 35.8 V 108
2020-04-16 19:51:49 C 08 39 01.20 +24 28 22.8 q G07
2020-04-16 19:56:24 C 08 39 01.11 +24 27 52.0 V C47
2020-04-16 19:57:17 C 08 39 00.78 +24 28 02.8 q K73
2020-04-16 19:58:34 C 08 39 02.41 +24 27 41.3 V K85
2020-04-16 20:00:28 C 08 39 02.65 +24 27 28.4 V L65
2020-04-16 20:04:32 C 08 39 03.57 +24 27 15.1 V K85
2020-04-16 20:11:52 C 08 39 04.86 +24 26 38.5 V L65
2020-04-16 20:14:53 C 08 39 02.71 +24 26 27.6 V C40
2020-04-16 20:15:26 C 08 39 04.19 +24 26 42.2 q K73
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)