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
2020-04-08 19:28:10 C 08 08 52.74 +33 47 13.1 V A16
2020-04-08 19:28:17 C 08 08 52.16 +33 47 16.8 a 233
2020-04-08 19:29:15 C 08 08 50.36 +33 47 05.4 V C40
2020-04-08 19:30:44 C 08 08 52.44 +33 47 10.1 V 130
2020-04-08 19:30:58 C 08 08 50.52 +33 47 01.8 V C40
2020-04-08 19:32:11 C 08 08 52.52 +33 47 09.1 a 233
2020-04-08 19:36:03 C 08 08 52.05 +33 46 54.9 t L04
2020-04-08 19:36:06 C 08 08 52.89 +33 47 01.3 a 233
2020-04-08 19:37:00 C 08 08 53.52 +33 46 51.2 V C23
2020-04-08 19:41:01 C 08 08 53.91 +33 46 43.1 V C23
2020-04-08 19:41:30 C 08 08 52.59 +33 46 44.1 t L04
2020-04-08 19:44:18 C 08 08 54.23 +33 46 36.7 V C23
2020-04-08 19:44:36 C 08 08 54.16 +33 46 41.8 V A16
2020-04-08 19:46:52 C 08 08 53.10 +33 46 33.2 t L04
2020-04-08 19:47:54 C 08 08 54.57 +33 46 29.6 V C23
2020-04-08 19:55:31 C 08 08 55.34 +33 46 21.0 V A16
2020-04-08 19:57:05 C 08 08 53.14 +33 46 08.6 V C40
2020-04-08 19:57:57 C 08 08 53.23 +33 46 06.9 V C40
2020-04-08 19:58:48 C 08 08 53.32 +33 46 05.1 V C40
2020-04-08 19:59:39 C 08 08 53.40 +33 46 03.2 V C40
2020-04-08 20:00:31 C 08 08 53.50 +33 46 01.4 V C40
2020-04-08 20:03:15 C 08 08 55.53 +33 46 05.6 V 130
2020-04-08 20:14:21 C 08 08 54.91 +33 45 33.0 V C40
2020-04-08 20:14:41 C 08 08 57.20 +33 45 42.3 V A16
2020-04-08 20:15:13 C 08 08 54.99 +33 45 31.2 V C40
2020-04-08 20:16:05 C 08 08 55.08 +33 45 29.6 V C40
2020-04-08 20:16:31 C 08 08 56.80 +33 45 31.3 V G34
2020-04-08 20:22:48 C 08 08 57.42 +33 45 18.7 V G34
2020-04-08 20:28:46 C 08 08 57.36 +33 45 18.3 q K73
2020-04-08 20:29:04 C 08 08 56.42 +33 45 02.8 V C40
2020-04-08 20:29:55 C 08 08 56.51 +33 45 01.0 V C40
2020-04-08 20:30:47 C 08 08 56.60 +33 44 59.3 V C40
2020-04-08 20:32:14 C 08 08 58.36 +33 44 59.7 V G34
2020-04-08 20:32:20 C 08 08 57.69 +33 45 11.0 q K73
2020-04-08 20:37:14 C 08 08 58.80 +33 44 57.3 V 130
2020-04-08 20:37:52 C 08 08 58.22 +33 44 59.8 q K73
2020-04-08 20:41:39 C 08 08 59.29 +33 44 40.7 V G34
2020-04-08 20:43:20 C 08 08 58.76 +33 44 48.8 q K73
2020-04-08 20:45:42 C 08 08 58.16 +33 44 28.4 V C40
2020-04-08 20:46:34 C 08 08 58.24 +33 44 26.7 V C40
2020-04-08 20:47:02 C 08 08 59.13 +33 44 41.1 q K73
2020-04-08 20:47:26 C 08 08 58.34 +33 44 24.9 V C40
2020-04-08 20:59:33 C 08 08 59.62 +33 43 59.8 V C40
2020-04-08 21:00:25 C 08 08 59.71 +33 43 58.0 V C40
2020-04-08 21:01:16 C 08 08 59.80 +33 43 56.2 V C40
2020-04-08 21:13:59 n 08 09 03.53 +33 43 36.4 q Z92
2020-04-08 21:15:48 C 08 09 01.37 +33 43 26.0 V C40
2020-04-08 21:27:13 C 08 09 04.26 +33 43 11.1 V K85
2020-04-08 21:29:25 C 08 09 02.83 +33 42 57.8 V C40
2020-04-08 21:30:16 C 08 09 02.94 +33 42 56.0 V C40
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)