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
2020-04-03 20:17:42 C 07 57 33.23 +36 56 09.2 V 186
2020-04-03 20:17:45 C 07 57 35.68 +36 56 28.7 V 160
2020-04-03 20:17:47 C 07 57 36.65 +36 56 40.2 q Z36
2020-04-03 20:18:02 C 07 57 34.27 +36 56 17.5 V C40
2020-04-03 20:18:46 C 07 57 33.34 +36 56 07.8 V 186
2020-04-03 20:18:55 C 07 57 36.71 +36 56 38.7 q Z36
2020-04-03 20:19:50 C 07 57 33.34 +36 56 05.9 V 186
2020-04-03 20:20:52 C 07 57 35.87 +36 56 24.3 V 160
2020-04-03 20:20:56 C 07 57 33.48 +36 56 04.6 V 186
2020-04-03 20:22:19 C 07 57 36.92 +36 56 34.1 q Z36
2020-04-03 20:23:30 C 07 57 36.99 +36 56 32.4 q Z36
2020-04-03 20:23:46 C 07 57 36.05 +36 56 20.4 V 160
2020-04-03 20:24:38 C 07 57 37.05 +36 56 31.1 q Z36
2020-04-03 20:25:47 C 07 57 37.12 +36 56 29.5 q Z36
2020-04-03 20:26:55 C 07 57 37.18 +36 56 28.0 q Z36
2020-04-03 20:28:03 C 07 57 37.25 +36 56 26.5 q Z36
2020-04-03 20:29:11 C 07 57 37.32 +36 56 25.0 q Z36
2020-04-03 20:29:48 C 07 57 35.09 +36 56 01.0 V C40
2020-04-03 20:30:20 C 07 57 37.38 +36 56 23.5 q Z36
2020-04-03 20:31:31 C 07 57 35.20 +36 55 58.6 V C40
2020-04-03 20:31:46 C 07 57 37.46 +36 56 16.5 V J27
2020-04-03 20:32:35 C 07 57 37.51 +36 56 20.5 q Z36
2020-04-03 20:36:00 C 07 57 37.72 +36 56 15.7 q Z36
2020-04-03 20:37:09 C 07 57 37.78 +36 56 14.3 q Z36
2020-04-03 20:38:17 C 07 57 37.85 +36 56 12.8 q Z36
2020-04-03 20:39:26 C 07 57 37.71 +36 56 01.8 q Z36
2020-04-03 20:40:11 C 07 57 37.67 +36 55 51.5 V C23
2020-04-03 20:41:43 C 07 57 37.72 +36 56 02.0 q Z36
2020-04-03 20:42:51 C 07 57 37.72 +36 56 01.9 q Z36
2020-04-03 20:43:47 C 07 57 37.90 +36 55 46.5 V C23
2020-04-03 20:44:00 C 07 57 37.71 +36 56 01.8 q Z36
2020-04-03 20:45:22 C 07 57 36.16 +36 55 38.9 V C40
2020-04-03 20:47:04 C 07 57 38.11 +36 55 42.1 V C23
2020-04-03 20:47:56 C 07 57 36.34 +36 55 35.4 V C40
2020-04-03 20:51:00 C 07 57 38.37 +36 55 36.8 V C23
2020-04-03 21:00:23 C 07 57 39.19 +36 55 37.8 V J27
2020-04-03 21:00:55 C 07 57 37.26 +36 55 16.8 V C40
2020-04-03 21:15:38 C 07 57 38.32 +36 54 55.9 V C40
2020-04-03 21:29:27 C 07 57 39.33 +36 54 36.2 V C40
2020-04-03 21:32:04 C 07 57 39.52 +36 54 32.5 V C40
2020-04-03 21:35:03 C 07 57 41.32 +36 54 50.3 V J27
2020-04-03 21:39:48 C 07 57 41.51 +36 54 29.6 V K85
2020-04-03 21:49:00 C 07 57 42.13 +36 54 17.1 V K85
2020-04-03 21:59:25 C 07 57 41.55 +36 53 53.4 V C40
2020-04-03 22:00:18 C 07 57 41.62 +36 53 52.1 V C40
2020-04-03 22:14:59 C 07 57 42.75 +36 53 31.0 V C40
2020-04-03 22:32:18 C 07 57 44.08 +36 53 06.1 V C40
2020-04-03 22:34:01 C 07 57 44.22 +36 53 03.5 V C40
2020-04-04 12:47:42 C 07 58 54.80 +36 34 40.4 q D29
2020-04-04 13:05:51 C 07 58 55.94 +36 34 14.4 q D29
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)