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
2020-04-11 21:29:11 C 08 18 15.38 +31 02 31.3 q G07
2020-04-11 21:29:49 C 08 18 13.92 +31 02 10.5 V C40
2020-04-11 21:30:41 C 08 18 14.05 +31 02 07.8 V C40
2020-04-11 21:30:58 n 08 18 16.50 +31 02 14.4 q Z92
2020-04-11 21:31:33 C 08 18 14.16 +31 02 05.7 V C40
2020-04-11 21:39:12 C 08 18 16.69 +31 02 04.8 q G07
2020-04-11 21:44:30 C 08 18 15.96 +31 01 30.6 V C40
2020-04-11 21:45:59 n 08 18 18.42 +31 01 34.8 q Z92
2020-04-11 21:47:48 n 08 18 18.66 +31 01 30.0 q Z92
2020-04-11 21:49:13 C 08 18 17.95 +31 01 37.1 q G07
2020-04-11 21:54:01 C 08 18 17.29 +31 01 04.9 V C40
2020-04-11 21:56:37 C 08 18 17.65 +31 00 57.8 V C40
2020-04-11 22:00:58 n 08 18 20.37 +31 00 55.2 q Z92
2020-04-11 22:02:45 n 08 18 20.59 +31 00 50.4 q Z92
2020-04-12 00:09:05 C 08 18 41.09 +30 55 51.5 q I15
2020-04-12 00:12:21 C 08 18 41.49 +30 55 42.9 q I15
2020-04-12 00:15:36 C 08 18 41.88 +30 55 34.5 q I15
2020-04-12 06:04:33 C 08 19 28.03 +30 40 14.4 V H06
2020-04-12 06:07:07 C 08 19 28.36 +30 40 07.6 V H06
2020-04-12 06:09:46 C 08 19 28.69 +30 40 00.1 V H06
2020-04-12 06:12:19 C 08 19 29.05 +30 39 53.0 V H06
2020-04-12 06:14:56 C 08 19 29.42 +30 39 45.5 V H06
2020-04-12 06:16:22 C 08 19 29.60 +30 39 41.6 V H06
2020-04-12 06:17:47 C 08 19 29.79 +30 39 37.4 V H06
2020-04-12 06:20:21 C 08 19 30.13 +30 39 30.4 V H06
2020-04-12 06:22:59 C 08 19 30.50 +30 39 22.7 V H06
2020-04-12 06:25:36 C 08 19 30.87 +30 39 15.3 V H06
2020-04-12 06:28:14 C 08 19 31.22 +30 39 08.1 V H06
2020-04-12 06:30:40 C 08 19 35.23 +30 39 44.2 V T05
2020-04-12 06:40:22 C 08 19 36.38 +30 39 17.9 V T05
2020-04-12 06:47:54 C 08 19 37.28 +30 38 57.4 V T05
2020-04-12 07:02:54 C 08 19 39.08 +30 38 16.4 V T05
2020-04-12 16:59:43 C 08 21 10.40 +30 10 41.0 V C40
2020-04-12 17:00:34 C 08 21 10.51 +30 10 38.6 V C40
2020-04-12 17:01:26 C 08 21 10.62 +30 10 36.1 V C40
2020-04-12 17:02:17 C 08 21 10.74 +30 10 33.7 V C40
2020-04-12 17:03:09 C 08 21 10.85 +30 10 31.3 V C40
2020-04-12 17:14:24 C 08 21 12.30 +30 09 59.8 V C40
2020-04-12 17:16:09 C 08 21 12.53 +30 09 55.0 V C40
2020-04-12 17:29:59 C 08 21 14.33 +30 09 15.9 V C40
2020-04-12 17:30:51 C 08 21 14.45 +30 09 13.6 V C40
2020-04-12 17:43:48 C 08 21 16.14 +30 08 37.0 V C40
2020-04-12 17:44:39 C 08 21 16.26 +30 08 34.4 V C40
2020-04-12 17:45:31 C 08 21 16.37 +30 08 32.0 V C40
2020-04-12 17:59:23 C 08 21 18.19 +30 07 52.7 V C40
2020-04-12 18:01:08 C 08 21 18.42 +30 07 47.6 V C40
2020-04-12 18:02:00 C 08 21 18.53 +30 07 45.3 V C40
2020-04-12 18:14:37 C 08 21 20.21 +30 07 09.3 V C40
2020-04-12 18:15:29 C 08 21 20.32 +30 07 06.7 V C40
2020-04-12 18:16:22 C 08 21 20.43 +30 07 04.3 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)