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
2020-04-17 20:28:40 C 08 44 30.29 +22 35 47.4 V A16
2020-04-17 20:42:25 C 08 44 33.35 +22 34 30.2 V L65
2020-04-17 20:44:14 C 08 44 33.56 +22 34 30.9 V A16
2020-04-17 21:09:07 C 08 44 38.86 +22 32 27.7 V A16
2020-04-17 21:19:29 C 08 44 41.09 +22 31 36.2 V A16
2020-04-17 21:29:52 C 08 44 43.32 +22 30 44.7 V A16
2020-04-18 01:48:25 C 08 45 47.45 +22 09 56.4 q V93
2020-04-18 02:18:19 C 08 45 53.74 +22 07 25.9 q V93
2020-04-18 02:49:43 C 08 46 00.33 +22 04 47.8 q V93
2020-04-18 06:11:29 C 08 46 50.21 +21 48 38.1 V T08
2020-04-18 06:16:31 C 08 46 51.25 +21 48 12.3 V T08
2020-04-18 06:35:02 C 08 46 55.08 +21 46 37.1 V T08
2020-04-18 06:45:06 C 08 46 57.16 +21 45 45.2 V T08
2020-04-18 17:34:49 C 08 49 39.45 +20 48 08.2 V C40
2020-04-18 17:35:12 C 08 49 39.54 +20 48 06.2 V C40
2020-04-18 17:35:33 C 08 49 39.62 +20 48 04.2 V C40
2020-04-18 17:35:56 C 08 49 39.71 +20 48 02.2 V C40
2020-04-18 17:36:11 C 08 49 39.76 +20 48 00.8 V C40
2020-04-18 17:36:43 C 08 49 39.88 +20 47 58.0 V C40
2020-04-18 17:37:15 C 08 49 40.01 +20 47 55.0 V C40
2020-04-18 17:37:47 C 08 49 40.12 +20 47 52.1 V C40
2020-04-18 17:38:50 C 08 49 40.37 +20 47 46.4 V C40
2020-04-18 17:39:22 C 08 49 40.48 +20 47 43.4 V C40
2020-04-18 17:39:54 C 08 49 40.60 +20 47 40.7 V C40
2020-04-18 17:40:26 C 08 49 40.73 +20 47 37.8 V C40
2020-04-18 17:40:58 C 08 49 40.84 +20 47 34.9 V C40
2020-04-18 17:41:30 C 08 49 40.97 +20 47 31.9 V C40
2020-04-18 17:42:02 C 08 49 41.08 +20 47 29.0 V C40
2020-04-18 17:42:35 C 08 49 41.21 +20 47 26.1 V C40
2020-04-18 17:43:07 C 08 49 41.33 +20 47 23.2 V C40
2020-04-18 17:43:37 C 08 49 41.45 +20 47 20.4 V C40
2020-04-18 17:44:09 C 08 49 41.56 +20 47 17.6 V C40
2020-04-18 17:44:41 C 08 49 41.69 +20 47 14.6 V C40
2020-04-18 17:45:14 C 08 49 41.81 +20 47 11.7 V C40
2020-04-18 17:45:46 C 08 49 41.92 +20 47 08.9 V C40
2020-04-18 17:46:18 C 08 49 42.05 +20 47 06.0 V C40
2020-04-18 17:46:48 C 08 49 42.17 +20 47 03.1 V C40
2020-04-18 17:47:53 C 08 49 42.40 +20 46 57.4 V C40
2020-04-18 17:48:25 C 08 49 42.53 +20 46 54.3 V C40
2020-04-18 17:48:57 C 08 49 42.65 +20 46 51.6 V C40
2020-04-18 17:50:01 C 08 49 42.89 +20 46 45.7 V C40
2020-04-18 17:50:32 C 08 49 43.01 +20 46 42.9 V C40
2020-04-18 17:51:04 C 08 49 43.12 +20 46 40.0 V C40
2020-04-18 17:51:36 C 08 49 43.25 +20 46 37.0 V C40
2020-04-18 17:53:45 C 08 49 43.75 +20 46 25.2 V C40
2020-04-18 17:54:17 C 08 49 43.86 +20 46 22.3 V C40
2020-04-18 17:54:49 C 08 49 43.99 +20 46 19.5 V C40
2020-04-18 17:55:21 C 08 49 44.10 +20 46 16.7 V C40
2020-04-18 17:55:53 C 08 49 44.22 +20 46 13.8 V C40
2020-04-18 17:56:24 C 08 49 44.34 +20 46 10.8 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)