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
2020-04-08 21:30:26 n 08 09 05.17 +33 43 03.3 q Z92
2020-04-08 21:33:14 C 08 09 04.86 +33 42 58.9 V K85
2020-04-08 21:44:59 C 08 09 04.54 +33 42 25.3 V C40
2020-04-08 21:45:50 C 08 09 04.64 +33 42 23.4 V C40
2020-04-08 21:46:59 n 08 09 06.83 +33 42 30.0 q Z92
2020-04-08 21:59:41 C 08 09 06.18 +33 41 54.7 V C40
2020-04-08 22:01:24 C 08 09 06.37 +33 41 51.1 V C40
2020-04-08 22:03:34 C 08 09 07.50 +33 41 54.3 q L03
2020-04-08 22:11:47 C 08 09 07.54 +33 41 29.3 V C40
2020-04-08 22:12:38 C 08 09 07.63 +33 41 27.5 V C40
2020-04-08 22:14:23 C 08 09 07.84 +33 41 24.0 V C40
2020-04-08 22:18:47 C 08 09 09.07 +33 41 23.2 q L03
2020-04-08 22:25:36 C 08 09 10.56 +33 41 13.5 V Z80
2020-04-08 22:32:45 C 08 09 10.61 +33 40 53.6 q L03
2020-04-08 22:38:37 C 08 09 11.91 +33 40 46.6 V Z80
2020-04-08 22:51:58 C 08 09 13.28 +33 40 19.2 V Z80
2020-04-08 23:01:57 C 08 09 14.36 +33 39 58.7 V Z80
2020-04-08 23:12:16 C 08 09 15.45 +33 39 37.5 V Z80
2020-04-09 02:08:33 C 08 09 37.96 +33 34 19.2 V V93
2020-04-09 02:53:19 C 08 09 42.21 +33 32 48.3 V V93
2020-04-09 03:46:52 C 08 09 47.45 +33 30 57.4 V V93
2020-04-09 07:16:07 C 08 10 12.14 +33 24 31.4 V T08
2020-04-09 07:20:20 C 08 10 12.54 +33 24 22.5 V T08
2020-04-09 07:29:14 C 08 10 13.37 +33 24 03.7 V T08
2020-04-09 07:46:35 C 08 10 15.02 +33 23 27.0 V T08
2020-04-09 16:45:09 C 08 11 22.44 +33 04 32.7 V C40
2020-04-09 16:47:46 C 08 11 22.70 +33 04 27.1 V C40
2020-04-09 16:59:00 C 08 11 23.82 +33 04 03.4 V C40
2020-04-09 16:59:51 C 08 11 23.91 +33 04 01.7 V C40
2020-04-09 17:00:43 C 08 11 24.00 +33 03 59.8 V C40
2020-04-09 17:15:25 C 08 11 25.47 +33 03 28.7 V C40
2020-04-09 17:16:17 C 08 11 25.56 +33 03 26.9 V C40
2020-04-09 17:29:16 C 08 11 26.87 +33 02 59.2 V C40
2020-04-09 17:30:08 C 08 11 26.96 +33 02 57.4 V C40
2020-04-09 17:30:59 C 08 11 27.05 +33 02 55.5 V C40
2020-04-09 17:44:33 C 08 11 28.42 +33 02 26.5 V C40
2020-04-09 17:45:25 C 08 11 28.51 +33 02 24.7 V C40
2020-04-09 17:46:18 C 08 11 28.60 +33 02 22.8 V C40
2020-04-09 17:47:10 C 08 11 28.69 +33 02 21.0 V C40
2020-04-09 17:59:16 C 08 11 29.93 +33 01 54.9 V C40
2020-04-09 18:00:08 C 08 11 30.02 +33 01 53.0 V C40
2020-04-09 18:00:59 C 08 11 30.11 +33 01 51.1 V C40
2020-04-09 18:15:19 C 08 11 31.58 +33 01 20.3 V C40
2020-04-09 18:16:11 C 08 11 31.67 +33 01 18.4 V C40
2020-04-09 18:17:02 C 08 11 31.76 +33 01 16.5 V C40
2020-04-09 18:29:08 C 08 11 33.01 +33 00 50.3 V C40
2020-04-09 18:30:00 C 08 11 33.10 +33 00 48.4 V C40
2020-04-09 18:30:52 C 08 11 33.19 +33 00 46.4 V C40
2020-04-09 18:44:41 C 08 11 34.63 +33 00 16.4 V C40
2020-04-09 18:45:33 C 08 11 34.72 +33 00 14.4 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)