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
2020-04-05 21:59:47 C 08 01 46.17 +35 46 16.1 V A16
2020-04-05 22:01:01 C 08 01 45.13 +35 46 02.1 V C40
2020-04-05 22:12:16 C 08 01 46.14 +35 45 43.5 V C40
2020-04-05 22:13:08 C 08 01 46.22 +35 45 42.0 V C40
2020-04-05 22:15:19 C 08 01 47.41 +35 45 51.5 V A16
2020-04-05 22:15:43 C 08 01 46.46 +35 45 37.6 V C40
2020-04-05 22:30:54 C 08 01 48.80 +35 45 27.7 V A16
2020-04-06 01:38:59 C 08 02 08.78 +35 40 59.6 V V93
2020-04-06 02:25:21 C 08 02 12.18 +35 39 46.6 V V93
2020-04-06 02:25:55 C 08 02 13.31 +35 39 55.0 q 858
2020-04-06 02:44:43 C 08 02 14.67 +35 39 25.0 q 858
2020-04-06 02:58:50 C 08 02 15.67 +35 39 02.8 q 858
2020-04-06 03:13:21 C 08 02 16.72 +35 38 39.7 q 858
2020-04-06 16:40:41 C 08 03 34.24 +35 17 09.5 V C40
2020-04-06 16:42:24 C 08 03 34.37 +35 17 06.7 V C40
2020-04-06 16:43:16 C 08 03 34.44 +35 17 05.3 V C40
2020-04-06 16:44:09 C 08 03 34.50 +35 17 03.9 V C40
2020-04-06 16:58:50 C 08 03 35.65 +35 16 39.9 V C40
2020-04-06 16:59:43 C 08 03 35.72 +35 16 38.4 V C40
2020-04-06 17:00:34 C 08 03 35.78 +35 16 37.0 V C40
2020-04-06 17:01:26 C 08 03 35.85 +35 16 35.6 V C40
2020-04-06 17:14:23 C 08 03 36.87 +35 16 14.3 V C40
2020-04-06 17:15:16 C 08 03 36.93 +35 16 12.8 V C40
2020-04-06 17:29:05 C 08 03 38.02 +35 15 49.8 V C40
2020-04-06 17:29:57 C 08 03 38.08 +35 15 48.5 V C40
2020-04-06 17:30:50 C 08 03 38.16 +35 15 47.1 V C40
2020-04-06 17:31:42 C 08 03 38.22 +35 15 45.6 V C40
2020-04-06 17:44:34 C 08 03 39.24 +35 15 24.1 V C40
2020-04-06 17:45:27 C 08 03 39.31 +35 15 22.7 V C40
2020-04-06 17:46:19 C 08 03 39.38 +35 15 21.2 V C40
2020-04-06 17:47:10 C 08 03 39.45 +35 15 19.8 V C40
2020-04-06 17:59:38 C 08 03 40.44 +35 14 58.9 V C40
2020-04-06 18:00:30 C 08 03 40.50 +35 14 57.4 V C40
2020-04-06 18:01:22 C 08 03 40.57 +35 14 55.9 V C40
2020-04-06 18:14:19 C 08 03 41.61 +35 14 34.1 V C40
2020-04-06 18:16:04 C 08 03 41.75 +35 14 31.2 V C40
2020-04-06 18:29:01 C 08 03 42.79 +35 14 09.2 V C40
2020-04-06 18:29:53 C 08 03 42.86 +35 14 07.8 V C40
2020-04-06 18:30:46 C 08 03 42.93 +35 14 06.2 V C40
2020-04-06 18:44:35 C 08 03 44.05 +35 13 42.7 V C40
2020-04-06 18:45:26 C 08 03 44.13 +35 13 41.2 V C40
2020-04-06 18:46:18 C 08 03 44.20 +35 13 39.8 V C40
2020-04-06 18:59:16 C 08 03 45.26 +35 13 17.7 V C40
2020-04-06 19:00:07 C 08 03 45.33 +35 13 16.0 V C40
2020-04-06 19:00:59 C 08 03 45.40 +35 13 14.6 V C40
2020-04-06 19:11:42 C 08 03 48.57 +35 12 57.6 V L40
2020-04-06 19:13:58 C 08 03 46.47 +35 12 52.3 V C40
2020-04-06 19:14:49 C 08 03 46.55 +35 12 50.9 V C40
2020-04-06 19:15:41 C 08 03 46.62 +35 12 49.4 V C40
2020-04-06 19:16:11 C 08 03 48.93 +35 12 50.2 V L40
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)