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
2020-03-12 18:42:25 C 07 44 30.94 +42 54 08.0 V C40
2020-03-12 18:43:17 C 07 44 30.92 +42 54 07.8 V C40
2020-03-12 19:02:16 C 07 44 30.34 +42 54 02.2 V C40
2020-03-12 19:07:28 C 07 44 30.18 +42 54 00.7 V C40
2020-03-12 19:08:21 C 07 44 30.16 +42 54 00.5 V C40
2020-03-12 19:09:13 C 07 44 30.13 +42 54 00.1 V C40
2020-03-12 19:11:16 C 07 44 31.32 +42 54 01.5 V 598
2020-03-12 19:13:31 C 07 44 30.00 +42 53 58.8 V C40
2020-03-12 19:14:24 C 07 44 29.97 +42 53 58.6 V C40
2020-03-12 19:16:59 C 07 44 29.90 +42 53 57.8 V C40
2020-03-12 19:17:50 C 07 44 29.87 +42 53 57.6 V C40
2020-03-12 19:22:10 C 07 44 29.75 +42 53 56.3 V C40
2020-03-12 19:23:55 C 07 44 29.70 +42 53 55.7 V C40
2020-03-12 19:24:47 C 07 44 29.67 +42 53 55.4 V C40
2020-03-12 19:26:30 C 07 44 29.62 +42 53 55.0 V C40
2020-03-12 19:27:21 C 07 44 29.59 +42 53 54.7 V C40
2020-03-12 19:47:07 C 07 44 29.01 +42 53 48.6 V C40
2020-03-12 19:48:50 C 07 44 28.97 +42 53 48.0 V C40
2020-03-12 19:51:11 C 07 44 30.12 +42 53 51.3 V 598
2020-03-12 19:59:13 C 07 44 28.66 +42 53 44.8 V C40
2020-03-12 20:00:56 C 07 44 28.61 +42 53 44.2 V C40
2020-03-12 20:02:41 C 07 44 28.56 +42 53 43.7 V C40
2020-03-12 20:04:24 C 07 44 28.51 +42 53 43.1 V C40
2020-03-12 20:06:07 C 07 44 28.46 +42 53 42.6 V C40
2020-03-12 20:12:09 C 07 44 29.90 +42 53 46.4 V 586
2020-03-12 20:13:11 C 07 44 29.88 +42 53 46.1 V 586
2020-03-12 20:14:14 C 07 44 29.91 +42 53 45.9 V 586
2020-03-12 20:15:16 C 07 44 29.81 +42 53 45.6 V 586
2020-03-12 20:16:17 C 07 44 29.78 +42 53 45.2 V 586
2020-03-12 20:16:24 C 07 44 28.17 +42 53 39.3 V C40
2020-03-12 20:17:19 C 07 44 29.78 +42 53 45.3 V 586
2020-03-12 20:17:56 C 07 44 28.74 +42 53 40.5 t L04
2020-03-12 20:18:22 C 07 44 29.71 +42 53 44.6 V 586
2020-03-12 20:22:29 C 07 44 28.00 +42 53 37.3 V C40
2020-03-12 20:23:21 C 07 44 27.98 +42 53 37.1 V C40
2020-03-12 20:23:42 C 07 44 29.58 +42 53 43.4 V 586
2020-03-12 20:25:55 C 07 44 27.90 +42 53 36.2 V C40
2020-03-12 20:28:32 C 07 44 27.83 +42 53 35.3 V C40
2020-03-12 20:31:37 C 07 44 28.34 +42 53 36.3 t L04
2020-03-12 20:41:24 C 07 44 28.22 +42 53 39.4 V K96
2020-03-12 20:45:17 C 07 44 27.94 +42 53 32.1 t L04
2020-03-12 20:46:14 C 07 44 27.35 +42 53 29.5 V C40
2020-03-12 20:49:43 C 07 44 27.25 +42 53 28.4 V C40
2020-03-12 20:51:26 C 07 44 27.20 +42 53 27.8 V C40
2020-03-12 20:54:02 C 07 44 27.14 +42 53 27.0 V C40
2020-03-12 20:54:54 C 07 44 27.11 +42 53 26.7 V C40
2020-03-12 20:56:37 C 07 44 27.07 +42 53 26.1 V C40
2020-03-12 21:00:57 C 07 44 26.95 +42 53 24.6 V C40
2020-03-12 21:01:48 C 07 44 26.93 +42 53 24.4 V C40
2020-03-12 21:05:17 C 07 44 26.84 +42 53 23.1 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)