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
2020-03-28 21:54:08 C 07 48 52.90 +39 28 17.2 q Z36
2020-03-28 21:55:02 C 07 48 52.92 +39 28 16.3 q Z36
2020-03-28 21:55:55 C 07 48 52.95 +39 28 15.5 q Z36
2020-03-28 21:56:49 C 07 48 52.98 +39 28 14.7 q Z36
2020-03-28 21:57:42 C 07 48 53.01 +39 28 13.8 q Z36
2020-03-28 21:58:34 C 07 48 53.03 +39 28 13.1 q Z36
2020-03-28 21:59:29 C 07 48 53.06 +39 28 12.1 q Z36
2020-03-28 22:00:21 C 07 48 53.10 +39 28 11.3 q Z36
2020-03-29 19:18:07 C 07 49 56.73 +39 09 14.9 d Z16
2020-03-29 19:39:01 C 07 49 57.35 +39 08 56.8 d J02
2020-03-29 19:53:57 C 07 49 57.82 +39 08 39.0 d J02
2020-03-29 20:01:16 C 07 49 58.11 +39 08 31.9 d J02
2020-03-29 20:24:25 C 07 49 58.91 +39 08 12.9 d Z16
2020-03-29 20:27:12 n 07 49 59.29 +39 07 53.7 q Z92
2020-03-29 20:27:43 n 07 49 59.32 +39 07 53.3 q Z92
2020-03-29 20:56:05 C 07 49 58.36 +39 07 22.2 V C40
2020-03-29 20:56:57 C 07 49 58.39 +39 07 21.4 V C40
2020-03-29 20:57:50 C 07 49 58.42 +39 07 20.4 V C40
2020-03-29 20:59:34 C 07 49 58.50 +39 07 18.7 V C40
2020-03-29 21:02:08 C 07 49 58.62 +39 07 15.9 V C40
2020-03-29 21:03:53 C 07 49 58.70 +39 07 14.2 V C40
2020-03-29 21:04:45 C 07 49 58.74 +39 07 13.3 V C40
2020-03-29 21:05:36 C 07 49 58.76 +39 07 12.4 V C40
2020-03-29 21:06:28 C 07 49 58.82 +39 07 11.6 V C40
2020-03-29 21:08:11 C 07 49 58.89 +39 07 09.9 V C40
2020-03-29 21:09:56 C 07 49 58.96 +39 07 08.0 V C40
2020-03-29 21:10:48 C 07 49 59.01 +39 07 07.1 V C40
2020-03-29 21:16:09 C 07 49 59.24 +39 07 01.6 V C40
2020-03-29 21:20:28 C 07 49 59.43 +39 06 57.1 V C40
2020-03-29 21:22:13 C 07 49 59.51 +39 06 55.4 V C40
2020-03-29 21:30:50 C 07 49 59.90 +39 06 46.4 V C40
2020-03-29 21:34:24 C 07 50 00.07 +39 06 42.8 V C40
2020-03-29 21:35:15 C 07 50 00.11 +39 06 42.0 V C40
2020-03-29 21:36:58 C 07 50 00.18 +39 06 40.1 V C40
2020-03-29 21:38:59 C 07 50 01.95 +39 06 46.2 V Z80
2020-03-29 21:42:19 C 07 50 02.07 +39 06 42.9 V Z80
2020-03-29 21:45:01 C 07 50 02.17 +39 06 40.1 V Z80
2020-03-29 21:47:06 C 07 50 02.27 +39 06 38.2 V Z80
2020-03-29 21:48:14 C 07 50 00.71 +39 06 28.6 V C40
2020-03-29 21:49:58 C 07 50 00.78 +39 06 26.7 V C40
2020-03-29 21:50:49 C 07 50 00.81 +39 06 25.9 V C40
2020-03-29 21:51:33 C 07 50 00.86 +39 06 25.2 V C40
2020-03-29 21:52:25 C 07 50 00.90 +39 06 24.2 V C40
2020-03-29 22:04:43 C 07 50 01.48 +39 06 11.5 V C40
2020-03-30 20:11:47 C 07 51 14.09 +38 45 20.5 q B69
2020-03-30 20:19:01 C 07 51 14.39 +38 45 13.1 q B69
2020-03-30 20:25:18 C 07 51 14.65 +38 45 06.5 q B69
2020-03-30 21:32:57 C 07 51 17.65 +38 43 55.9 V L40
2020-03-30 21:41:11 C 07 51 18.00 +38 43 47.2 V L40
2020-03-30 21:49:25 C 07 51 18.41 +38 43 38.5 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)