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
2020-04-25 09:02:36 C 09 46 14.29 -01 03 03.0 q E94
2020-04-25 09:05:07 C 09 46 15.41 -01 03 32.2 q E94
2020-04-25 09:07:37 C 09 46 16.53 -01 04 01.8 q E94
2020-04-25 09:10:07 C 09 46 17.64 -01 04 30.9 q E94
2020-04-25 09:12:37 C 09 46 18.76 -01 05 00.3 q E94
2020-04-25 09:15:08 C 09 46 19.88 -01 05 29.4 q E94
2020-04-25 09:17:38 C 09 46 21.00 -01 05 58.7 q E94
2020-04-25 09:20:07 C 09 46 22.11 -01 06 27.9 q E94
2020-04-25 09:22:52 C 09 46 23.36 -01 07 00.2 q E94
2020-04-25 09:25:37 C 09 46 24.58 -01 07 32.3 q E94
2020-04-25 09:27:51 C 09 46 25.59 -01 07 58.4 q E94
2020-04-25 17:33:27 C 09 50 29.31 -02 48 25.3 V C40
2020-04-25 17:35:54 C 09 50 30.45 -02 48 54.9 V C40
2020-04-25 17:42:25 C 09 50 29.94 -02 49 18.1 q M43
2020-04-25 17:45:07 C 09 50 34.74 -02 50 46.3 V C40
2020-04-25 17:45:44 C 09 50 35.03 -02 50 53.7 V C40
2020-04-25 17:50:14 C 09 50 33.55 -02 50 52.4 q M43
2020-04-25 17:59:15 C 09 50 41.33 -02 53 36.8 V C40
2020-04-25 17:59:16 C 09 50 37.72 -02 52 41.5 q M43
2020-04-25 18:01:05 C 09 50 42.20 -02 53 59.1 V C40
2020-04-25 18:14:11 C 09 50 44.62 -02 55 42.0 q M43
2020-04-25 18:16:13 C 09 50 49.27 -02 57 02.2 V C40
2020-04-25 18:45:06 C 09 51 02.86 -03 02 51.7 V C40
2020-04-25 18:45:40 C 09 51 07.41 -03 02 56.6 V 160
2020-04-25 18:46:20 C 09 51 03.42 -03 03 06.5 V C40
2020-04-25 18:47:08 C 09 51 08.10 -03 03 14.5 V 160
2020-04-25 18:52:47 C 09 51 10.74 -03 04 22.8 V 160
2020-04-25 18:55:39 C 09 51 12.07 -03 04 57.8 V 160
2020-04-25 18:58:29 C 09 51 13.39 -03 05 32.3 V 160
2020-04-25 18:59:36 C 09 51 09.69 -03 05 47.1 V C40
2020-04-25 19:00:42 C 09 51 14.40 -03 05 59.3 a 233
2020-04-25 19:02:04 C 09 51 15.06 -03 06 16.1 a 233
2020-04-25 19:02:29 C 09 51 15.27 -03 06 21.1 V 108
2020-04-25 19:03:42 C 09 51 15.81 -03 06 35.7 a 233
2020-04-25 19:04:40 C 09 51 16.27 -03 06 47.3 V 108
2020-04-25 19:05:33 C 09 51 16.68 -03 06 58.0 a 233
2020-04-25 19:07:06 C 09 51 17.39 -03 07 16.8 V 108
2020-04-25 19:07:18 C 09 51 17.49 -03 07 19.3 a 233
2020-04-25 19:10:03 C 09 51 18.79 -03 07 53.1 a 233
2020-04-25 19:12:10 C 09 51 19.76 -03 08 18.2 V 108
2020-04-25 19:14:34 C 09 51 20.92 -03 08 47.9 V 108
2020-04-25 19:14:58 C 09 51 16.98 -03 08 53.7 V C40
2020-04-25 19:16:11 C 09 51 17.56 -03 09 08.4 V C40
2020-04-25 19:16:48 C 09 51 17.84 -03 09 15.9 V C40
2020-04-25 19:30:53 C 09 51 24.55 -03 12 06.7 V C40
2020-04-25 19:32:06 C 09 51 25.13 -03 12 21.5 V C40
2020-04-25 19:45:38 C 09 51 31.60 -03 15 05.7 V C40
2020-04-25 19:46:15 C 09 51 31.90 -03 15 13.2 V C40
2020-04-25 19:52:46 C 09 51 39.74 -03 16 31.8 V K22
2020-04-25 19:59:46 C 09 51 38.39 -03 17 57.6 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)