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
2020-04-01 18:41:49 C 07 54 02.32 +37 56 25.0 V L76
2020-04-01 18:43:36 C 07 54 04.20 +37 56 29.7 a 233
2020-04-01 18:49:09 C 07 54 04.46 +37 56 23.3 a 233
2020-04-01 18:54:44 C 07 54 04.73 +37 56 17.1 a 233
2020-04-01 19:00:19 C 07 54 05.01 +37 56 10.7 a 233
2020-04-01 19:02:09 C 07 54 03.38 +37 56 00.6 V L76
2020-04-01 19:05:52 C 07 54 05.28 +37 56 04.3 a 233
2020-04-01 19:11:27 C 07 54 05.55 +37 55 58.0 a 233
2020-04-01 19:24:04 C 07 54 04.56 +37 55 34.5 V L76
2020-04-01 19:46:23 C 07 54 07.59 +37 55 12.6 V L40
2020-04-01 19:49:21 C 07 54 07.74 +37 55 09.1 V L40
2020-04-01 20:56:17 C 07 54 11.36 +37 53 49.2 V C23
2020-04-01 20:57:39 C 07 54 10.86 +37 53 53.9 V 160
2020-04-01 21:00:53 C 07 54 11.05 +37 53 49.5 V 160
2020-04-01 21:03:10 C 07 54 11.73 +37 53 41.1 V C23
2020-04-01 21:04:04 C 07 54 11.19 +37 53 45.9 V 160
2020-04-01 21:10:03 C 07 54 12.11 +37 53 32.7 V C23
2020-04-01 21:16:17 C 07 54 12.45 +37 53 25.4 V C23
2020-04-01 21:26:15 C 07 54 12.95 +37 53 13.7 V K85
2020-04-01 21:50:15 C 07 54 14.27 +37 52 44.6 V K85
2020-04-01 22:12:29 C 07 54 14.84 +37 52 22.4 c 589
2020-04-01 22:38:24 C 07 54 16.33 +37 51 49.9 c 589
2020-04-01 23:05:26 C 07 54 17.90 +37 51 16.2 c 589
2020-04-01 23:32:27 C 07 54 19.57 +37 50 42.3 c 589
2020-04-01 23:59:28 C 07 54 21.29 +37 50 07.4 c 589
2020-04-02 18:05:07 C 07 55 38.92 +37 29 17.4 V C40
2020-04-02 18:05:30 C 07 55 38.94 +37 29 16.9 V C40
2020-04-02 18:06:13 C 07 55 38.97 +37 29 15.9 V C40
2020-04-02 18:07:41 C 07 55 39.06 +37 29 14.0 V C40
2020-04-02 18:10:17 C 07 55 39.20 +37 29 10.8 V C40
2020-04-02 18:12:52 C 07 55 39.35 +37 29 07.6 V C40
2020-04-02 18:15:25 C 07 55 39.49 +37 29 04.3 V C40
2020-04-02 18:42:06 C 07 55 40.99 +37 28 30.6 V C40
2020-04-02 18:45:44 C 07 55 41.20 +37 28 26.0 V C40
2020-04-02 18:58:26 C 07 55 41.94 +37 28 10.0 V C40
2020-04-02 19:00:15 C 07 55 42.04 +37 28 07.5 V C40
2020-04-02 19:13:54 C 07 55 42.83 +37 27 50.0 V C40
2020-04-02 19:16:07 C 07 55 42.97 +37 27 47.1 V C40
2020-04-02 19:26:43 C 07 55 43.59 +37 27 33.4 V C40
2020-04-02 19:28:54 C 07 55 43.72 +37 27 30.7 V C40
2020-04-02 19:44:54 C 07 55 46.61 +37 27 13.1 V L40
2020-04-02 19:47:24 C 07 55 46.76 +37 27 10.0 V L40
2020-04-02 19:48:24 C 07 55 46.80 +37 27 08.7 V L40
2020-04-02 19:54:42 C 07 55 45.27 +37 26 57.1 V C40
2020-04-02 20:02:47 C 07 55 45.76 +37 26 46.5 V C40
2020-04-02 20:03:08 C 07 55 45.78 +37 26 46.0 V C40
2020-04-02 20:03:31 C 07 55 45.80 +37 26 45.5 V C40
2020-04-02 20:05:41 C 07 55 45.94 +37 26 42.7 V C40
2020-04-02 20:06:25 C 07 55 45.98 +37 26 41.8 V C40
2020-04-02 20:11:11 C 07 55 46.27 +37 26 35.5 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)