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
2020-04-05 05:32:48 C 08 00 17.93 +36 10 58.8 V 703
2020-04-05 07:21:21 C 08 00 28.38 +36 08 42.4 V T05
2020-04-05 07:26:46 C 08 00 28.74 +36 08 34.1 V T05
2020-04-05 07:34:47 C 08 00 29.26 +36 08 21.7 V T05
2020-04-05 17:47:47 C 08 01 24.96 +35 52 50.0 V C40
2020-04-05 17:48:38 C 08 01 25.02 +35 52 48.6 V C40
2020-04-05 17:49:30 C 08 01 25.08 +35 52 47.3 V C40
2020-04-05 17:50:21 C 08 01 25.15 +35 52 45.9 V C40
2020-04-05 17:59:01 C 08 01 25.77 +35 52 32.5 V C40
2020-04-05 17:59:53 C 08 01 25.84 +35 52 31.2 V C40
2020-04-05 18:00:44 C 08 01 25.90 +35 52 29.8 V C40
2020-04-05 18:14:35 C 08 01 26.91 +35 52 08.2 V C40
2020-04-05 18:15:27 C 08 01 26.98 +35 52 06.9 V C40
2020-04-05 18:16:18 C 08 01 27.05 +35 52 05.5 V C40
2020-04-05 18:31:01 C 08 01 28.13 +35 51 42.5 V C40
2020-04-05 18:44:33 C 08 01 29.15 +35 51 21.1 V C40
2020-04-05 18:45:25 C 08 01 29.20 +35 51 19.7 V C40
2020-04-05 19:00:07 C 08 01 30.31 +35 50 56.4 V C40
2020-04-05 19:13:56 C 08 01 31.37 +35 50 34.4 V C40
2020-04-05 19:15:40 C 08 01 31.51 +35 50 31.6 V C40
2020-04-05 19:17:14 C 08 01 33.74 +35 50 31.0 V L40
2020-04-05 19:20:20 C 08 01 33.97 +35 50 26.4 V L40
2020-04-05 19:23:26 C 08 01 34.18 +35 50 21.1 V L40
2020-04-05 19:31:14 C 08 01 32.70 +35 50 06.7 V C40
2020-04-05 19:45:02 C 08 01 33.77 +35 49 44.6 V C40
2020-04-05 19:45:53 C 08 01 33.84 +35 49 43.0 V C40
2020-04-05 20:01:27 C 08 01 35.07 +35 49 17.8 V C40
2020-04-05 20:14:26 C 08 01 36.12 +35 48 56.9 V C40
2020-04-05 20:15:18 C 08 01 36.19 +35 48 55.5 V C40
2020-04-05 20:16:15 C 08 01 38.28 +35 48 58.0 V K85
2020-04-05 20:28:14 C 08 01 39.21 +35 48 39.3 V K85
2020-04-05 20:32:28 C 08 01 37.58 +35 48 27.6 V C40
2020-04-05 20:33:20 C 08 01 37.65 +35 48 26.1 V C40
2020-04-05 20:34:12 C 08 01 37.72 +35 48 24.7 V C40
2020-04-05 20:44:36 C 08 01 38.57 +35 48 07.8 V C40
2020-04-05 20:46:19 C 08 01 38.71 +35 48 04.8 V C40
2020-04-05 21:01:01 C 08 01 39.94 +35 47 40.9 V C40
2020-04-05 21:13:58 C 08 01 41.05 +35 47 19.6 V C40
2020-04-05 21:14:50 C 08 01 41.11 +35 47 18.1 V C40
2020-04-05 21:15:42 C 08 01 41.18 +35 47 16.8 V C40
2020-04-05 21:16:35 C 08 01 41.27 +35 47 15.3 V C40
2020-04-05 21:20:43 C 08 01 43.31 +35 47 16.1 V C23
2020-04-05 21:23:59 C 08 01 43.56 +35 47 10.8 V C23
2020-04-05 21:27:16 C 08 01 43.82 +35 47 05.7 V C23
2020-04-05 21:29:02 C 08 01 42.33 +35 46 54.9 V C40
2020-04-05 21:30:52 C 08 01 44.10 +35 46 59.8 V C23
2020-04-05 21:31:38 C 08 01 42.55 +35 46 50.6 V C40
2020-04-05 21:44:13 C 08 01 44.92 +35 46 41.6 V A16
2020-04-05 21:46:20 C 08 01 43.84 +35 46 26.2 V C40
2020-04-05 21:59:17 C 08 01 44.98 +35 46 04.7 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)