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
2020-04-04 13:20:23 C 07 58 56.87 +36 33 53.3 q D29
2020-04-04 16:53:42 C 07 59 16.65 +36 28 49.2 V C40
2020-04-04 16:55:25 C 07 59 16.76 +36 28 46.8 V C40
2020-04-04 17:30:01 C 07 59 19.03 +36 27 57.9 V C40
2020-04-04 17:30:52 C 07 59 19.08 +36 27 56.8 V C40
2020-04-04 17:44:31 C 07 59 19.99 +36 27 37.2 V C40
2020-04-04 17:46:14 C 07 59 20.11 +36 27 34.6 V C40
2020-04-04 18:00:50 C 07 59 21.08 +36 27 13.7 V C40
2020-04-04 18:03:25 C 07 59 21.25 +36 27 09.9 V C40
2020-04-04 18:14:40 C 07 59 22.00 +36 26 53.8 V C40
2020-04-04 18:15:32 C 07 59 22.06 +36 26 52.5 V C40
2020-04-04 18:16:24 C 07 59 22.12 +36 26 51.3 V C40
2020-04-04 18:17:15 C 07 59 22.18 +36 26 49.9 V C40
2020-04-04 18:31:53 C 07 59 23.17 +36 26 28.7 V C40
2020-04-04 18:44:00 C 07 59 24.00 +36 26 11.0 V C40
2020-04-04 18:45:44 C 07 59 24.12 +36 26 08.4 V C40
2020-04-04 18:46:35 C 07 59 24.17 +36 26 07.0 V C40
2020-04-04 19:00:26 C 07 59 25.13 +36 25 46.7 V C40
2020-04-04 19:01:18 C 07 59 25.20 +36 25 45.5 V C40
2020-04-04 19:01:32 C 07 59 27.40 +36 25 45.7 V L40
2020-04-04 19:06:02 C 07 59 27.70 +36 25 39.4 V L40
2020-04-04 19:14:15 C 07 59 26.09 +36 25 26.4 V C40
2020-04-04 19:42:59 C 07 59 30.31 +36 24 45.1 V C23
2020-04-04 19:46:55 C 07 59 30.58 +36 24 39.4 V C23
2020-04-04 19:50:12 C 07 59 30.81 +36 24 34.7 V C23
2020-04-04 19:53:49 C 07 59 31.06 +36 24 29.5 V C23
2020-04-04 19:54:10 C 07 59 29.85 +36 24 30.1 L04
2020-04-04 19:57:24 C 07 59 30.08 +36 24 25.3 L04
2020-04-04 20:01:01 C 07 59 30.33 +36 24 19.9 L04
2020-04-04 20:06:44 C 07 59 29.87 +36 24 07.9 V C40
2020-04-04 20:08:19 C 07 59 29.98 +36 24 05.6 V C40
2020-04-04 20:09:11 C 07 59 30.05 +36 24 04.1 V C40
2020-04-04 20:10:03 C 07 59 30.11 +36 24 02.9 V C40
2020-04-04 20:16:07 C 07 59 30.55 +36 23 53.7 V C40
2020-04-04 20:19:31 C 07 59 32.77 +36 23 53.0 V K85
2020-04-04 20:22:05 C 07 59 32.68 +36 23 50.9 q B69
2020-04-04 20:29:04 C 07 59 31.52 +36 23 34.3 V C40
2020-04-04 20:31:22 C 07 59 33.35 +36 23 37.5 q B69
2020-04-04 20:32:27 n 07 59 34.20 +36 23 31.9 q Z92
2020-04-04 20:33:56 C 07 59 33.79 +36 23 31.8 V K85
2020-04-04 20:41:15 C 07 59 34.04 +36 23 23.0 q B69
2020-04-04 20:57:30 n 07 59 35.96 +36 22 55.5 q Z92
2020-04-04 21:12:27 n 07 59 37.03 +36 22 33.9 q Z92
2020-04-04 21:32:26 n 07 59 38.45 +36 22 04.5 q Z92
2020-04-04 23:50:00 C 07 59 52.12 +36 19 09.0 q I15
2020-04-04 23:51:43 C 07 59 52.24 +36 19 06.6 q I15
2020-04-04 23:53:25 C 07 59 52.33 +36 19 04.2 q I15
2020-04-05 05:14:22 C 08 00 16.63 +36 11 27.5 V 703
2020-04-05 05:20:30 C 08 00 17.07 +36 11 18.0 V 703
2020-04-05 05:26:39 C 08 00 17.50 +36 11 08.5 V 703
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)