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
2020-04-13 20:15:32 C 08 25 27.02 +28 50 23.8 V C40
2020-04-13 20:16:15 C 08 25 27.13 +28 50 21.5 V C40
2020-04-13 20:30:42 C 08 25 29.36 +28 49 34.6 V C40
2020-04-13 20:31:24 C 08 25 29.48 +28 49 32.4 V C40
2020-04-13 20:45:23 C 08 25 31.66 +28 48 47.0 V C40
2020-04-13 20:51:31 C 08 25 34.90 +28 48 33.3 V K85
2020-04-13 21:00:01 C 08 25 33.97 +28 47 59.4 V C40
2020-04-13 21:00:31 C 08 25 36.26 +28 48 04.5 V K85
2020-04-13 21:00:44 C 08 25 34.09 +28 47 57.0 V C40
2020-04-13 21:01:26 C 08 25 34.20 +28 47 54.6 V C40
2020-04-13 21:06:25 n 08 25 37.84 +28 47 43.3 q Z92
2020-04-13 21:13:27 n 08 25 38.89 +28 47 20.8 q Z92
2020-04-13 21:15:15 C 08 25 36.41 +28 47 09.6 V C40
2020-04-13 21:15:58 C 08 25 36.52 +28 47 07.3 V C40
2020-04-13 21:16:39 C 08 25 36.63 +28 47 05.0 V C40
2020-04-13 21:17:59 n 08 25 39.57 +28 47 06.4 q Z92
2020-04-13 21:22:50 n 08 25 40.30 +28 46 50.9 q Z92
2020-04-13 21:29:13 C 08 25 38.66 +28 46 23.9 V C40
2020-04-13 21:29:55 C 08 25 38.76 +28 46 21.6 V C40
2020-04-13 21:31:19 C 08 25 38.99 +28 46 17.0 V C40
2020-04-13 21:45:17 C 08 25 41.27 +28 45 31.4 V C40
2020-04-13 21:45:58 C 08 25 41.39 +28 45 29.1 V C40
2020-04-13 21:59:35 C 08 25 43.62 +28 44 44.4 V C40
2020-04-13 22:00:16 C 08 25 43.74 +28 44 42.2 V C40
2020-04-13 22:14:57 C 08 25 46.17 +28 43 54.2 V C40
2020-04-13 22:16:20 C 08 25 46.40 +28 43 49.5 V C40
2020-04-13 22:35:53 C 08 25 49.68 +28 42 45.3 V C40
2020-04-13 22:38:54 C 08 25 52.12 +28 42 46.9 q Z30
2020-04-13 22:56:17 C 08 25 54.83 +28 41 50.6 q Z30
2020-04-13 23:06:31 C 08 25 56.47 +28 41 17.0 q Z30
2020-04-13 23:12:46 C 08 25 57.44 +28 40 56.7 q Z30
2020-04-14 01:48:30 C 08 26 25.37 +28 33 27.4 q W33
2020-04-14 02:10:59 C 08 26 28.60 +28 32 13.7 q W33
2020-04-14 02:33:41 C 08 26 31.92 +28 30 59.4 q W33
2020-04-14 02:56:20 C 08 26 35.26 +28 29 44.8 q W33
2020-04-14 03:19:35 C 08 26 40.81 +28 28 55.7 q V26
2020-04-14 03:27:44 C 08 26 41.97 +28 28 29.0 q V26
2020-04-14 03:44:38 C 08 26 44.37 +28 27 33.5 q V26
2020-04-14 03:52:40 C 08 26 46.27 +28 26 55.2 V 703
2020-04-14 03:58:11 C 08 26 46.31 +28 26 48.9 q V26
2020-04-14 04:00:13 C 08 26 47.41 +28 26 30.3 V 703
2020-04-14 04:18:55 C 08 26 49.31 +28 25 40.0 q V26
2020-04-14 04:22:24 C 08 26 50.50 +28 25 16.3 V 703
2020-04-14 08:34:24 C 08 27 31.74 +28 11 50.9 V T08
2020-04-14 08:39:06 C 08 27 32.46 +28 11 34.8 V T08
2020-04-14 08:47:06 C 08 27 33.68 +28 11 07.3 V T08
2020-04-14 09:01:42 C 08 27 35.93 +28 10 17.0 V T08
2020-04-14 12:02:42 C 08 28 10.57 +28 00 07.7 q P87
2020-04-14 12:05:02 C 08 28 10.91 +27 59 59.7 q P87
2020-04-14 12:07:22 C 08 28 11.23 +27 59 51.9 q P87
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)