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
2020-03-13 19:04:31 C 07 44 04.85 +42 47 14.2 V C40
2020-03-13 19:05:23 C 07 44 04.82 +42 47 13.9 V C40
2020-03-13 19:07:07 C 07 44 04.78 +42 47 13.4 V C40
2020-03-13 19:07:58 C 07 44 04.76 +42 47 13.0 V C40
2020-03-13 19:12:18 C 07 44 04.64 +42 47 11.6 V C40
2020-03-13 19:13:09 C 07 44 04.62 +42 47 11.4 V C40
2020-03-13 19:16:38 C 07 44 04.53 +42 47 10.2 V C40
2020-03-13 19:20:57 C 07 44 04.41 +42 47 08.7 V C40
2020-03-13 19:22:41 C 07 44 04.37 +42 47 08.2 V C40
2020-03-13 19:25:15 C 07 44 04.30 +42 47 07.3 V C40
2020-03-13 19:27:59 C 07 44 04.22 +42 47 06.4 V C40
2020-03-13 19:30:36 C 07 44 04.16 +42 47 05.5 V C40
2020-03-13 19:31:28 C 07 44 04.14 +42 47 05.3 V C40
2020-03-13 19:32:19 C 07 44 04.11 +42 47 05.0 V C40
2020-03-13 19:34:02 C 07 44 04.07 +42 47 04.3 V C40
2020-03-13 19:35:47 C 07 44 04.02 +42 47 03.8 V C40
2020-03-13 19:36:39 C 07 44 04.00 +42 47 03.5 V C40
2020-03-13 19:38:22 C 07 44 03.95 +42 47 02.9 V C40
2020-03-13 19:39:14 C 07 44 03.94 +42 47 02.5 V C40
2020-03-13 19:40:07 C 07 44 03.91 +42 47 02.3 V C40
2020-03-13 19:40:58 C 07 44 03.89 +42 47 01.9 V C40
2020-03-13 19:42:42 C 07 44 03.85 +42 47 01.3 V C40
2020-03-13 19:43:33 C 07 44 03.83 +42 47 01.1 V C40
2020-03-13 19:45:17 C 07 44 03.78 +42 47 00.5 V C40
2020-03-13 19:47:02 C 07 44 03.74 +42 46 59.9 V C40
2020-03-13 19:54:45 C 07 44 03.54 +42 46 57.2 V C40
2020-03-13 19:58:12 C 07 44 03.46 +42 46 56.0 V C40
2020-03-13 19:59:05 C 07 44 03.43 +42 46 55.7 V C40
2020-03-13 20:01:39 C 07 44 03.37 +42 46 54.8 V C40
2020-03-13 20:48:49 C 07 44 03.57 +42 46 40.6 V L40
2020-03-13 20:54:09 C 07 44 03.43 +42 46 38.9 V L40
2020-03-15 03:47:12 C 07 43 39.11 +42 37 04.0 V 703
2020-03-15 03:55:38 C 07 43 38.89 +42 37 01.2 V 703
2020-03-15 04:04:05 C 07 43 38.68 +42 36 58.3 V 703
2020-03-15 04:12:32 C 07 43 38.47 +42 36 55.3 V 703
2020-03-15 19:05:15 C 07 43 30.39 +42 31 39.1 108
2020-03-15 19:12:44 C 07 43 30.26 +42 31 36.4 108
2020-03-15 19:15:36 C 07 43 30.20 +42 31 35.5 108
2020-03-15 19:24:50 C 07 43 30.00 +42 31 31.6 108
2020-03-15 19:27:44 C 07 43 29.98 +42 31 31.3 108
2020-03-15 19:29:15 C 07 43 29.64 +42 31 32.6 q K73
2020-03-15 19:30:01 C 07 43 29.92 +42 31 30.5 108
2020-03-15 19:35:47 C 07 43 29.71 +42 31 27.7 108
2020-03-15 20:00:34 C 07 43 28.97 +42 31 20.9 q K73
2020-03-15 20:06:50 C 07 43 29.40 +42 31 12.0 V K85
2020-03-15 20:07:03 C 07 43 28.82 +42 31 17.9 q K73
2020-03-15 20:20:15 C 07 43 28.56 +42 31 13.4 q K73
2020-03-15 20:46:55 C 07 43 28.21 +42 30 58.2 q L03
2020-03-15 20:57:23 C 07 43 28.43 +42 30 53.1 V K85
2020-03-15 21:02:28 C 07 43 27.92 +42 30 52.3 q L03
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)