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
2020-04-07 17:30:25 C 08 06 02.96 +34 35 10.8 V C40
2020-04-07 17:31:17 C 08 06 03.02 +34 35 09.4 V C40
2020-04-07 17:46:39 C 08 06 04.36 +34 34 41.6 V C40
2020-04-07 17:47:30 C 08 06 04.42 +34 34 40.1 V C40
2020-04-07 17:48:22 C 08 06 04.50 +34 34 38.5 V C40
2020-04-07 17:59:36 C 08 06 05.47 +34 34 18.1 V C40
2020-04-07 18:00:29 C 08 06 05.55 +34 34 16.5 V C40
2020-04-07 18:01:21 C 08 06 05.62 +34 34 14.9 V C40
2020-04-07 18:14:18 C 08 06 06.75 +34 33 51.2 V C40
2020-04-07 18:15:10 C 08 06 06.82 +34 33 49.5 V C40
2020-04-07 18:16:03 C 08 06 06.90 +34 33 47.9 V C40
2020-04-07 18:29:00 C 08 06 08.04 +34 33 24.2 V C40
2020-04-07 18:29:51 C 08 06 08.12 +34 33 22.7 V C40
2020-04-07 18:30:43 C 08 06 08.19 +34 33 21.0 V C40
2020-04-07 18:44:07 C 08 06 09.38 +34 32 56.3 V C40
2020-04-07 18:44:59 C 08 06 09.45 +34 32 54.8 V C40
2020-04-07 18:45:50 C 08 06 09.53 +34 32 53.1 V C40
2020-04-07 18:49:52 C 08 06 12.27 +34 32 45.4 V L40
2020-04-07 18:55:50 C 08 06 12.77 +34 32 34.8 V L40
2020-04-07 18:59:41 C 08 06 10.76 +34 32 27.5 V C40
2020-04-07 19:01:24 C 08 06 10.91 +34 32 24.3 V C40
2020-04-07 19:14:23 C 08 06 12.09 +34 32 00.1 V C40
2020-04-07 19:15:15 C 08 06 12.17 +34 31 58.5 V C40
2020-04-07 19:16:07 C 08 06 12.24 +34 31 56.9 V C40
2020-04-07 19:21:02 C 08 06 15.11 +34 31 47.7 V C23
2020-04-07 19:25:58 C 08 06 15.54 +34 31 38.9 V C23
2020-04-07 19:29:04 C 08 06 13.43 +34 31 32.5 V C40
2020-04-07 19:29:57 C 08 06 13.50 +34 31 31.0 V C40
2020-04-07 19:30:48 C 08 06 13.59 +34 31 29.4 V C40
2020-04-07 19:32:11 C 08 06 16.09 +34 31 27.6 V C23
2020-04-07 19:37:06 C 08 06 16.52 +34 31 18.7 V C23
2020-04-07 19:41:42 C 08 06 16.92 +34 31 10.4 V C23
2020-04-07 19:45:03 C 08 06 14.90 +34 31 02.5 V C40
2020-04-07 19:45:55 C 08 06 14.98 +34 31 01.0 V C40
2020-04-07 19:46:47 C 08 06 15.06 +34 30 59.4 V C40
2020-04-07 19:59:45 C 08 06 16.26 +34 30 35.0 V C40
2020-04-07 20:00:37 C 08 06 16.35 +34 30 33.2 V C40
2020-04-07 20:01:28 C 08 06 16.42 +34 30 31.6 V C40
2020-04-07 20:15:19 C 08 06 17.73 +34 30 05.4 V C40
2020-04-07 20:16:11 C 08 06 17.81 +34 30 03.7 V C40
2020-04-07 20:17:34 C 08 06 20.05 +34 30 05.6 V K85
2020-04-07 20:26:34 C 08 06 20.85 +34 29 49.1 V K85
2020-04-07 20:29:44 C 08 06 19.11 +34 29 38.1 V C40
2020-04-07 20:30:36 C 08 06 19.18 +34 29 36.3 V C40
2020-04-07 20:31:29 C 08 06 19.27 +34 29 34.7 V C40
2020-04-07 20:44:26 C 08 06 20.53 +34 29 10.0 V C40
2020-04-07 20:45:18 C 08 06 20.61 +34 29 08.4 V C40
2020-04-07 20:46:11 C 08 06 20.69 +34 29 06.7 V C40
2020-04-07 21:00:00 C 08 06 22.05 +34 28 40.4 V C40
2020-04-07 21:00:52 C 08 06 22.13 +34 28 38.6 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)