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
2020-04-12 18:29:19 C 08 21 22.16 +30 06 27.2 V C40
2020-04-12 18:31:03 C 08 21 22.40 +30 06 22.2 V C40
2020-04-12 18:31:56 C 08 21 22.51 +30 06 19.8 V C40
2020-04-12 18:44:02 C 08 21 24.14 +30 05 44.9 V C40
2020-04-12 18:45:44 C 08 21 24.37 +30 05 39.9 V C40
2020-04-12 18:46:36 C 08 21 24.48 +30 05 37.5 V C40
2020-04-12 18:57:52 C 08 21 26.00 +30 05 05.0 V C40
2020-04-12 18:58:44 C 08 21 26.12 +30 05 02.5 V C40
2020-04-12 18:59:36 C 08 21 26.24 +30 05 00.0 V C40
2020-04-12 19:00:27 C 08 21 26.36 +30 04 57.6 V C40
2020-04-12 19:14:19 C 08 21 28.24 +30 04 17.5 V C40
2020-04-12 19:15:10 C 08 21 28.36 +30 04 15.0 V C40
2020-04-12 19:16:02 C 08 21 28.48 +30 04 12.4 V C40
2020-04-12 19:16:53 C 08 21 28.59 +30 04 10.0 V C40
2020-04-12 19:29:01 C 08 21 30.26 +30 03 34.8 V C40
2020-04-12 19:29:53 C 08 21 30.37 +30 03 32.3 V C40
2020-04-12 19:30:44 C 08 21 30.49 +30 03 29.8 V C40
2020-04-12 19:44:35 C 08 21 32.41 +30 02 49.5 V C40
2020-04-12 19:45:27 C 08 21 32.53 +30 02 46.9 V C40
2020-04-12 19:46:18 C 08 21 32.65 +30 02 44.4 V C40
2020-04-12 19:47:09 C 08 21 32.76 +30 02 41.9 V C40
2020-04-12 19:55:49 C 08 21 33.97 +30 02 16.6 V C40
2020-04-12 20:04:42 C 08 21 36.22 +30 01 50.4 V L18
2020-04-12 20:05:23 C 08 21 36.30 +30 01 48.8 V L18
2020-04-12 20:06:04 C 08 21 36.44 +30 01 46.3 V L18
2020-04-12 20:06:45 C 08 21 36.52 +30 01 44.7 V L18
2020-04-12 20:07:05 C 08 21 36.54 +30 01 44.0 V L18
2020-04-12 20:14:08 C 08 21 36.54 +30 01 22.9 V C40
2020-04-12 20:15:51 C 08 21 36.79 +30 01 18.0 V C40
2020-04-12 20:30:33 C 08 21 38.89 +30 00 34.7 V C40
2020-04-12 20:31:25 C 08 21 39.02 +30 00 32.1 V C40
2020-04-12 20:32:53 C 08 21 41.57 +30 00 33.2 V K85
2020-04-12 20:44:25 C 08 21 40.88 +29 59 53.9 V C40
2020-04-12 20:45:16 C 08 21 41.01 +29 59 51.3 V C40
2020-04-12 20:46:07 C 08 21 41.14 +29 59 48.8 V C40
2020-04-12 20:46:59 C 08 21 41.25 +29 59 46.3 V C40
2020-04-12 20:53:50 C 08 21 44.43 +29 59 32.6 V K85
2020-04-12 20:59:49 C 08 21 43.12 +29 59 08.4 V C40
2020-04-12 21:02:25 C 08 21 43.50 +29 59 00.8 V C40
2020-04-12 21:14:31 C 08 21 45.28 +29 58 24.9 V C40
2020-04-12 21:15:22 C 08 21 45.41 +29 58 22.4 V C40
2020-04-12 21:16:14 C 08 21 45.54 +29 58 19.8 V C40
2020-04-12 21:17:07 C 08 21 45.66 +29 58 17.3 V C40
2020-04-12 21:20:27 C 08 21 48.18 +29 58 15.3 V C23
2020-04-12 21:24:04 C 08 21 48.68 +29 58 04.8 V C23
2020-04-12 21:29:13 C 08 21 47.46 +29 57 41.2 V C40
2020-04-12 21:29:30 C 08 21 49.44 +29 57 48.9 V C23
2020-04-12 21:30:04 C 08 21 47.59 +29 57 38.7 V C40
2020-04-12 21:30:56 C 08 21 47.72 +29 57 36.2 V C40
2020-04-12 21:33:19 C 08 21 49.13 +29 57 41.4 V 595
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)