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
2020-03-17 19:00:41 C 07 43 15.61 +42 13 02.1 14.3 r 238
2020-03-17 19:06:00 C 07 43 15.59 +42 13 12.1 V 160
2020-03-17 19:09:13 C 07 43 15.56 +42 13 10.9 V 160
2020-03-17 19:09:51 C 07 43 14.18 +42 13 07.6 V C40
2020-03-17 19:10:43 C 07 43 14.17 +42 13 07.1 V C40
2020-03-17 19:12:20 C 07 43 15.52 +42 13 09.5 V 160
2020-03-17 19:12:25 C 07 43 14.16 +42 13 06.4 V C40
2020-03-17 19:13:17 C 07 43 14.14 +42 13 06.0 V C40
2020-03-17 19:14:09 C 07 43 14.14 +42 13 05.5 V C40
2020-03-17 19:22:34 C 07 43 15.39 +42 12 53.1 14.3 r 238
2020-03-17 19:38:26 C 07 43 13.87 +42 12 54.2 V C40
2020-03-17 19:45:01 C 07 43 15.16 +42 12 43.7 14.4 r 238
2020-03-17 20:13:22 C 07 43 15.01 +42 12 38.4 V C23
2020-03-17 20:18:18 C 07 43 14.93 +42 12 36.3 V C23
2020-03-17 20:21:27 C 07 43 14.86 +42 12 35.0 V K85
2020-03-17 21:54:22 C 07 43 13.85 +42 11 53.2 V C23
2020-03-17 21:59:18 C 07 43 13.79 +42 11 50.9 V C23
2020-03-17 22:04:14 C 07 43 13.74 +42 11 48.5 V C23
2020-03-17 22:39:50 C 07 43 13.38 +42 11 31.8 V K85
2020-03-18 01:13:24 S 07 43 15.53 +42 10 37.4 L C51
2020-03-18 01:52:14 C 07 43 12.57 +42 09 56.2 V C23
2020-03-18 01:57:11 C 07 43 12.57 +42 09 53.9 V C23
2020-03-18 04:21:44 S 07 43 15.49 +42 09 17.5 L C51
2020-03-18 07:30:13 S 07 43 15.54 +42 07 56.2 L C51
2020-03-18 10:37:49 S 07 43 15.67 +42 06 37.5 L C51
2020-03-18 12:01:03 C 07 43 14.66 +42 06 07.2 q P87
2020-03-18 12:04:33 C 07 43 14.60 +42 06 05.5 q P87
2020-03-18 12:08:03 C 07 43 14.56 +42 06 03.9 q P87
2020-03-18 12:12:36 S 07 43 15.80 +42 05 54.2 L C51
2020-03-18 13:46:07 S 07 43 15.91 +42 05 15.3 L C51
2020-03-18 15:21:07 S 07 43 16.09 +42 04 31.0 L C51
2020-03-18 16:40:48 C 07 43 15.27 +42 04 12.3 14.6 q C97
2020-03-18 16:42:29 C 07 43 15.25 +42 04 11.5 14.6 q C97
2020-03-18 16:44:11 C 07 43 15.23 +42 04 10.9 14.6 q C97
2020-03-18 16:45:52 C 07 43 15.07 +42 04 09.4 14.4 q C97
2020-03-18 16:55:11 S 07 43 16.26 +42 03 49.6 L C51
2020-03-18 17:03:10 C 07 43 14.97 +42 04 01.9 14.6 q C97
2020-03-18 17:04:51 C 07 43 14.92 +42 04 01.4 14.6 q C97
2020-03-18 17:06:32 C 07 43 14.90 +42 04 00.1 14.6 q C97
2020-03-18 17:08:13 C 07 43 14.89 +42 03 59.4 14.6 q C97
2020-03-18 18:27:42 C 07 43 16.68 +42 03 08.9 a 233
2020-03-18 18:29:26 S 07 43 16.45 +42 03 07.5 L C51
2020-03-18 18:33:48 C 07 43 16.62 +42 03 06.3 a 233
2020-03-18 18:39:22 C 07 43 16.55 +42 03 03.9 a 233
2020-03-18 18:44:55 C 07 43 16.50 +42 03 01.5 a 233
2020-03-18 18:50:29 C 07 43 16.44 +42 02 59.1 a 233
2020-03-18 18:56:02 C 07 43 16.38 +42 02 56.6 a 233
2020-03-18 19:20:07 C 07 43 14.77 +42 02 42.2 V C40
2020-03-18 19:25:18 C 07 43 14.73 +42 02 39.8 V C40
2020-03-18 19:27:02 C 07 43 14.72 +42 02 38.8 V C40
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)