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
2020-04-11 20:14:36 C 08 18 03.84 +31 05 32.6 V C40
2020-04-11 20:15:29 C 08 18 03.95 +31 05 30.2 V C40
2020-04-11 20:16:21 C 08 18 04.07 +31 05 27.9 V C40
2020-04-11 20:21:25 C 08 18 05.69 +31 05 15.0 V L18
2020-04-11 20:21:41 C 08 18 05.69 +31 05 14.0 V L18
2020-04-11 20:21:56 C 08 18 05.74 +31 05 13.1 V L18
2020-04-11 20:22:11 C 08 18 05.76 +31 05 12.5 V L18
2020-04-11 20:22:26 C 08 18 05.81 +31 05 12.0 V L18
2020-04-11 20:22:41 C 08 18 05.81 +31 05 11.6 V L18
2020-04-11 20:22:57 C 08 18 05.86 +31 05 11.0 V L18
2020-04-11 20:23:12 C 08 18 05.85 +31 05 09.8 V L18
2020-04-11 20:23:27 C 08 18 05.90 +31 05 09.2 V L18
2020-04-11 20:23:42 C 08 18 05.93 +31 05 08.6 V L18
2020-04-11 20:23:58 C 08 18 05.96 +31 05 08.3 V L18
2020-04-11 20:24:13 C 08 18 06.02 +31 05 07.6 V L18
2020-04-11 20:24:16 C 08 18 07.38 +31 05 22.2 q G07
2020-04-11 20:24:28 C 08 18 06.06 +31 05 06.9 V L18
2020-04-11 20:24:43 C 08 18 06.10 +31 05 05.7 V L18
2020-04-11 20:24:54 C 08 18 06.83 +31 05 18.4 V 160
2020-04-11 20:24:59 C 08 18 06.14 +31 05 05.0 V L18
2020-04-11 20:26:30 C 08 18 06.48 +31 05 16.6 q K73
2020-04-11 20:26:57 C 08 18 07.76 +31 05 04.3 V K85
2020-04-11 20:28:07 C 08 18 07.22 +31 05 09.8 V 160
2020-04-11 20:30:10 C 08 18 05.89 +31 04 50.8 V C40
2020-04-11 20:31:05 C 08 18 07.59 +31 05 02.2 V 160
2020-04-11 20:33:57 C 08 18 07.39 +31 04 56.8 q K73
2020-04-11 20:35:57 C 08 18 08.87 +31 04 40.8 V K85
2020-04-11 20:39:30 C 08 18 09.24 +31 04 42.9 q G07
2020-04-11 20:44:00 C 08 18 07.71 +31 04 13.8 V C40
2020-04-11 20:44:52 C 08 18 07.83 +31 04 11.4 V C40
2020-04-11 20:45:44 C 08 18 07.95 +31 04 09.1 V C40
2020-04-11 20:46:37 C 08 18 08.06 +31 04 06.9 V C40
2020-04-11 20:49:09 C 08 18 10.46 +31 04 16.3 q G07
2020-04-11 20:51:06 C 08 18 09.53 +31 04 11.5 q K73
2020-04-11 20:59:11 C 08 18 11.67 +31 03 50.0 q G07
2020-04-11 20:59:34 C 08 18 09.81 +31 03 31.9 V C40
2020-04-11 21:00:26 C 08 18 09.91 +31 03 29.5 V C40
2020-04-11 21:01:18 C 08 18 10.03 +31 03 27.4 V C40
2020-04-11 21:01:27 n 08 18 12.75 +31 03 31.9 q Z92
2020-04-11 21:02:11 C 08 18 10.15 +31 03 25.0 V C40
2020-04-11 21:04:06 C 08 18 11.17 +31 03 36.7 q K73
2020-04-11 21:09:12 C 08 18 12.88 +31 03 23.3 q G07
2020-04-11 21:14:15 C 08 18 11.79 +31 02 52.3 V C40
2020-04-11 21:15:07 C 08 18 11.90 +31 02 50.1 V C40
2020-04-11 21:15:58 n 08 18 14.59 +31 02 53.9 q Z92
2020-04-11 21:15:59 C 08 18 12.03 +31 02 47.7 V C40
2020-04-11 21:16:17 C 08 18 12.71 +31 03 04.2 q K73
2020-04-11 21:16:50 C 08 18 12.14 +31 02 45.5 V C40
2020-04-11 21:19:09 C 08 18 14.16 +31 02 57.8 q G07
2020-04-11 21:28:56 C 08 18 13.81 +31 02 12.7 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)