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
2020-01-16 22:28:17 C 08 56 33.32 +34 58 48.3 V C23
2020-01-16 22:31:59 C 08 56 33.22 +34 58 50.4 V C23
2020-01-17 21:21:39 C 08 55 59.62 +35 12 59.7 V Z80
2020-01-17 21:38:00 C 08 55 59.18 +35 13 10.8 V Z80
2020-01-17 21:54:41 C 08 55 58.72 +35 13 21.1 V Z80
2020-01-17 22:01:56 C 08 55 58.45 +35 13 26.9 V C23
2020-01-17 22:04:55 C 08 55 58.35 +35 13 28.8 V C23
2020-01-17 22:07:54 C 08 55 58.26 +35 13 30.7 V C23
2020-01-17 22:11:21 C 08 55 58.20 +35 13 32.3 V Z80
2020-01-17 22:17:01 C 08 55 58.06 +35 13 35.5 V Z80
2020-01-17 22:21:20 C 08 55 57.93 +35 13 39.1 V Z80
2020-01-18 10:34:14 C 08 55 38.283 +35 21 29.03 U F52
2020-01-18 10:50:30 C 08 55 37.736 +35 21 39.36 U F52
2020-01-18 11:06:49 C 08 55 37.252 +35 21 49.19 U F52
2020-01-18 11:23:15 C 08 55 36.674 +35 22 00.15 U F52
2020-01-18 22:45:59 C 08 55 18.29 +35 29 00.6 V Z80
2020-01-18 23:02:20 C 08 55 17.75 +35 29 10.8 V Z80
2020-01-18 23:35:40 C 08 55 16.64 +35 29 32.2 V Z80
2020-01-18 23:45:39 C 08 55 16.37 +35 29 39.4 V Z80
2020-01-19 04:07:48 C 08 55 09.70 +35 32 24.3 V U71
2020-01-19 04:12:55 C 08 55 09.59 +35 32 27.8 V U71
2020-01-19 04:18:16 C 08 55 09.38 +35 32 31.7 V U71
2020-01-19 04:52:22 C 08 55 08.34 +35 32 54.4 V U71
2020-01-19 04:57:29 C 08 55 08.17 +35 32 58.5 V U71
2020-01-19 05:02:50 C 08 55 08.02 +35 33 01.0 V U71
2020-01-19 05:29:57 C 08 55 07.19 +35 33 19.7 V U71
2020-01-19 05:35:04 C 08 55 07.03 +35 33 22.6 V U71
2020-01-19 05:40:25 C 08 55 06.84 +35 33 26.1 V U71
2020-01-19 05:58:56 C 08 55 06.11 +35 33 40.0 V I52
2020-01-19 06:07:17 C 08 55 05.94 +35 33 44.7 V U71
2020-01-19 06:10:09 C 08 55 05.74 +35 33 47.4 V I52
2020-01-19 06:12:23 C 08 55 05.76 +35 33 47.9 V U71
2020-01-19 06:14:56 C 08 55 05.58 +35 33 50.5 V I52
2020-01-19 06:17:45 C 08 55 05.63 +35 33 50.6 V U71
2020-01-19 20:33:11 C 08 54 40.34 +35 42 48.6 V C23
2020-01-19 20:38:55 C 08 54 40.15 +35 42 52.5 V C23
2020-01-19 20:43:52 C 08 54 39.99 +35 42 55.8 V C23
2020-01-20 06:39:13 C 08 54 21.41 +35 49 24.5 V 703
2020-01-20 06:47:16 C 08 54 21.12 +35 49 29.7 V 703
2020-01-20 06:54:57 C 08 54 20.86 +35 49 34.6 V 703
2020-01-20 07:02:38 C 08 54 20.64 +35 49 38.5 V 703
2020-01-20 09:48:15 C 08 54 14.17 +35 51 23.3 q H45
2020-01-20 09:49:45 C 08 54 14.11 +35 51 24.4 q H45
2020-01-20 09:51:04 C 08 54 14.06 +35 51 25.2 q H45
2020-01-20 09:52:12 C 08 54 14.02 +35 51 25.9 q H45
2020-01-20 09:53:10 C 08 54 13.98 +35 51 26.5 q H45
2020-01-20 09:54:06 C 08 54 13.95 +35 51 27.0 q H45
2020-01-20 12:23:13 C 08 54 08.95 +35 53 01.1 V G96
2020-01-20 12:31:23 C 08 54 08.65 +35 53 06.2 V G96
2020-01-20 12:39:31 C 08 54 08.38 +35 53 11.2 V G96
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)