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
2020-04-10 19:32:07 C 08 14 41.87 +32 05 33.2 V C40
2020-04-10 19:32:59 C 08 14 41.97 +32 05 31.1 V C40
2020-04-10 19:41:55 C 08 14 45.32 +32 05 07.7 V L65
2020-04-10 19:44:13 C 08 14 43.29 +32 05 03.9 V C40
2020-04-10 19:45:58 C 08 14 43.50 +32 04 59.7 V C40
2020-04-10 19:58:55 C 08 14 45.03 +32 04 28.2 V C40
2020-04-10 19:59:43 C 08 14 47.37 +32 04 25.6 V L65
2020-04-10 20:00:40 C 08 14 45.23 +32 04 24.0 V C40
2020-04-10 20:01:32 C 08 14 45.34 +32 04 22.0 V C40
2020-04-10 20:15:21 C 08 14 47.00 +32 03 48.2 V C40
2020-04-10 20:16:14 C 08 14 47.10 +32 03 46.1 V C40
2020-04-10 20:26:50 C 08 14 48.91 +32 02 57.9 q 168
2020-04-10 20:31:10 C 08 14 48.91 +32 03 09.6 V C40
2020-04-10 20:37:24 C 08 14 51.79 +32 03 00.0 V K85
2020-04-10 20:44:59 C 08 14 50.60 +32 02 35.7 V C40
2020-04-10 20:45:52 C 08 14 50.71 +32 02 33.6 V C40
2020-04-10 20:48:29 n 08 14 53.72 +32 02 31.4 q Z92
2020-04-10 20:49:24 C 08 14 53.17 +32 02 31.3 V K85
2020-04-10 20:52:34 n 08 14 54.19 +32 02 21.9 q Z92
2020-04-10 21:00:32 C 08 14 52.52 +32 01 57.6 V C40
2020-04-10 21:02:17 C 08 14 52.74 +32 01 53.3 V C40
2020-04-10 21:13:40 C 08 14 55.29 +32 01 40.4 V 160
2020-04-10 21:14:23 C 08 14 54.25 +32 01 23.4 V C40
2020-04-10 21:16:06 C 08 14 54.48 +32 01 19.2 V C40
2020-04-10 21:16:34 C 08 14 55.65 +32 01 33.4 V 160
2020-04-10 21:18:28 n 08 14 57.21 +32 01 19.8 q Z92
2020-04-10 21:19:36 C 08 14 56.01 +32 01 25.9 V 160
2020-04-10 21:29:23 C 08 14 56.15 +32 00 46.6 V C40
2020-04-10 21:30:15 C 08 14 56.26 +32 00 44.2 V C40
2020-04-10 21:31:58 C 08 14 56.48 +32 00 40.0 V C40
2020-04-10 21:32:35 C 08 14 57.20 +32 00 40.4 V L18
2020-04-10 21:33:05 C 08 14 57.24 +32 00 39.9 V L18
2020-04-10 21:33:36 C 08 14 57.32 +32 00 37.9 V L18
2020-04-10 21:34:07 C 08 14 57.36 +32 00 36.7 V L18
2020-04-10 21:34:38 C 08 14 57.43 +32 00 35.9 V L18
2020-04-10 21:35:08 C 08 14 57.53 +32 00 34.8 V L18
2020-04-10 21:35:39 C 08 14 57.56 +32 00 32.7 V L18
2020-04-10 21:45:49 C 08 14 58.27 +32 00 05.9 V C40
2020-04-10 21:58:46 C 08 14 59.93 +31 59 33.9 V C40
2020-04-10 21:59:38 C 08 15 00.05 +31 59 31.6 V C40
2020-04-10 22:04:28 C 08 15 01.38 +31 59 35.8 V L39
2020-04-10 22:06:55 C 08 15 01.65 +31 59 29.6 V L39
2020-04-10 22:12:37 C 08 15 01.75 +31 58 59.5 V C40
2020-04-10 22:13:28 C 08 15 01.86 +31 58 57.4 V C40
2020-04-10 22:29:59 C 08 15 04.05 +31 58 16.5 V C40
2020-04-10 22:30:50 C 08 15 04.16 +31 58 14.4 V C40
2020-04-11 04:06:13 C 08 15 51.31 +31 45 51.5 V 703
2020-04-11 04:14:29 C 08 15 52.25 +31 45 30.8 V 703
2020-04-11 04:22:44 C 08 15 53.17 +31 45 10.6 V 703
2020-04-11 04:31:00 C 08 15 54.08 +31 44 51.1 V 703
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)