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
2020-04-29 13:45:33 C 10 46 52.96 -23 26 43.7 q Q21
2020-04-29 13:46:36 C 10 46 53.67 -23 26 58.1 q Q21
2020-04-29 13:47:39 C 10 46 54.40 -23 27 12.3 q Q21
2020-04-29 13:48:42 C 10 46 55.12 -23 27 26.6 q Q21
2020-04-29 13:49:43 C 10 46 55.85 -23 27 40.7 q Q21
2020-04-29 13:50:46 C 10 46 56.56 -23 27 55.1 q Q21
2020-04-29 13:51:48 C 10 46 57.28 -23 28 08.9 q Q21
2020-04-29 13:52:51 C 10 46 58.00 -23 28 23.1 q Q21
2020-04-29 13:53:53 C 10 46 58.72 -23 28 37.1 q Q21
2020-04-29 13:54:55 C 10 46 59.43 -23 28 51.6 q Q21
2020-04-29 13:55:58 C 10 47 00.17 -23 29 05.7 q Q21
2020-04-29 13:57:00 C 10 47 00.89 -23 29 20.5 q Q21
2020-04-29 13:58:03 C 10 47 01.60 -23 29 34.6 q Q21
2020-04-29 13:59:07 C 10 47 02.33 -23 29 49.0 q Q21
2020-04-29 17:11:48 C 10 49 30.49 -24 14 10.4 q M43
2020-04-29 17:19:57 C 10 49 36.02 -24 16 02.6 q M43
2020-04-29 17:28:35 C 10 49 41.89 -24 18 01.4 q M43
2020-04-29 17:38:04 C 10 49 48.35 -24 20 11.3 q M43
2020-04-29 17:44:57 C 10 49 53.05 -24 21 45.9 q M43
2020-04-29 19:31:31 C 10 51 16.63 -24 46 55.3 V K41
2020-04-29 19:41:55 C 10 51 23.89 -24 49 19.3 V K41
2020-04-29 20:24:19 C 10 51 53.44 -24 59 00.2 V K41
2020-04-29 20:32:02 C 10 51 58.92 -25 00 47.1 V K41
2020-05-03 00:25:20 C 11 55 26.28 -40 26 26.1 q Y00
2020-05-03 00:27:43 C 11 55 28.29 -40 26 50.1 q Y00
2020-05-03 00:29:19 C 11 55 29.63 -40 27 06.3 q Y00
2020-05-04 00:03:37 C 12 17 21.33 -44 07 59.1 q Y00
2020-05-04 00:05:09 C 12 17 22.68 -44 08 12.3 q Y00
2020-05-04 00:06:55 C 12 17 24.21 -44 08 27.8 q Y00
2020-05-10 00:24:19 C 14 24 47.10 -55 04 42.0 q 834
2020-05-10 00:58:24 C 14 25 10.89 -55 05 42.4 q 834
2020-05-31 03:38:09 C 16 58 00.03 -51 27 24.5 q Y16
2020-05-31 03:57:13 C 16 58 01.31 -51 27 09.2 q Y16
2020-05-31 04:16:35 C 16 58 02.60 -51 26 53.3 q Y16
2020-06-14 01:28:19 C 17 15 48.37 -47 20 21.5 q 834
2020-06-14 02:03:20 C 17 15 49.13 -47 19 58.4 q 834
2020-06-17 09:19:35 C 17 18 08.91 -46 25 25.1 V T05
2020-06-17 09:22:13 C 17 18 08.95 -46 25 23.3 V T05
2020-06-17 09:29:31 C 17 18 09.07 -46 25 18.4 V T05
2020-06-17 09:30:11 C 17 18 09.03 -46 25 17.5 V T05
2020-06-17 09:34:50 C 17 18 09.11 -46 25 14.5 V T05
2020-06-17 09:38:08 C 17 18 09.20 -46 25 12.5 V T05
2020-06-29 09:35:01 C 17 25 23.03 -43 17 53.6 V T05
2020-06-29 09:40:58 C 17 25 23.14 -43 17 49.8 V T05
2020-06-29 09:58:09 C 17 25 23.42 -43 17 39.3 V T05
2020-07-01 07:30:57 C 17 26 34.53 -42 50 01.6 V T08
2020-07-01 07:33:36 C 17 26 34.58 -42 50 00.0 V T08
2020-07-01 08:03:08 C 17 26 35.12 -42 49 43.0 V T08
2020-07-09 09:22:05 C 17 31 56.76 -40 59 17.0 V T08
2020-07-09 09:26:44 C 17 31 56.87 -40 59 14.2 V T08
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)