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
2020-04-27 14:50:09 C 10 15 32.596 -12 33 53.70 V O85
2020-04-27 14:50:40 C 10 15 32.910 -12 34 01.22 V O85
2020-04-27 14:57:09 C 10 15 36.581 -12 35 29.20 V O85
2020-04-27 14:57:40 C 10 15 36.914 -12 35 35.44 V O85
2020-04-27 15:03:50 C 10 15 40.384 -12 36 59.09 V O85
2020-04-27 19:05:05 C 10 18 15.86 -13 32 32.8 a 233
2020-04-27 19:06:43 C 10 18 16.81 -13 32 55.3 a 233
2020-04-27 19:07:09 C 10 18 17.07 -13 33 01.7 a 233
2020-04-27 19:08:22 C 10 18 17.76 -13 33 18.2 a 233
2020-04-27 19:09:42 C 10 18 18.52 -13 33 36.5 a 233
2020-04-27 19:10:10 C 10 18 18.78 -13 33 42.9 a 233
2020-04-27 19:11:21 C 10 18 19.48 -13 33 58.9 a 233
2020-04-27 19:12:42 C 10 18 20.25 -13 34 17.8 a 233
2020-04-27 19:15:14 C 10 18 21.69 -13 34 52.8 a 233
2020-04-27 19:39:36 C 10 18 36.48 -13 40 37.7 V L40
2020-04-27 19:42:43 C 10 18 38.28 -13 41 20.7 V L40
2020-04-27 19:52:57 C 10 18 43.79 -13 43 36.6 V B67
2020-04-27 19:57:28 C 10 18 45.50 -13 44 28.9 q K81
2020-04-27 19:57:44 C 10 18 46.57 -13 44 42.1 V B67
2020-04-27 20:01:46 C 10 18 47.97 -13 45 27.8 q K81
2020-04-27 20:01:53 C 10 18 48.98 -13 45 39.4 V B67
2020-04-27 20:06:01 C 10 18 51.41 -13 46 36.4 V B67
2020-04-27 20:06:10 C 10 18 50.51 -13 46 27.4 q K81
2020-04-27 20:10:28 C 10 18 52.97 -13 47 26.5 q K81
2020-04-27 20:17:25 C 10 19 01.03 -13 49 00.4 V 938
2020-04-27 20:17:39 C 10 18 57.22 -13 49 06.4 q K81
2020-04-27 20:24:11 C 10 19 01.96 -13 50 46.5 V B67
2020-04-27 20:25:37 C 10 19 01.80 -13 50 55.3 q K81
2020-04-27 20:27:56 C 10 19 03.14 -13 51 26.7 q K81
2020-04-27 20:28:18 C 10 19 04.34 -13 51 43.5 V B67
2020-04-27 20:32:28 C 10 19 06.75 -13 52 40.3 V B67
2020-04-27 20:36:48 C 10 19 09.25 -13 53 39.3 V B67
2020-04-27 20:40:11 C 10 19 14.12 -13 54 12.8 V 938
2020-04-27 20:40:56 C 10 19 11.66 -13 54 35.8 V B67
2020-04-27 20:41:13 C 10 19 12.60 -13 54 46.7 V K85
2020-04-27 20:45:05 C 10 19 14.10 -13 55 32.4 V B67
2020-04-27 20:45:12 C 10 19 14.95 -13 55 41.6 V K85
2020-04-27 20:49:14 C 10 19 16.50 -13 56 29.3 V B67
2020-04-27 20:53:23 C 10 19 18.93 -13 57 25.9 V B67
2020-04-27 20:57:32 C 10 19 21.36 -13 58 23.1 V B67
2020-04-27 21:04:45 C 10 19 28.33 -13 59 51.7 V 938
2020-04-27 21:29:19 C 10 19 42.52 -14 05 29.4 V 938
2020-04-27 21:52:03 C 10 19 55.66 -14 10 41.2 V 938
2020-04-27 22:16:40 C 10 20 10.08 -14 16 20.1 V 938
2020-04-27 22:41:13 C 10 20 24.45 -14 21 57.1 V 938
2020-04-27 23:03:59 C 10 20 37.90 -14 27 08.7 V 938
2020-04-27 23:28:31 C 10 20 52.51 -14 32 44.4 V 938
2020-04-27 23:43:28 C 10 21 01.45 -14 36 09.9 V 938
2020-04-27 23:57:14 C 10 21 09.72 -14 39 18.9 V 938
2020-04-28 00:15:21 C 10 21 20.62 -14 43 25.7 V 938
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)