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
2020-04-09 18:46:26 C 08 11 34.82 +33 00 12.5 V C40
2020-04-09 18:49:39 C 08 11 37.31 +33 00 13.3 a 233
2020-04-09 18:56:38 C 08 11 38.01 +32 59 58.5 a 233
2020-04-09 18:59:23 C 08 11 36.17 +32 59 44.1 V C40
2020-04-09 19:00:52 C 08 11 38.45 +32 59 49.4 a 233
2020-04-09 19:01:25 C 08 11 36.39 +32 59 39.6 V C40
2020-04-09 19:05:06 C 08 11 38.87 +32 59 40.4 a 233
2020-04-09 19:09:20 C 08 11 39.31 +32 59 31.3 a 233
2020-04-09 19:13:34 C 08 11 39.73 +32 59 22.3 a 233
2020-04-09 19:14:25 C 08 11 37.77 +32 59 11.1 V C40
2020-04-09 19:17:48 C 08 11 40.16 +32 59 13.2 a 233
2020-04-09 19:22:03 C 08 11 40.59 +32 59 04.0 a 233
2020-04-09 19:23:36 C 08 11 41.27 +32 58 51.4 V C23
2020-04-09 19:26:16 C 08 11 41.02 +32 58 54.9 a 233
2020-04-09 19:26:23 C 08 11 41.43 +32 58 47.3 V L40
2020-04-09 19:28:11 C 08 11 41.75 +32 58 41.5 V C23
2020-04-09 19:29:07 C 08 11 39.34 +32 58 38.6 V C40
2020-04-09 19:29:59 C 08 11 39.44 +32 58 36.8 V C40
2020-04-09 19:32:26 C 08 11 42.04 +32 58 34.1 V L40
2020-04-09 19:33:26 C 08 11 42.29 +32 58 30.4 V C23
2020-04-09 19:38:40 C 08 11 42.84 +32 58 19.1 V C23
2020-04-09 19:43:55 C 08 11 43.39 +32 58 07.9 V C23
2020-04-09 19:47:15 C 08 11 41.31 +32 57 58.3 V C40
2020-04-09 19:59:25 C 08 11 42.63 +32 57 31.4 V C40
2020-04-09 20:00:16 C 08 11 42.73 +32 57 29.5 V C40
2020-04-09 20:01:08 C 08 11 42.82 +32 57 27.6 V C40
2020-04-09 20:11:49 C 08 11 45.08 +32 57 18.4 q K73
2020-04-09 20:13:01 C 08 11 45.74 +32 57 13.7 V 108
2020-04-09 20:13:52 C 08 11 45.29 +32 57 14.0 q K73
2020-04-09 20:15:11 C 08 11 45.95 +32 57 08.9 V 108
2020-04-09 20:15:50 C 08 11 44.45 +32 56 54.7 V C40
2020-04-09 20:16:11 C 08 11 45.54 +32 57 08.9 q K73
2020-04-09 20:16:16 C 08 11 46.08 +32 57 06.6 V 108
2020-04-09 20:16:42 C 08 11 44.55 +32 56 52.7 V C40
2020-04-09 20:17:19 C 08 11 46.19 +32 57 04.2 V 108
2020-04-09 20:18:23 C 08 11 46.31 +32 57 01.9 V 108
2020-04-09 20:18:59 C 08 11 45.86 +32 57 02.7 q K73
2020-04-09 20:21:03 C 08 11 47.22 +32 56 48.0 V K85
2020-04-09 20:29:41 C 08 11 46.00 +32 56 23.8 V C40
2020-04-09 20:30:33 C 08 11 46.10 +32 56 21.7 V C40
2020-04-09 20:31:24 C 08 11 46.19 +32 56 19.9 V C40
2020-04-09 20:34:53 C 08 11 48.68 +32 56 17.9 V K85
2020-04-09 20:42:38 C 08 11 47.46 +32 55 54.6 V C40
2020-04-09 20:44:21 C 08 11 47.65 +32 55 50.7 V C40
2020-04-09 21:00:11 C 08 11 49.47 +32 55 15.2 V C40
2020-04-09 21:01:03 C 08 11 49.56 +32 55 13.3 V C40
2020-04-09 21:02:26 C 08 11 50.96 +32 55 25.0 V 160
2020-04-09 21:05:55 C 08 11 51.31 +32 55 17.4 V 160
2020-04-09 21:09:21 C 08 11 51.69 +32 55 09.6 V 160
2020-04-09 21:14:00 C 08 11 51.06 +32 54 44.0 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)