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
2020-04-24 20:18:54 C 09 40 09.48 +01 17 57.2 V C40
2020-04-24 20:19:01 C 09 40 13.65 +01 17 59.8 V K22
2020-04-24 20:24:58 C 09 40 16.42 +01 16 38.2 V K85
2020-04-24 20:26:39 C 09 40 15.06 +01 16 42.2 q K73
2020-04-24 20:27:29 C 09 40 17.63 +01 16 09.5 V C23
2020-04-24 20:32:43 C 09 40 17.94 +01 15 34.5 V C82
2020-04-24 20:36:12 C 09 40 20.94 +01 14 48.9 V K22
2020-04-24 20:42:00 C 09 40 21.64 +01 13 50.8 q K73
2020-04-24 20:44:07 C 09 40 24.77 +01 13 04.4 V C23
2020-04-24 20:50:34 C 09 40 30.138 +01 12 49.64 V J04
2020-04-24 20:51:08 C 09 40 30.377 +01 12 43.19 V J04
2020-04-24 20:51:37 C 09 40 30.573 +01 12 37.92 V J04
2020-04-24 20:52:12 C 09 40 30.816 +01 12 31.47 V J04
2020-04-24 20:52:40 C 09 40 31.013 +01 12 26.13 V J04
2020-04-24 20:53:16 C 09 40 31.256 +01 12 19.56 V J04
2020-04-24 21:00:15 C 09 40 31.73 +01 10 04.6 V C23
2020-04-24 21:01:17 n 09 40 33.18 +01 09 47.7 q Z92
2020-04-24 21:09:29 C 09 40 33.46 +01 08 44.4 q K73
2020-04-24 21:10:16 C 09 40 35.81 +01 08 32.6 c B06
2020-04-24 21:11:30 n 09 40 37.61 +01 07 53.9 q Z92
2020-04-24 21:14:08 C 09 40 37.45 +01 07 49.5 c B06
2020-04-24 21:15:24 C 09 40 38.28 +01 07 15.7 V C23
2020-04-24 21:17:59 C 09 40 39.14 +01 07 06.1 c B06
2020-04-24 21:22:38 C 09 40 41.10 +01 06 14.5 c B06
2020-04-24 21:26:07 C 09 40 42.60 +01 05 35.6 c B06
2020-04-24 21:28:04 n 09 40 44.81 +01 04 48.9 q Z92
2020-04-24 21:30:34 C 09 40 44.88 +01 04 26.4 V C23
2020-04-24 21:30:44 C 09 40 44.55 +01 04 44.2 c B06
2020-04-24 21:32:02 C 09 40 43.22 +01 04 32.5 q K73
2020-04-24 21:34:04 n 09 40 47.41 +01 03 41.7 q Z92
2020-04-24 21:34:37 C 09 40 46.21 +01 04 01.1 c B06
2020-04-24 21:38:28 C 09 40 47.86 +01 03 17.2 c B06
2020-04-24 21:42:38 C 09 40 49.67 +01 02 30.8 c B06
2020-04-24 21:49:35 C 09 40 52.65 +01 01 13.1 c B06
2020-04-24 21:51:08 C 09 40 51.58 +01 00 58.7 q K73
2020-04-24 21:54:37 C 09 40 54.83 +01 00 16.9 c B06
2020-04-24 21:58:28 C 09 40 56.50 +00 59 33.6 c B06
2020-04-24 22:00:08 C 09 40 57.83 +00 58 55.7 V C23
2020-04-24 22:02:43 C 09 40 58.33 +00 58 46.0 c B06
2020-04-24 22:06:35 C 09 41 00.03 +00 58 02.8 c B06
2020-04-24 22:10:27 C 09 41 01.70 +00 57 19.5 c B06
2020-04-24 22:15:12 C 09 41 02.19 +00 56 29.4 q K73
2020-04-24 22:15:52 C 09 41 04.06 +00 56 18.9 c B06
2020-04-24 22:28:54 C 09 41 08.27 +00 53 56.1 q K73
2020-04-24 22:29:58 C 09 41 10.97 +00 53 21.5 V C23
2020-04-24 23:00:31 C 09 41 24.58 +00 47 38.3 V C23
2020-04-24 23:30:21 C 09 41 38.00 +00 42 02.1 V C23
2020-04-25 08:55:06 C 09 46 10.95 -01 01 35.2 q E94
2020-04-25 08:57:38 C 09 46 12.07 -01 02 04.7 q E94
2020-04-25 09:00:07 C 09 46 13.18 -01 02 34.1 q E94
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)