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
2020-04-23 19:32:18 C 09 29 24.72 +05 38 43.0 V K87
2020-04-23 19:35:47 C 09 29 26.05 +05 38 08.5 V K87
2020-04-23 19:39:00 C 09 29 26.02 +05 37 41.1 q G23
2020-04-23 19:39:17 C 09 29 27.38 +05 37 33.6 V K87
2020-04-23 19:42:46 C 09 29 28.73 +05 36 58.7 V K87
2020-04-23 19:45:01 C 09 29 25.84 +05 36 44.2 V C40
2020-04-23 19:50:28 C 09 29 30.43 +05 35 46.5 q G23
2020-04-23 19:54:23 C 09 29 33.51 +05 34 55.9 V L65
2020-04-23 19:57:16 C 09 29 34.72 +05 34 48.1 V K22
2020-04-23 19:59:21 C 09 29 31.44 +05 34 20.9 V C40
2020-04-23 19:59:48 C 09 29 31.62 +05 34 16.4 V C40
2020-04-23 20:00:14 C 09 29 31.78 +05 34 12.0 V C40
2020-04-23 20:01:56 C 09 29 34.83 +05 33 52.0 q G23
2020-04-23 20:10:39 C 09 29 39.79 +05 32 13.8 V L65
2020-04-23 20:13:25 C 09 29 39.27 +05 31 57.1 q G23
2020-04-23 20:14:05 C 09 29 40.51 +05 31 55.2 V 130
2020-04-23 20:14:09 C 09 29 37.24 +05 31 52.5 V C40
2020-04-23 20:14:35 C 09 29 40.30 +05 31 49.5 V 595
2020-04-23 20:14:36 C 09 29 37.42 +05 31 48.1 V C40
2020-04-23 20:15:03 C 09 29 37.61 +05 31 43.8 V C40
2020-04-23 20:15:29 C 09 29 37.78 +05 31 39.2 V C40
2020-04-23 20:15:43 C 09 29 41.15 +05 31 39.1 V 130
2020-04-23 20:17:23 C 09 29 41.78 +05 31 22.4 V 130
2020-04-23 20:17:45 C 09 29 42.51 +05 31 23.5 V K22
2020-04-23 20:19:00 C 09 29 42.40 +05 31 06.1 V 130
2020-04-23 20:20:59 C 09 29 42.94 +05 30 50.4 V 108
2020-04-23 20:24:39 C 09 29 44.33 +05 30 13.8 V 108
2020-04-23 20:24:54 C 09 29 43.72 +05 30 02.0 q G23
2020-04-23 20:28:09 C 09 29 45.51 +05 29 33.7 V 595
2020-04-23 20:28:34 C 09 29 46.73 +05 29 14.4 V L65
2020-04-23 20:28:45 C 09 29 45.89 +05 29 32.8 V 108
2020-04-23 20:28:55 C 09 29 43.08 +05 29 24.7 V C40
2020-04-23 20:29:22 C 09 29 43.26 +05 29 20.1 V C40
2020-04-23 20:30:42 C 09 29 43.78 +05 29 06.6 V C40
2020-04-23 20:31:09 C 09 29 43.97 +05 29 02.1 V C40
2020-04-23 20:35:24 C 09 29 49.68 +05 28 10.1 V C23
2020-04-23 20:36:05 C 09 29 45.92 +05 28 12.7 V C40
2020-04-23 20:36:19 C 09 29 49.59 +05 28 17.6 V K22
2020-04-23 20:36:23 C 09 29 48.18 +05 28 07.1 q G23
2020-04-23 20:40:08 C 09 29 50.29 +05 27 39.0 q 160
2020-04-23 20:40:37 C 09 29 51.58 +05 27 18.6 V K85
2020-04-23 20:41:43 C 09 29 50.74 +05 27 17.8 V 595
2020-04-23 20:42:55 C 09 29 51.38 +05 27 10.9 q 160
2020-04-23 20:43:16 C 09 29 52.72 +05 26 51.2 V C23
2020-04-23 20:45:42 C 09 29 52.45 +05 26 43.0 q 160
2020-04-23 20:46:01 C 09 29 53.46 +05 26 27.4 V L40
2020-04-23 20:47:51 C 09 29 52.66 +05 26 12.0 q G23
2020-04-23 20:49:03 C 09 29 54.63 +05 25 56.9 V L40
2020-04-23 20:50:09 C 09 29 55.39 +05 25 42.1 V C23
2020-04-23 20:52:37 C 09 29 56.24 +05 25 18.2 V K85
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)