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
2020-04-21 18:06:20 C 09 10 52.74 +12 56 02.8 V C40
2020-04-21 18:08:26 C 09 10 53.39 +12 55 46.2 V C40
2020-04-21 18:09:07 C 09 10 53.60 +12 55 40.9 V C40
2020-04-21 18:09:49 C 09 10 53.82 +12 55 35.4 V C40
2020-04-21 18:11:13 C 09 10 54.24 +12 55 24.5 V C40
2020-04-21 18:11:55 C 09 10 54.46 +12 55 18.8 V C40
2020-04-21 18:12:36 C 09 10 54.68 +12 55 13.5 V C40
2020-04-21 18:13:19 C 09 10 54.89 +12 55 07.9 V C40
2020-04-21 18:14:23 C 09 10 55.23 +12 54 59.6 V C40
2020-04-21 18:15:46 C 09 10 55.65 +12 54 48.7 V C40
2020-04-21 18:16:29 C 09 10 55.87 +12 54 43.2 V C40
2020-04-21 18:19:58 C 09 10 56.95 +12 54 15.7 V C40
2020-04-21 18:20:39 C 09 10 57.16 +12 54 10.2 V C40
2020-04-21 18:23:28 C 09 10 58.03 +12 53 48.2 V C40
2020-04-21 18:29:02 C 09 10 59.75 +12 53 04.5 V C40
2020-04-21 18:29:45 C 09 10 59.97 +12 52 58.9 V C40
2020-04-21 18:31:08 C 09 11 00.40 +12 52 47.9 V C40
2020-04-21 18:31:50 C 09 11 00.61 +12 52 42.5 V C40
2020-04-21 18:35:20 C 09 11 01.69 +12 52 15.1 V C40
2020-04-21 18:36:01 C 09 11 01.90 +12 52 09.6 V C40
2020-04-21 18:36:44 C 09 11 02.12 +12 52 04.0 V C40
2020-04-21 18:40:13 C 09 11 03.21 +12 51 36.6 V C40
2020-04-21 18:45:06 C 09 11 04.72 +12 50 58.2 V C40
2020-04-21 18:46:29 C 09 11 05.15 +12 50 47.3 V C40
2020-04-21 18:47:14 C 09 11 05.39 +12 50 41.3 V C40
2020-04-21 18:48:38 C 09 11 05.83 +12 50 30.3 V C40
2020-04-21 18:50:44 C 09 11 06.47 +12 50 13.7 V C40
2020-04-21 18:52:07 C 09 11 06.91 +12 50 02.8 V C40
2020-04-21 18:54:13 C 09 11 07.56 +12 49 46.3 V C40
2020-04-21 19:03:11 C 09 11 10.35 +12 48 35.7 V C40
2020-04-21 19:04:35 C 09 11 10.79 +12 48 24.6 V C40
2020-04-21 19:13:39 C 09 11 13.63 +12 47 12.9 V C40
2020-04-21 19:40:46 C 09 11 25.85 +12 43 27.6 V L65
2020-04-21 20:00:14 C 09 11 31.94 +12 40 53.8 V L65
2020-04-21 20:01:41 C 09 11 32.42 +12 40 50.2 V L40
2020-04-21 20:02:08 C 09 11 32.60 +12 40 42.2 V G33
2020-04-21 20:03:15 C 09 11 32.96 +12 40 33.5 V G33
2020-04-21 20:03:43 C 09 11 33.05 +12 40 34.2 V L40
2020-04-21 20:04:10 C 09 11 33.27 +12 40 26.6 V G33
2020-04-21 20:05:16 C 09 11 33.60 +12 40 17.8 V G33
2020-04-21 20:06:01 C 09 11 33.76 +12 40 11.3 V G33
2020-04-21 20:07:03 C 09 11 34.13 +12 40 03.3 V G33
2020-04-21 20:08:32 C 09 11 34.58 +12 39 51.6 V G33
2020-04-21 20:09:28 C 09 11 34.87 +12 39 44.1 V G33
2020-04-21 20:21:28 C 09 11 38.64 +12 38 05.9 V L65
2020-04-21 20:44:40 C 09 11 46.08 +12 35 07.1 V K85
2020-04-21 20:56:40 C 09 11 49.86 +12 33 31.7 V K85
2020-04-21 21:24:52 C 09 12 00.11 +12 29 42.2 q Z30
2020-04-21 21:30:28 n 09 12 01.59 +12 28 57.9 q Z92
2020-04-21 21:38:46 C 09 12 04.53 +12 27 51.2 q Z30
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)