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
2014-09-19 10:43:28 C 01 43 20.509 +09 35 40.64 L F51
2014-09-19 10:52:23 C 01 43 20.248 +09 35 39.54 L F51
2014-09-19 10:59:38 C 01 43 20.023 +09 35 38.37 L F51
2014-09-29 12:37:17 C 01 35 31.116 +08 57 15.02 L F51
2014-09-29 13:26:42 C 01 35 29.347 +08 57 06.28 L F51
2014-10-24 05:57:51 C 01 13 24.37 +07 05 13.2 q G96
2014-10-24 06:10:22 C 01 13 23.84 +07 05 10.2 q G96
2014-10-24 06:21:08 C 01 13 23.46 +07 05 08.8 q G96
2014-10-24 06:31:53 C 01 13 23.08 +07 05 07.2 q G96
2014-10-25 11:07:18 C 01 12 20.027 +06 59 46.22 L F51
2014-10-25 11:24:53 C 01 12 19.386 +06 59 42.85 L F51
2014-10-25 12:00:12 C 01 12 18.057 +06 59 36.42 L F51
2014-11-18 03:39:37 C 00 54 51.85 +05 32 08.7 q G96
2014-11-18 03:48:23 C 00 54 51.60 +05 32 06.3 q G96
2014-11-18 03:57:05 C 00 54 51.40 +05 32 07.2 q G96
2014-11-18 04:05:50 C 00 54 51.20 +05 32 05.5 q G96
2015-09-23 12:51:10 C 04 58 05.102 +26 06 12.17 L F51
2015-09-23 13:06:56 C 04 58 05.339 +26 06 13.86 L F51
2015-09-23 13:22:44 C 04 58 05.569 +26 06 15.67 L F51
2015-09-23 13:38:38 C 04 58 05.801 +26 06 17.53 L F51
2015-11-09 10:01:52 C 04 45 41.63 +27 42 24.3 R G45
2015-11-09 10:36:32 C 04 45 40.15 +27 42 24.8 R G45
2015-11-09 10:46:51 C 04 45 39.75 +27 42 25.8 R G45
2015-11-09 10:56:40 C 04 45 39.31 +27 42 25.9 R G45
2015-11-12 09:07:21 C 04 42 37.22 +27 44 45.8 q G96
2015-11-12 09:13:15 C 04 42 36.96 +27 44 45.9 q G96
2015-11-12 09:19:08 C 04 42 36.68 +27 44 46.2 q G96
2015-11-12 09:25:02 C 04 42 36.42 +27 44 46.2 q G96
2015-11-13 09:55:22 C 04 41 29.11 +27 45 22.6 R G45
2015-11-13 09:55:54 C 04 41 29.09 +27 45 22.9 R G45
2015-11-13 10:03:49 C 04 41 28.72 +27 45 23.0 R G45
2015-11-13 10:04:21 C 04 41 28.66 +27 45 23.0 R G45
2015-11-13 10:12:18 C 04 41 28.32 +27 45 22.7 R G45
2015-11-13 10:12:50 C 04 41 28.29 +27 45 23.1 R G45
2015-11-13 10:21:02 C 04 41 27.86 +27 45 23.5 R G45
2015-11-13 10:21:08 C 04 41 27.89 +27 45 23.0 R G45
2015-11-20 06:30:15 C 04 33 15.00 +27 46 32.7 q 703
2015-11-20 06:38:14 C 04 33 14.70 +27 46 32.0 q 703
2015-11-20 06:46:13 C 04 33 14.27 +27 46 31.9 q 703
2015-11-20 11:20:06 C 04 32 59.19 +27 46 28.8 q G96
2015-11-20 11:23:17 C 04 32 59.00 +27 46 28.8 q G96
2015-11-20 11:26:28 C 04 32 58.82 +27 46 28.7 q G96
2015-11-20 11:29:38 C 04 32 58.66 +27 46 28.7 q G96
2015-12-03 07:20:43 C 04 15 08.31 +27 32 49.0 q G96
2015-12-03 07:26:36 C 04 15 07.93 +27 32 48.6 q G96
2015-12-03 07:32:27 C 04 15 07.57 +27 32 48.0 q G96
2015-12-03 07:38:20 C 04 15 07.20 +27 32 47.5 q G96
2015-12-05 04:40:27 C 04 12 23.24 +27 29 01.6 N I41
2015-12-05 05:20:34 C 04 12 20.76 +27 28 58.1 N I41
2015-12-06 05:48:02 C 04 10 51.41 +27 26 45.0 N I41
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)