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
2020-04-23 16:10:28 C 09 27 59.93 +06 12 22.4 193
2020-04-23 16:11:04 C 09 28 00.16 +06 12 16.4 12.5 193
2020-04-23 16:11:21 C 09 28 00.27 +06 12 13.6 193
2020-04-23 16:11:39 C 09 28 00.37 +06 12 10.7 193
2020-04-23 16:11:55 C 09 28 00.48 +06 12 07.9 193
2020-04-23 16:12:32 C 09 28 00.71 +06 12 01.9 12.5 193
2020-04-23 16:12:50 C 09 28 00.81 +06 11 59.1 193
2020-04-23 16:13:07 C 09 28 00.92 +06 11 56.3 193
2020-04-23 16:13:24 C 09 28 01.03 +06 11 53.4 193
2020-04-23 16:14:00 C 09 28 01.25 +06 11 47.5 12.5 193
2020-04-23 16:14:19 C 09 28 01.36 +06 11 44.6 193
2020-04-23 16:14:36 C 09 28 01.48 +06 11 41.7 193
2020-04-23 16:14:52 C 09 28 01.58 +06 11 39.0 193
2020-04-23 16:15:29 C 09 28 01.81 +06 11 32.9 12.5 193
2020-04-23 16:15:47 C 09 28 01.91 +06 11 30.1 193
2020-04-23 16:16:03 C 09 28 02.02 +06 11 27.3 193
2020-04-23 16:16:20 C 09 28 02.12 +06 11 24.6 193
2020-04-23 17:07:22 C 09 28 25.81 +06 02 48.2 V C40
2020-04-23 17:08:16 C 09 28 26.16 +06 02 39.4 V C40
2020-04-23 17:08:43 C 09 28 26.31 +06 02 34.9 V C40
2020-04-23 17:09:10 C 09 28 26.49 +06 02 30.5 V C40
2020-04-23 17:15:52 C 09 28 29.00 +06 01 24.4 V C40
2020-04-23 17:29:18 C 09 28 34.04 +05 59 12.1 V C40
2020-04-23 17:29:45 C 09 28 34.21 +05 59 07.5 V C40
2020-04-23 17:45:33 C 09 28 40.15 +05 56 31.5 V C40
2020-04-23 17:58:58 C 09 28 45.22 +05 54 18.8 V C40
2020-04-23 17:59:25 C 09 28 45.38 +05 54 14.6 V C40
2020-04-23 17:59:52 C 09 28 45.55 +05 54 10.2 V C40
2020-04-23 18:00:19 C 09 28 45.72 +05 54 05.6 V C40
2020-04-23 18:00:46 C 09 28 45.90 +05 54 00.9 V C40
2020-04-23 18:04:11 C 09 28 43.00 +05 53 39.7 12.3 190
2020-04-23 18:05:17 C 09 28 43.43 +05 53 28.4 12.3 190
2020-04-23 18:06:24 C 09 28 43.86 +05 53 17.6 12.4 190
2020-04-23 18:07:02 C 09 28 44.11 +05 53 11.1 190
2020-04-23 18:07:36 C 09 28 44.32 +05 53 05.7 190
2020-04-23 18:08:09 C 09 28 44.54 +05 53 00.2 190
2020-04-23 18:08:42 C 09 28 44.75 +05 52 54.6 190
2020-04-23 18:09:15 C 09 28 44.97 +05 52 49.0 190
2020-04-23 18:09:53 C 09 28 45.22 +05 52 42.8 190
2020-04-23 18:10:27 C 09 28 45.43 +05 52 37.2 190
2020-04-23 18:11:00 C 09 28 45.65 +05 52 31.8 190
2020-04-23 18:11:33 C 09 28 45.86 +05 52 26.3 190
2020-04-23 18:13:19 C 09 28 46.55 +05 52 08.8 190
2020-04-23 18:13:52 C 09 28 46.76 +05 52 03.3 190
2020-04-23 18:14:26 C 09 28 51.07 +05 51 45.8 V C40
2020-04-23 18:14:59 C 09 28 47.19 +05 51 52.3 190
2020-04-23 18:15:37 C 09 28 47.43 +05 51 45.9 12.3 190
2020-04-23 18:15:47 C 09 28 51.59 +05 51 32.2 V C40
2020-04-23 18:16:00 C 09 28 47.59 +05 51 41.9 12.3 190
2020-04-23 18:17:09 C 09 28 48.04 +05 51 30.5 12.4 190
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)