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
2020-04-19 17:24:00 C 08 55 58.79 +18 31 56.4 V C40
2020-04-19 17:24:43 C 08 55 58.97 +18 31 52.0 V C40
2020-04-19 17:26:49 C 08 55 59.49 +18 31 39.3 V C40
2020-04-19 17:28:13 C 08 55 59.84 +18 31 30.8 V C40
2020-04-19 17:28:54 C 08 56 00.01 +18 31 26.4 V C40
2020-04-19 17:29:36 C 08 56 00.17 +18 31 22.2 V C40
2020-04-19 17:30:18 C 08 56 00.36 +18 31 18.0 V C40
2020-04-19 17:30:59 C 08 56 00.52 +18 31 13.8 V C40
2020-04-19 17:44:15 C 08 56 03.84 +18 29 52.6 V C40
2020-04-19 17:44:57 C 08 56 04.01 +18 29 48.3 V C40
2020-04-19 17:45:40 C 08 56 04.18 +18 29 44.0 V C40
2020-04-19 17:46:21 C 08 56 04.36 +18 29 39.6 V C40
2020-04-19 18:01:01 C 08 56 08.03 +18 28 09.8 V C40
2020-04-19 18:01:42 C 08 56 08.20 +18 28 05.6 V C40
2020-04-19 18:14:37 C 08 56 11.44 +18 26 45.9 V C40
2020-04-19 18:15:20 C 08 56 11.62 +18 26 41.6 V C40
2020-04-19 18:16:01 C 08 56 11.79 +18 26 37.4 V C40
2020-04-19 18:29:59 C 08 56 15.32 +18 25 11.3 V C40
2020-04-19 18:30:42 C 08 56 15.50 +18 25 07.0 V C40
2020-04-19 18:31:22 C 08 56 15.68 +18 25 02.7 V C40
2020-04-19 18:45:20 C 08 56 19.21 +18 23 36.5 V C40
2020-04-19 18:46:03 C 08 56 19.40 +18 23 32.0 V C40
2020-04-19 18:59:25 C 08 56 22.81 +18 22 09.2 V C40
2020-04-19 19:00:50 C 08 56 23.17 +18 22 00.5 V C40
2020-04-19 19:01:31 C 08 56 23.35 +18 21 56.2 V C40
2020-04-19 19:14:46 C 08 56 26.74 +18 20 33.8 V C40
2020-04-19 19:15:29 C 08 56 26.92 +18 20 29.4 V C40
2020-04-19 19:16:11 C 08 56 27.11 +18 20 25.2 V C40
2020-04-19 19:16:52 C 08 56 27.28 +18 20 20.7 V C40
2020-04-19 19:28:44 C 08 56 30.35 +18 19 06.8 V C40
2020-04-19 19:29:27 C 08 56 30.53 +18 19 02.5 V C40
2020-04-19 19:30:08 C 08 56 30.71 +18 18 58.2 V C40
2020-04-19 19:30:50 C 08 56 30.90 +18 18 53.7 V C40
2020-04-19 19:46:39 C 08 56 35.00 +18 17 15.0 V C40
2020-04-19 19:47:21 C 08 56 35.19 +18 17 10.8 V C40
2020-04-19 19:48:04 C 08 56 35.36 +18 17 06.3 V C40
2020-04-19 19:50:56 C 08 56 39.40 +18 16 41.5 V L65
2020-04-19 19:59:13 C 08 56 38.29 +18 15 56.5 V C40
2020-04-19 20:00:37 C 08 56 38.66 +18 15 47.9 V C40
2020-04-19 20:05:58 C 08 56 43.29 +18 15 11.6 V G33
2020-04-19 20:06:28 C 08 56 43.37 +18 15 12.9 V L40
2020-04-19 20:06:53 C 08 56 43.54 +18 15 05.9 V G33
2020-04-19 20:07:48 C 08 56 43.75 +18 15 00.4 V G33
2020-04-19 20:08:46 C 08 56 44.02 +18 14 54.3 V G33
2020-04-19 20:09:34 C 08 56 44.20 +18 14 49.1 V G33
2020-04-19 20:10:40 C 08 56 44.50 +18 14 42.6 V G33
2020-04-19 20:10:44 C 08 56 44.62 +18 14 43.8 V K85
2020-04-19 20:15:48 C 08 56 42.64 +18 14 12.9 V C40
2020-04-19 20:16:29 C 08 56 42.84 +18 14 08.5 V C40
2020-04-19 20:16:40 C 08 56 45.97 +18 14 09.5 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)