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
2019-10-16 10:46:25 C 07 35 52.31 +27 17 28.5 U I41
2019-10-16 10:48:23 C 07 35 52.42 +27 17 28.8 U I41
2019-10-16 10:49:41 C 07 35 52.50 +27 17 28.9 U I41
2019-10-16 10:54:14 C 07 35 52.82 +27 17 28.3 U I41
2019-10-16 10:59:26 C 07 35 53.15 +27 17 28.6 U I41
2019-10-16 11:00:44 C 07 35 53.24 +27 17 28.7 U I41
2019-10-16 11:03:59 C 07 35 53.40 +27 17 28.4 U I41
2019-10-16 11:05:55 C 07 35 53.54 +27 17 28.6 U I41
2019-10-16 11:06:35 C 07 35 53.59 +27 17 28.2 U I41
2019-10-16 11:07:53 C 07 35 53.67 +27 17 28.5 U I41
2019-10-16 11:09:50 C 07 35 53.78 +27 17 28.7 U I41
2019-10-16 11:13:06 C 07 35 54.03 +27 17 28.5 U I41
2019-10-25 10:38:53 C 07 49 38.31 +27 16 58.9 V G96
2019-10-25 10:47:15 C 07 49 38.81 +27 16 58.9 V G96
2019-10-25 10:55:36 C 07 49 39.35 +27 16 59.1 V G96
2019-10-25 11:03:58 C 07 49 39.87 +27 16 59.2 V G96
2019-10-26 02:24:09 C 07 50 37.34 +27 17 01.0 V C95
2019-10-26 02:31:07 C 07 50 37.80 +27 17 00.1 V C95
2019-10-26 02:38:04 C 07 50 38.19 +27 17 00.5 V C95
2019-11-04 08:56:07 C 08 04 09.69 +27 19 26.4 V G96
2019-11-04 09:02:56 C 08 04 10.08 +27 19 26.6 V G96
2019-11-04 09:09:45 C 08 04 10.49 +27 19 26.9 V G96
2019-11-04 09:16:35 C 08 04 10.88 +27 19 27.0 V G96
2019-11-05 08:36:06 C 08 05 33.39 +27 19 56.4 V 703
2019-11-05 08:43:58 C 08 05 33.98 +27 19 57.3 V 703
2019-11-05 08:59:42 C 08 05 35.10 +27 19 57.1 V 703
2019-11-08 14:31:18 C 08 10 05.30 +27 22 06.6 V T05
2019-11-08 14:42:09 C 08 10 05.87 +27 22 06.9 V T05
2019-11-08 14:46:46 C 08 10 06.12 +27 22 07.4 V T05
2019-11-08 15:01:04 C 08 10 06.98 +27 22 07.8 V T05
2019-11-09 13:48:59 C 08 11 25.461 +27 22 53.05 U F51
2019-11-09 14:05:49 C 08 11 26.395 +27 22 53.63 U F51
2019-11-09 14:22:37 C 08 11 27.324 +27 22 54.32 U F51
2019-11-09 14:39:33 C 08 11 28.259 +27 22 55.03 U F51
2019-11-20 14:58:28 C 08 25 52.62 +27 37 31.9 V T05
2019-11-20 15:08:44 C 08 25 53.10 +27 37 32.6 V T05
2019-11-20 15:14:32 C 08 25 53.39 +27 37 33.2 V T05
2019-11-20 15:30:27 C 08 25 54.17 +27 37 34.6 V T05
2019-11-28 13:36:00 C 08 35 14.26 +27 56 43.7 V T05
2019-11-28 13:41:54 C 08 35 14.50 +27 56 43.7 V T05
2019-11-28 13:52:39 C 08 35 14.97 +27 56 45.2 V T05
2019-11-28 14:07:03 C 08 35 15.66 +27 56 47.3 V T05
2019-12-03 12:35:33 C 08 40 32.215 +28 13 29.81 U F52
2019-12-03 12:52:43 C 08 40 32.903 +28 13 32.67 U F52
2019-12-03 13:10:01 C 08 40 33.599 +28 13 35.50 U F52
2019-12-03 13:27:30 C 08 40 34.297 +28 13 38.36 U F52
2019-12-04 14:14:41 C 08 41 36.82 +28 17 40.4 V T08
2019-12-04 14:19:20 C 08 41 36.99 +28 17 41.3 V T08
2019-12-04 14:35:34 C 08 41 37.62 +28 17 44.0 V T08
2019-12-04 14:46:47 C 08 41 38.06 +28 17 45.8 V T08
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)