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
2020-02-15 00:01:00 C 08 19 28.67 +41 57 33.1 V 160
2020-02-15 00:03:58 C 08 19 28.43 +41 57 34.5 V 160
2020-02-15 00:15:40 C 08 19 29.85 +41 57 38.1 q I15
2020-02-15 00:18:24 C 08 19 29.64 +41 57 39.2 q I15
2020-02-15 00:21:40 C 08 19 29.38 +41 57 40.7 q I15
2020-02-15 09:07:02 C 08 18 49.79 +42 01 39.6 V T08
2020-02-15 09:11:43 C 08 18 49.40 +42 01 41.6 V T08
2020-02-15 09:19:44 C 08 18 48.74 +42 01 44.9 V T08
2020-02-15 09:39:54 C 08 18 47.07 +42 01 53.2 V T08
2020-02-15 20:37:31 C 08 18 00.18 +42 06 16.1 q K83
2020-02-15 20:57:02 C 08 17 58.60 +42 06 24.5 q K83
2020-02-15 22:49:28 C 08 17 48.81 +42 07 06.9 V C40
2020-02-15 23:37:08 C 08 17 45.07 +42 07 24.5 V C40
2020-02-16 00:14:57 C 08 17 42.71 +42 07 43.4 q K83
2020-02-16 00:37:23 C 08 17 40.48 +42 07 46.0 V C40
2020-02-16 00:45:11 C 08 17 39.90 +42 07 48.8 V C40
2020-02-16 00:48:38 C 08 17 39.64 +42 07 50.0 V C40
2020-02-16 00:59:00 C 08 17 38.86 +42 07 53.8 V C40
2020-02-16 16:41:49 C 08 16 33.19 +42 14 16.4 V C40
2020-02-16 17:01:40 C 08 16 31.64 +42 14 24.9 V C40
2020-02-16 17:31:12 C 08 16 29.31 +42 14 37.6 V C40
2020-02-16 17:58:13 C 08 16 27.17 +42 14 49.1 V C40
2020-02-16 17:59:04 C 08 16 27.10 +42 14 49.4 V C40
2020-02-16 18:01:41 C 08 16 26.90 +42 14 50.5 V C40
2020-02-16 18:29:08 C 08 16 24.71 +42 15 02.0 V C40
2020-02-16 18:54:08 C 08 16 22.71 +42 15 12.3 V C40
2020-02-17 04:28:31 C 08 15 41.22 +42 18 59.4 V 703
2020-02-17 04:36:15 C 08 15 40.59 +42 19 02.4 V 703
2020-02-17 04:44:00 C 08 15 39.96 +42 19 05.6 V 703
2020-02-17 04:51:48 C 08 15 39.32 +42 19 08.7 V 703
2020-02-17 04:57:44 C 08 15 38.83 +42 19 11.1 V 703
2020-02-17 05:05:28 C 08 15 38.20 +42 19 14.2 V 703
2020-02-17 05:13:12 C 08 15 37.57 +42 19 17.1 V 703
2020-02-17 05:20:53 C 08 15 36.94 +42 19 20.1 V 703
2020-02-17 14:57:30 C 08 14 55.83 +42 22 41.1 q 168
2020-02-17 15:10:30 C 08 14 54.82 +42 22 46.3 q 168
2020-02-17 15:19:30 C 08 14 54.14 +42 22 49.9 q 168
2020-02-17 15:57:14 C 08 14 51.91 +42 23 06.6 V C40
2020-02-17 15:58:58 C 08 14 51.78 +42 23 07.4 V C40
2020-02-17 16:31:02 C 08 14 49.30 +42 23 20.9 V C40
2020-02-17 17:00:11 C 08 14 47.02 +42 23 32.8 V C40
2020-02-17 17:29:45 C 08 14 44.69 +42 23 44.9 V C40
2020-02-17 17:31:29 C 08 14 44.55 +42 23 45.6 V C40
2020-02-17 18:01:12 C 08 14 42.20 +42 23 57.4 V C40
2020-02-17 18:28:55 C 08 14 39.99 +42 24 08.3 V C40
2020-02-17 18:58:58 C 08 14 37.58 +42 24 19.8 V C40
2020-02-17 19:11:03 C 08 14 36.60 +42 24 24.2 V C40
2020-02-17 23:45:20 C 08 14 17.89 +42 26 00.7 q I15
2020-02-17 23:49:41 C 08 14 17.55 +42 26 02.5 q I15
2020-02-17 23:52:55 C 08 14 17.30 +42 26 03.9 q I15
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)