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
2020-04-15 21:02:55 C 08 34 18.95 +26 01 09.4 V C23
2020-04-15 21:10:03 C 08 34 19.75 +26 00 54.0 q K22
2020-04-15 21:13:13 C 08 34 21.71 +26 00 27.0 q Z30
2020-04-15 21:15:42 C 08 34 21.24 +26 00 18.9 V C23
2020-04-15 21:17:42 n 08 34 22.27 +26 00 08.9 q Z92
2020-04-15 21:21:16 C 08 34 23.15 +25 59 55.3 q Z30
2020-04-15 21:45:29 n 08 34 27.28 +25 58 19.3 q Z92
2020-04-15 22:00:27 n 08 34 29.99 +25 57 19.9 q Z92
2020-04-15 22:34:44 C 08 34 36.48 +25 55 04.2 q Z30
2020-04-16 01:51:54 C 08 35 18.12 +25 42 44.3 V V93
2020-04-16 02:17:42 C 08 35 22.59 +25 41 01.1 V V93
2020-04-16 02:42:26 C 08 35 26.93 +25 39 21.5 V V93
2020-04-16 02:49:24 C 08 35 27.38 +25 39 01.9 q 850
2020-04-16 03:09:35 C 08 35 30.93 +25 37 39.8 q 850
2020-04-16 03:29:34 C 08 35 34.51 +25 36 18.0 q 850
2020-04-16 03:49:34 C 08 35 38.11 +25 34 55.9 q 850
2020-04-16 16:50:46 C 08 38 23.73 +24 41 16.3 V C40
2020-04-16 16:59:25 C 08 38 25.32 +24 40 39.3 V C40
2020-04-16 17:00:06 C 08 38 25.46 +24 40 36.3 V C40
2020-04-16 17:00:48 C 08 38 25.59 +24 40 33.5 V C40
2020-04-16 17:01:31 C 08 38 25.72 +24 40 30.5 V C40
2020-04-16 17:14:04 C 08 38 28.04 +24 39 36.6 V C40
2020-04-16 17:14:46 C 08 38 28.17 +24 39 33.7 V C40
2020-04-16 17:15:27 C 08 38 28.31 +24 39 30.7 V C40
2020-04-16 17:16:09 C 08 38 28.44 +24 39 27.6 V C40
2020-04-16 17:29:25 C 08 38 30.90 +24 38 30.9 V C40
2020-04-16 17:30:08 C 08 38 31.03 +24 38 27.7 V C40
2020-04-16 17:30:50 C 08 38 31.16 +24 38 24.8 V C40
2020-04-16 17:31:31 C 08 38 31.29 +24 38 21.7 V C40
2020-04-16 17:44:00 C 08 38 33.63 +24 37 28.1 V C40
2020-04-16 17:44:41 C 08 38 33.76 +24 37 25.0 V C40
2020-04-16 17:45:23 C 08 38 33.89 +24 37 22.0 V C40
2020-04-16 17:46:06 C 08 38 34.02 +24 37 19.0 V C40
2020-04-16 17:59:21 C 08 38 36.51 +24 36 21.7 V C40
2020-04-16 18:00:02 C 08 38 36.64 +24 36 18.7 V C40
2020-04-16 18:00:44 C 08 38 36.76 +24 36 15.7 V C40
2020-04-16 18:01:27 C 08 38 36.89 +24 36 12.7 V C40
2020-04-16 18:13:59 C 08 38 39.27 +24 35 18.4 V C40
2020-04-16 18:14:42 C 08 38 39.40 +24 35 15.2 V C40
2020-04-16 18:15:23 C 08 38 39.54 +24 35 12.2 V C40
2020-04-16 18:16:05 C 08 38 39.67 +24 35 09.2 V C40
2020-04-16 18:19:07 C 08 38 42.67 +24 35 08.8 V C82
2020-04-16 18:25:56 C 08 38 43.93 +24 34 39.5 V C82
2020-04-16 18:29:14 C 08 38 42.16 +24 34 12.0 V C40
2020-04-16 18:30:38 C 08 38 42.43 +24 34 05.9 V C40
2020-04-16 18:31:20 C 08 38 42.56 +24 34 02.9 V C40
2020-04-16 18:37:16 C 08 38 46.01 +24 33 50.8 V C82
2020-04-16 18:43:55 C 08 38 44.95 +24 33 08.1 V C40
2020-04-16 18:44:36 C 08 38 45.08 +24 33 05.1 V C40
2020-04-16 18:45:10 C 08 38 47.27 +24 33 16.7 q K73
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)