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
2009-03-06 06:32:43 C 15 31 14.23 +00 53 16.5 r H26
2009-03-06 06:33:27 C 15 31 14.52 +00 53 14.5 r H26
2009-03-06 06:34:11 C 15 31 14.71 +00 53 12.8 r H26
2009-03-06 06:34:56 C 15 31 14.96 +00 53 10.6 r H26
2009-03-06 06:35:40 C 15 31 15.20 +00 53 08.6 r H26
2009-03-06 06:36:24 C 15 31 15.42 +00 53 07.0 r H26
2009-03-06 06:37:09 C 15 31 15.67 +00 53 05.3 r H26
2009-03-06 06:37:54 C 15 31 15.90 +00 53 03.6 r H26
2009-03-06 06:38:38 C 15 31 16.15 +00 53 01.7 r H26
2009-03-06 06:39:23 C 15 31 16.36 +00 52 59.5 r H26
2009-03-06 06:40:07 C 15 31 16.60 +00 52 57.9 r H26
2009-03-06 06:40:52 C 15 31 16.83 +00 52 55.7 r H26
2009-03-06 06:41:36 C 15 31 17.10 +00 52 54.1 r H26
2009-03-06 06:42:21 C 15 31 17.31 +00 52 52.2 r H26
2009-03-06 06:43:05 C 15 31 17.56 +00 52 50.4 r H26
2009-03-07 04:58:41 C 15 38 27.94 -00 03 44.1 o B75
2009-03-07 05:02:30 C 15 38 29.16 -00 03 53.7 o B75
2009-03-07 05:04:13 C 15 38 29.70 -00 03 57.9 o B75
2009-03-08 04:53:00 C 15 46 14.53 -01 05 07.3 o B75
2009-03-08 04:55:44 C 15 46 15.38 -01 05 14.2 o B75
2009-03-08 04:56:54 C 15 46 15.76 -01 05 17.4 o B75
2009-04-05 18:42:02 C 18 54 30.74 -23 30 59.9 r E16
2009-04-05 18:43:42 C 18 54 31.04 -23 31 01.7 r E16
2009-04-05 18:45:20 C 18 54 31.35 -23 31 03.5 r E16
2009-04-05 18:47:02 C 18 54 31.65 -23 31 05.3 r E16
2009-04-05 18:48:48 C 18 54 31.99 -23 31 07.3 r E16
2009-04-05 18:50:29 C 18 54 32.30 -23 31 09.1 r E16
2009-04-12 05:58:18 C 19 21 59.37 -25 54 44.8 r I21
2009-04-12 06:03:47 C 19 22 00.35 -25 54 49.5 r I21
2009-04-12 06:18:31 C 19 22 02.62 -25 55 01.5 r I21
2009-04-12 06:23:45 C 19 22 03.40 -25 55 06.2 r I21
2009-04-30 16:42:14 C 20 14 28.39 -30 14 29.5 r E12
2009-04-30 17:06:44 C 20 14 30.21 -30 14 41.6 r E12
2009-04-30 17:19:01 C 20 14 31.13 -30 14 47.6 r E12
2009-05-03 09:08:15 C 20 19 19.94 -30 43 32.0 r I21
2009-05-03 09:14:20 C 20 19 20.34 -30 43 34.5 r I21
2009-05-03 09:20:57 C 20 19 20.79 -30 43 37.5 r I21
2009-05-03 15:46:05 C 20 19 49.11 -30 46 23.0 r E12
2009-05-03 16:01:38 C 20 19 50.13 -30 46 30.6 r E12
2009-05-03 16:17:15 C 20 19 51.14 -30 46 38.1 r E12
2009-05-10 06:52:33 C 20 28 59.74 -31 54 42.3 r I21
2009-05-10 07:05:55 C 20 29 00.27 -31 54 48.9 r I21
2009-06-22 15:59:56 C 20 02 34.33 -38 06 29.2 r E12
2009-06-22 16:23:19 C 20 02 32.38 -38 06 32.4 r E12
2009-06-22 16:46:55 C 20 02 30.37 -38 06 35.7 r E12
2009-06-28 05:29:22 C 19 52 02.07 -38 18 58.0 r I21
2009-06-28 05:36:42 C 19 52 01.35 -38 18 58.7 r I21
2009-06-28 07:16:30 C 19 51 53.00 -38 19 02.7 r I21
2009-07-09 02:41:46 C 19 32 19.86 -38 05 23.7 r I21
2009-07-09 02:52:11 C 19 32 19.09 -38 05 22.3 r I21
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)