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
2020-04-16 20:15:35 C 08 39 02.86 +24 26 24.5 V C40
2020-04-16 20:19:12 C 08 39 04.68 +24 26 08.3 V L18
2020-04-16 20:20:12 C 08 39 04.87 +24 26 03.7 V L18
2020-04-16 20:21:12 C 08 39 05.09 +24 25 59.8 V L18
2020-04-16 20:22:12 C 08 39 05.24 +24 25 54.9 V L18
2020-04-16 20:23:12 C 08 39 05.44 +24 25 49.7 V L18
2020-04-16 20:24:12 C 08 39 05.65 +24 25 45.7 V L18
2020-04-16 20:25:12 C 08 39 05.89 +24 25 41.7 V L18
2020-04-16 20:26:12 C 08 39 06.03 +24 25 37.3 V L18
2020-04-16 20:29:31 C 08 39 05.66 +24 25 22.5 V C40
2020-04-16 20:30:14 C 08 39 05.80 +24 25 19.3 V C40
2020-04-16 20:31:37 C 08 39 06.09 +24 25 13.3 V C40
2020-04-16 20:33:19 C 08 39 07.63 +24 25 24.0 q K73
2020-04-16 20:51:31 C 08 39 11.81 +24 24 00.2 V K63
2020-04-16 20:54:37 C 08 39 12.45 +24 23 45.7 V K63
2020-04-16 20:56:33 n 08 39 14.43 +24 23 24.2 q Z92
2020-04-16 20:57:21 C 08 39 12.30 +24 23 36.9 q K73
2020-04-16 20:58:50 C 08 39 13.27 +24 23 27.1 V K63
2020-04-16 21:12:48 C 08 39 16.59 +24 22 28.0 q G07
2020-04-16 21:15:27 n 08 39 18.12 +24 22 01.3 q Z92
2020-04-16 21:21:23 C 08 39 16.98 +24 21 50.2 q K73
2020-04-16 21:27:10 C 08 39 19.36 +24 21 24.3 q G07
2020-04-16 21:27:11 C 08 39 18.12 +24 21 24.2 q K73
2020-04-16 21:35:34 C 08 39 19.79 +24 20 46.7 q K73
2020-04-16 21:36:21 C 08 39 22.46 +24 20 29.5 q Z30
2020-04-16 21:39:09 C 08 39 20.50 +24 20 31.1 q K73
2020-04-16 21:41:07 C 08 39 22.13 +24 20 22.3 q G07
2020-04-16 21:47:06 C 08 39 24.59 +24 19 42.1 q Z30
2020-04-16 22:01:39 C 08 39 26.97 +24 18 40.7 V Z80
2020-04-16 22:03:19 C 08 39 27.30 +24 18 32.9 V Z80
2020-04-16 22:03:43 C 08 39 27.88 +24 18 28.6 q Z30
2020-04-16 22:04:44 C 08 39 27.58 +24 18 26.8 V Z80
2020-04-17 03:53:55 C 08 40 42.21 +23 53 15.3 q 850
2020-04-17 04:03:40 C 08 40 44.16 +23 52 30.4 q 850
2020-04-17 04:13:26 C 08 40 46.10 +23 51 45.4 q 850
2020-04-17 04:23:11 C 08 40 48.08 +23 51 00.5 q 850
2020-04-17 04:32:56 C 08 40 50.02 +23 50 15.5 q 850
2020-04-17 04:54:07 C 08 40 54.42 +23 48 37.1 q 850
2020-04-17 05:04:06 C 08 40 56.46 +23 47 50.7 q 850
2020-04-17 05:14:06 C 08 40 58.56 +23 47 04.0 q 850
2020-04-17 05:24:06 C 08 41 00.66 +23 46 17.3 q 850
2020-04-17 05:34:07 C 08 41 02.76 +23 45 30.7 q 850
2020-04-17 05:44:07 C 08 41 04.91 +23 44 44.1 q 850
2020-04-17 05:54:05 C 08 41 07.04 +23 43 57.2 q 850
2020-04-17 06:04:07 C 08 41 09.20 +23 43 10.2 q 850
2020-04-17 06:14:05 C 08 41 11.37 +23 42 23.7 q 850
2020-04-17 06:24:07 C 08 41 13.56 +23 41 36.5 q 850
2020-04-17 06:34:06 C 08 41 15.77 +23 40 49.6 q 850
2020-04-17 20:00:13 C 08 44 24.36 +22 37 57.1 V L65
2020-04-17 20:21:15 C 08 44 28.82 +22 36 14.3 V L65
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)