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
2020-02-07 20:10:08 C 08 31 38.57 +40 31 21.5 V C23
2020-02-07 20:14:46 C 08 31 38.25 +40 31 24.3 V C23
2020-02-07 20:19:58 C 08 31 37.87 +40 31 27.3 V C23
2020-02-09 06:17:13 C 08 29 18.46 +40 50 21.3 U I41
2020-02-09 06:20:43 C 08 29 18.20 +40 50 23.2 U I41
2020-02-09 06:22:05 C 08 29 18.09 +40 50 23.9 U I41
2020-02-09 16:36:23 C 08 28 36.66 +40 55 43.1 V C40
2020-02-09 16:47:15 C 08 28 35.87 +40 55 49.4 V C40
2020-02-09 16:49:56 C 08 28 35.67 +40 55 51.0 V C40
2020-02-09 17:27:27 C 08 28 32.90 +40 56 12.5 V C40
2020-02-09 17:37:24 C 08 28 32.16 +40 56 18.1 V C40
2020-02-09 18:12:56 C 08 28 29.51 +40 56 38.2 V C40
2020-02-09 18:22:00 C 08 28 28.83 +40 56 43.3 V C40
2020-02-09 18:27:25 C 08 28 28.42 +40 56 46.4 V C40
2020-02-09 18:38:15 C 08 28 27.61 +40 56 52.5 V C40
2020-02-10 16:19:56 C 08 26 57.27 +41 08 10.4 V C40
2020-02-10 16:21:44 C 08 26 57.14 +41 08 11.4 V C40
2020-02-10 16:40:42 C 08 26 55.73 +41 08 22.0 V C40
2020-02-10 17:22:28 C 08 26 52.62 +41 08 45.3 V C40
2020-02-10 17:35:07 C 08 26 51.67 +41 08 52.3 V C40
2020-02-10 18:09:19 C 08 26 49.08 +41 09 11.0 V C40
2020-02-10 18:17:51 C 08 26 48.44 +41 09 15.7 V C40
2020-02-10 18:22:58 C 08 26 48.05 +41 09 18.5 V C40
2020-02-10 18:25:16 C 08 26 47.87 +41 09 19.7 V C40
2020-02-11 00:21:15 C 08 26 21.51 +41 12 20.6 V Z80
2020-02-11 00:32:20 C 08 26 20.68 +41 12 25.9 V Z80
2020-02-11 00:47:17 C 08 26 19.50 +41 12 33.1 V Z80
2020-02-13 16:49:36 C 08 21 46.57 +41 43 37.2 V C40
2020-02-13 16:52:19 C 08 21 46.36 +41 43 38.5 V C40
2020-02-13 17:03:09 C 08 21 45.52 +41 43 43.9 V C40
2020-02-13 17:25:49 C 08 21 43.76 +41 43 55.2 V C40
2020-02-13 18:00:17 C 08 21 41.07 +41 44 12.1 V C40
2020-02-13 18:23:34 C 08 21 39.24 +41 44 23.4 V C40
2020-02-13 18:27:50 C 08 21 38.90 +41 44 25.5 V C40
2020-02-13 18:29:58 C 08 21 38.73 +41 44 26.5 V C40
2020-02-13 18:37:28 C 08 21 38.14 +41 44 30.1 V C40
2020-02-13 19:20:10 C 08 21 34.75 +41 44 50.1 V C40
2020-02-13 23:50:16 n 08 21 14.30 +41 46 54.4 q 619
2020-02-13 23:51:45 n 08 21 14.19 +41 46 55.0 q 619
2020-02-14 05:06:04 C 08 20 52.50 +41 49 20.8 V 703
2020-02-14 05:13:44 C 08 20 51.89 +41 49 24.4 V 703
2020-02-14 05:21:25 C 08 20 51.26 +41 49 27.9 V 703
2020-02-14 05:29:07 C 08 20 50.64 +41 49 31.5 V 703
2020-02-14 07:36:49 C 08 20 39.80 +41 50 24.2 q H45
2020-02-14 07:38:20 C 08 20 39.67 +41 50 24.8 q H45
2020-02-14 07:39:29 C 08 20 39.58 +41 50 25.3 q H45
2020-02-14 07:41:41 C 08 20 39.40 +41 50 26.2 q H45
2020-02-14 07:43:08 C 08 20 39.29 +41 50 26.8 q H45
2020-02-14 07:44:12 C 08 20 39.20 +41 50 27.3 q H45
2020-02-14 23:58:03 C 08 19 28.90 +41 57 32.3 V 160
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)