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
2019-12-25 01:09:15 C 08 57 00.96 +30 24 58.1 V Z32
2019-12-25 01:11:24 C 08 57 01.00 +30 24 58.9 V Z32
2019-12-27 00:37:13 C 08 57 50.49 +30 42 54.0 V Z32
2019-12-27 00:38:40 C 08 57 50.51 +30 42 54.6 V Z32
2019-12-27 00:39:52 C 08 57 50.53 +30 42 55.2 V Z32
2019-12-27 00:41:08 C 08 57 50.55 +30 42 55.6 V Z32
2019-12-27 00:43:08 C 08 57 50.57 +30 42 56.4 V Z32
2019-12-27 00:45:09 C 08 57 50.60 +30 42 57.2 V Z32
2019-12-27 00:47:18 C 08 57 50.63 +30 42 58.0 V Z32
2019-12-27 00:51:19 C 08 57 50.68 +30 42 59.7 V Z32
2019-12-27 00:52:32 C 08 57 50.69 +30 43 00.1 V Z32
2019-12-27 00:53:47 C 08 57 50.71 +30 43 00.6 V Z32
2019-12-27 00:55:46 C 08 57 50.74 +30 43 01.5 V Z32
2019-12-27 00:57:48 C 08 57 50.77 +30 43 02.3 V Z32
2019-12-27 00:59:56 C 08 57 50.79 +30 43 03.1 V Z32
2019-12-27 01:02:31 C 08 57 50.82 +30 43 04.1 V Z32
2019-12-27 01:03:57 C 08 57 50.84 +30 43 04.7 V Z32
2019-12-27 01:06:26 C 08 57 50.88 +30 43 05.7 V Z32
2019-12-27 01:08:26 C 08 57 50.90 +30 43 06.5 V Z32
2019-12-27 01:10:27 C 08 57 50.93 +30 43 07.3 V Z32
2019-12-27 01:12:35 C 08 57 50.96 +30 43 08.1 V Z32
2019-12-27 01:55:39 C 08 57 51.52 +30 43 25.1 V Z32
2019-12-27 01:57:05 C 08 57 51.53 +30 43 25.8 V Z32
2019-12-27 01:58:18 C 08 57 51.54 +30 43 26.2 V Z32
2019-12-27 01:59:34 C 08 57 51.56 +30 43 26.7 V Z32
2019-12-27 02:01:36 C 08 57 51.59 +30 43 27.5 V Z32
2019-12-27 02:03:38 C 08 57 51.62 +30 43 28.4 V Z32
2019-12-27 02:08:22 C 08 57 51.67 +30 43 30.1 V Z32
2019-12-27 02:09:48 C 08 57 51.69 +30 43 30.8 V Z32
2019-12-27 02:11:01 C 08 57 51.71 +30 43 31.3 V Z32
2019-12-27 02:12:17 C 08 57 51.72 +30 43 31.7 V Z32
2019-12-27 02:14:16 C 08 57 51.75 +30 43 32.5 V Z32
2019-12-27 02:16:18 C 08 57 51.77 +30 43 33.3 V Z32
2019-12-27 02:18:27 C 08 57 51.80 +30 43 34.1 V Z32
2019-12-27 02:22:28 C 08 57 51.85 +30 43 35.7 V Z32
2019-12-27 02:23:42 C 08 57 51.86 +30 43 36.2 V Z32
2019-12-27 02:26:58 C 08 57 51.91 +30 43 37.5 V Z32
2019-12-27 02:28:59 C 08 57 51.93 +30 43 38.3 V Z32
2019-12-27 02:31:08 C 08 57 51.96 +30 43 39.2 V Z32
2019-12-28 04:11:44 C 08 58 14.50 +30 53 48.5 V 160
2019-12-28 04:14:25 C 08 58 14.50 +30 53 50.6 V 160
2019-12-28 04:17:05 C 08 58 14.67 +30 53 50.4 V 160
2019-12-29 00:28:31 C 08 58 31.66 +31 02 06.1 V Z32
2019-12-29 00:29:58 C 08 58 31.67 +31 02 06.7 V Z32
2019-12-29 00:31:10 C 08 58 31.69 +31 02 07.2 V Z32
2019-12-29 00:32:26 C 08 58 31.70 +31 02 07.7 V Z32
2019-12-29 00:34:25 C 08 58 31.72 +31 02 08.6 V Z32
2019-12-29 00:36:26 C 08 58 31.74 +31 02 09.5 V Z32
2019-12-29 00:38:35 C 08 58 31.76 +31 02 10.4 V Z32
2019-12-29 00:41:10 C 08 58 31.79 +31 02 11.4 V Z32
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)