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
2020-04-25 20:00:22 C 09 51 43.11 -03 18 23.5 V L65
2020-04-25 20:00:23 C 09 51 38.68 -03 18 05.1 V C40
2020-04-25 20:05:13 C 09 51 45.70 -03 19 18.3 V K85
2020-04-25 20:05:55 C 09 51 41.35 -03 19 12.3 V C40
2020-04-25 20:07:09 C 09 51 41.95 -03 19 27.2 V C40
2020-04-25 20:09:42 C 09 51 47.68 -03 19 57.8 V K22
2020-04-25 20:10:14 C 09 51 47.82 -03 20 23.7 V L65
2020-04-25 20:17:10 C 09 51 51.64 -03 21 26.1 c B06
2020-04-25 20:18:48 C 09 51 52.15 -03 22 03.8 V K85
2020-04-25 20:20:24 C 09 51 52.67 -03 22 27.4 V L65
2020-04-25 20:21:26 C 09 51 53.60 -03 22 17.6 c B06
2020-04-25 20:23:43 C 09 51 54.29 -03 22 48.7 V K22
2020-04-25 20:25:17 C 09 51 55.45 -03 23 05.0 c B06
2020-04-25 20:29:09 C 09 51 57.27 -03 23 52.2 c B06
2020-04-25 20:33:00 C 09 51 59.12 -03 24 39.9 c B06
2020-04-25 20:35:57 C 09 52 00.07 -03 25 18.0 V K22
2020-04-25 20:37:15 C 09 52 01.06 -03 25 31.0 c B06
2020-04-25 20:41:08 C 09 52 02.89 -03 26 18.0 c B06
2020-04-25 20:41:44 C 09 52 04.08 -03 26 50.3 V Z99
2020-04-25 20:44:36 C 09 52 04.51 -03 27 00.0 c B06
2020-04-25 20:46:10 C 09 52 06.23 -03 27 44.5 V Z99
2020-04-25 20:50:37 C 09 52 08.36 -03 28 39.0 V Z99
2020-04-25 20:54:59 C 09 52 10.45 -03 29 32.2 V Z99
2020-04-25 20:59:21 C 09 52 12.56 -03 30 25.9 V Z99
2020-04-25 21:02:44 C 09 52 14.16 -03 31 06.8 V Z99
2020-04-25 21:03:46 C 09 52 13.50 -03 30 50.8 V C35
2020-04-25 21:04:24 C 09 52 13.82 -03 30 58.9 V C35
2020-04-25 21:05:00 C 09 52 14.10 -03 31 06.2 V C35
2020-04-25 21:05:37 C 09 52 14.41 -03 31 14.0 V C35
2020-04-25 21:49:54 C 09 52 35.68 -03 40 33.5 V L40
2020-04-25 21:54:34 C 09 52 37.94 -03 41 30.5 V L40
2020-04-25 22:12:16 C 09 52 45.40 -03 44 52.2 V L39
2020-04-25 22:13:54 C 09 52 49.04 -03 44 37.0 q G40
2020-04-25 22:14:07 C 09 52 46.28 -03 45 15.0 V L39
2020-04-25 22:14:59 C 09 52 49.54 -03 44 50.2 q G40
2020-04-25 22:16:06 C 09 52 50.06 -03 45 03.7 q G40
2020-04-25 22:16:08 C 09 52 47.31 -03 45 40.1 V L39
2020-04-25 22:17:12 C 09 52 50.58 -03 45 17.2 q G40
2020-04-25 22:53:53 C 09 53 07.87 -03 52 47.1 q G40
2020-04-25 22:54:59 C 09 53 08.39 -03 53 00.6 q G40
2020-04-25 22:56:05 C 09 53 08.92 -03 53 14.3 q G40
2020-04-25 22:57:12 C 09 53 09.43 -03 53 28.0 q G40
2020-04-26 02:10:35 C 09 54 55.24 -04 33 42.4 q H45
2020-04-26 02:12:00 C 09 54 55.91 -04 34 00.2 q H45
2020-04-26 02:18:47 C 09 54 59.16 -04 35 24.5 q H45
2020-04-26 02:19:34 C 09 54 59.52 -04 35 34.4 q H45
2020-04-26 02:20:43 C 09 55 00.08 -04 35 48.6 q H45
2020-04-26 03:15:56 C 09 55 29.33 -04 47 07.1 V V16
2020-04-26 03:18:00 C 09 55 30.32 -04 47 32.7 V V16
2020-04-26 03:20:10 C 09 55 31.34 -04 48 00.0 V V16
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)