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
2020-03-12 04:29:51 C 07 44 47.61 +42 57 51.4 V V93
2020-03-12 06:18:44 C 07 44 44.30 +42 57 16.9 V V93
2020-03-12 06:18:44 C 07 44 44.30 +42 57 17.0 V V93
2020-03-12 08:04:02 C 07 44 43.31 +42 57 11.7 V T05
2020-03-12 08:08:39 C 07 44 43.15 +42 57 10.4 V T05
2020-03-12 08:17:31 C 07 44 42.84 +42 57 07.7 V T05
2020-03-12 08:33:23 C 07 44 42.29 +42 57 02.9 V T05
2020-03-12 16:24:12 C 07 44 35.17 +42 54 44.4 V C40
2020-03-12 16:25:05 C 07 44 35.15 +42 54 44.3 V C40
2020-03-12 16:25:11 C 07 44 34.33 +42 55 00.7 14.8 q C97
2020-03-12 16:26:49 C 07 44 35.10 +42 54 43.9 V C40
2020-03-12 16:26:51 C 07 44 34.25 +42 55 00.1 14.8 q C97
2020-03-12 16:27:40 C 07 44 35.07 +42 54 43.7 V C40
2020-03-12 16:28:32 C 07 44 34.20 +42 54 59.7 14.8 q C97
2020-03-12 16:30:13 C 07 44 34.13 +42 54 59.2 14.8 q C97
2020-03-12 16:32:00 C 07 44 34.94 +42 54 42.7 V C40
2020-03-12 16:35:28 C 07 44 34.83 +42 54 41.8 V C40
2020-03-12 16:36:19 C 07 44 34.81 +42 54 41.6 V C40
2020-03-12 16:43:14 C 07 44 34.60 +42 54 39.9 V C40
2020-03-12 16:44:57 C 07 44 34.54 +42 54 39.4 V C40
2020-03-12 16:48:25 C 07 44 34.44 +42 54 38.6 V C40
2020-03-12 16:50:09 C 07 44 34.39 +42 54 38.2 V C40
2020-03-12 16:51:02 C 07 44 34.36 +42 54 38.0 V C40
2020-03-12 16:58:48 C 07 44 34.12 +42 54 36.0 V C40
2020-03-12 17:22:47 C 07 44 33.38 +42 54 30.0 V C40
2020-03-12 17:23:39 C 07 44 33.36 +42 54 29.7 V C40
2020-03-12 17:26:13 C 07 44 33.28 +42 54 29.0 V C40
2020-03-12 17:26:57 C 07 44 32.20 +42 54 43.3 14.7 q C97
2020-03-12 17:29:08 C 07 44 31.94 +42 54 41.9 14.8 q C97
2020-03-12 17:30:33 C 07 44 33.14 +42 54 27.9 V C40
2020-03-12 17:31:19 C 07 44 32.02 +42 54 41.9 14.8 q C97
2020-03-12 17:32:16 C 07 44 33.09 +42 54 27.5 V C40
2020-03-12 17:33:31 C 07 44 31.96 +42 54 41.3 14.7 q C97
2020-03-12 17:35:45 C 07 44 31.90 +42 54 40.6 14.7 q C97
2020-03-12 17:35:45 C 07 44 32.98 +42 54 26.6 V C40
2020-03-12 17:36:36 C 07 44 32.96 +42 54 26.3 V C40
2020-03-12 17:37:58 C 07 44 31.81 +42 54 40.5 14.7 q C97
2020-03-12 17:40:10 C 07 44 31.76 +42 54 39.5 14.7 q C97
2020-03-12 17:42:22 C 07 44 31.69 +42 54 38.8 14.7 q C97
2020-03-12 18:14:17 C 07 44 31.80 +42 54 16.0 V C40
2020-03-12 18:16:50 C 07 44 31.72 +42 54 15.3 V C40
2020-03-12 18:18:23 C 07 44 31.67 +42 54 14.9 V C40
2020-03-12 18:19:55 C 07 44 31.63 +42 54 14.5 V C40
2020-03-12 18:25:06 C 07 44 31.47 +42 54 13.1 V C40
2020-03-12 18:27:43 C 07 44 31.39 +42 54 12.3 V C40
2020-03-12 18:30:18 C 07 44 31.31 +42 54 11.5 V C40
2020-03-12 18:37:14 C 07 44 31.10 +42 54 09.6 V C40
2020-03-12 18:38:05 C 07 44 31.07 +42 54 09.3 V C40
2020-03-12 18:39:48 C 07 44 31.02 +42 54 08.8 V C40
2020-03-12 18:41:32 C 07 44 30.96 +42 54 08.3 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)