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
2020-04-23 20:55:17 C 09 29 56.01 +05 25 01.4 V 595
2020-04-23 20:59:18 C 09 29 57.14 +05 24 16.8 q G23
2020-04-23 21:10:47 C 09 30 01.63 +05 22 21.2 q G23
2020-04-23 21:22:16 C 09 30 06.17 +05 20 25.9 q G23
2020-04-23 21:33:44 C 09 30 10.72 +05 18 30.3 q G23
2020-04-23 21:45:13 C 09 30 15.29 +05 16 34.3 q G23
2020-04-23 21:56:41 C 09 30 19.86 +05 14 38.7 q G23
2020-04-23 22:01:24 C 09 30 21.76 +05 13 50.8 q G23
2020-04-23 22:06:42 C 09 30 26.00 +05 12 51.7 V Z80
2020-04-23 22:12:54 C 09 30 26.38 +05 11 54.9 q G23
2020-04-23 22:15:02 C 09 30 29.29 +05 11 27.6 V Z80
2020-04-23 22:23:22 C 09 30 32.60 +05 10 03.3 V Z80
2020-04-23 22:24:24 C 09 30 31.01 +05 09 58.3 q G23
2020-04-23 22:31:42 C 09 30 35.92 +05 08 38.9 V Z80
2020-04-23 22:35:54 C 09 30 35.68 +05 08 01.7 q G23
2020-04-23 22:47:23 C 09 30 40.37 +05 06 05.1 q G23
2020-04-23 22:58:53 C 09 30 45.06 +05 04 08.8 q G23
2020-04-23 23:10:23 C 09 30 49.82 +05 02 12.3 q G23
2020-04-23 23:21:53 C 09 30 54.57 +05 00 15.2 q G23
2020-04-23 23:33:23 C 09 30 59.32 +04 58 18.2 q G23
2020-04-24 04:41:10 C 09 33 13.75 +04 06 24.4 V 703
2020-04-24 05:05:41 C 09 33 23.36 +04 02 10.0 V 703
2020-04-24 05:50:17 C 09 33 39.98 +03 54 46.7 q V26
2020-04-24 06:12:28 C 09 33 48.96 +03 50 54.3 q V26
2020-04-24 06:39:18 C 09 33 59.95 +03 46 12.5 q V26
2020-04-24 16:59:07 C 09 38 41.56 +01 55 37.7 q M43
2020-04-24 17:04:37 C 09 38 43.80 +01 54 38.0 q M43
2020-04-24 17:15:55 C 09 38 48.41 +01 52 33.9 q M43
2020-04-24 17:24:16 C 09 38 55.12 +01 50 06.9 V C40
2020-04-24 17:24:37 C 09 38 52.00 +01 50 56.9 q M43
2020-04-24 17:25:35 C 09 38 55.67 +01 49 52.6 V C40
2020-04-24 17:26:14 C 09 38 55.96 +01 49 45.5 V C40
2020-04-24 17:29:30 C 09 38 57.31 +01 49 09.5 V C40
2020-04-24 17:30:09 C 09 38 57.58 +01 49 02.4 V C40
2020-04-24 17:42:59 C 09 38 58.40 +01 46 56.4 12.2 190
2020-04-24 17:43:33 C 09 38 58.65 +01 46 50.1 12.3 190
2020-04-24 17:44:06 C 09 38 58.88 +01 46 44.1 12.3 190
2020-04-24 17:45:45 C 09 38 59.57 +01 46 25.9 190
2020-04-24 17:46:18 C 09 38 59.82 +01 46 19.7 190
2020-04-24 17:46:52 C 09 39 00.05 +01 46 13.9 190
2020-04-24 17:47:25 C 09 39 00.29 +01 46 07.6 190
2020-04-24 17:47:59 C 09 39 00.53 +01 46 01.6 190
2020-04-24 17:48:38 C 09 39 00.81 +01 45 54.4 190
2020-04-24 17:49:11 C 09 39 01.05 +01 45 48.3 190
2020-04-24 17:50:19 C 09 39 01.52 +01 45 35.7 190
2020-04-24 17:50:52 C 09 39 01.75 +01 45 29.8 190
2020-04-24 17:53:12 C 09 39 02.76 +01 45 03.6 190
2020-04-24 17:53:45 C 09 39 03.01 +01 44 57.4 190
2020-04-24 17:54:18 C 09 39 03.24 +01 44 51.3 190
2020-04-24 17:57:30 C 09 39 04.58 +01 44 16.9 190
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)