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
2020-04-14 17:28:38 C 08 29 09.81 +27 41 33.0 V C40
2020-04-14 17:29:19 C 08 29 09.92 +27 41 30.5 V C40
2020-04-14 17:30:02 C 08 29 10.01 +27 41 28.4 V C40
2020-04-14 17:30:42 C 08 29 10.10 +27 41 25.7 V C40
2020-04-14 18:52:13 C 08 29 25.49 +27 36 50.3 a 233
2020-04-14 18:55:58 C 08 29 26.06 +27 36 37.4 a 233
2020-04-14 18:59:41 C 08 29 26.65 +27 36 24.4 a 233
2020-04-14 19:03:25 C 08 29 27.22 +27 36 11.5 a 233
2020-04-14 19:07:31 C 08 29 28.32 +27 35 47.8 V L40
2020-04-14 19:16:56 C 08 29 29.80 +27 35 15.0 V L40
2020-04-14 19:59:43 C 08 29 36.55 +27 32 56.5 q K22
2020-04-14 20:11:42 C 08 29 38.64 +27 32 02.3 V K85
2020-04-14 20:20:41 C 08 29 40.09 +27 31 30.6 V K85
2020-04-14 20:36:17 C 08 29 42.32 +27 30 47.9 q K22
2020-04-14 20:59:53 C 08 29 46.09 +27 29 24.4 q K22
2020-04-14 21:15:14 C 08 29 48.57 +27 28 29.5 q K22
2020-04-14 21:31:32 n 08 29 52.36 +27 27 17.7 q Z92
2020-04-14 21:40:56 n 08 29 53.92 +27 26 44.2 q Z92
2020-04-14 21:49:49 C 08 29 54.21 +27 26 25.7 q K22
2020-04-14 21:54:29 n 08 29 56.17 +27 25 56.4 q Z92
2020-04-14 22:15:34 n 08 29 59.70 +27 24 41.0 q Z92
2020-04-14 22:25:31 n 08 30 01.38 +27 24 05.1 q Z92
2020-04-14 22:35:28 n 08 30 03.05 +27 23 29.4 q Z92
2020-04-15 04:15:23 C 08 31 06.79 +27 04 11.8 U I41
2020-04-15 04:18:13 C 08 31 07.24 +27 04 01.4 U I41
2020-04-15 04:35:47 C 08 31 10.03 +27 02 57.1 U I41
2020-04-15 04:56:55 C 08 31 13.43 +27 01 39.3 U I41
2020-04-15 18:57:05 C 08 33 56.30 +26 09 31.2 a 233
2020-04-15 19:01:37 C 08 33 57.07 +26 09 13.7 a 233
2020-04-15 19:08:30 C 08 33 58.24 +26 08 47.1 a 233
2020-04-15 19:27:47 C 08 34 00.83 +26 07 37.4 q K73
2020-04-15 19:32:56 C 08 34 01.71 +26 07 17.4 q K73
2020-04-15 19:35:32 C 08 34 02.16 +26 07 07.4 q K73
2020-04-15 19:36:52 C 08 34 03.56 +26 06 42.0 V L65
2020-04-15 19:38:38 C 08 34 02.70 +26 06 54.9 q K73
2020-04-15 19:40:41 C 08 34 04.26 +26 06 44.8 q K22
2020-04-15 19:52:04 C 08 34 06.23 +26 05 43.0 V L65
2020-04-15 19:56:28 C 08 34 06.41 +26 05 41.6 V 160
2020-04-15 19:59:55 C 08 34 07.01 +26 05 28.0 V 160
2020-04-15 20:02:30 C 08 34 08.00 +26 05 19.7 q K22
2020-04-15 20:03:24 C 08 34 07.61 +26 05 14.4 V 160
2020-04-15 20:09:47 C 08 34 09.37 +26 04 33.8 V L65
2020-04-15 20:23:15 C 08 34 11.58 +26 03 58.6 q K22
2020-04-15 20:40:46 C 08 34 14.62 +26 02 49.6 q K22
2020-04-15 20:43:16 C 08 34 15.45 +26 02 26.9 V C23
2020-04-15 20:44:33 n 08 34 16.36 +26 02 19.1 q Z92
2020-04-15 20:53:06 C 08 34 17.19 +26 01 48.2 V C23
2020-04-15 20:55:01 C 08 34 17.32 +26 01 42.8 V L40
2020-04-15 20:57:22 C 08 34 17.73 +26 01 33.4 V L40
2020-04-15 21:00:32 n 08 34 19.20 +26 01 16.4 q Z92
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)