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
2020-04-18 17:56:56 C 08 49 44.46 +20 46 07.8 V C40
2020-04-18 17:58:24 C 08 49 44.79 +20 46 00.1 V C40
2020-04-18 17:58:56 C 08 49 44.92 +20 45 57.2 V C40
2020-04-18 17:59:28 C 08 49 45.03 +20 45 54.3 V C40
2020-04-18 18:00:00 C 08 49 45.16 +20 45 51.4 V C40
2020-04-18 18:00:31 C 08 49 45.28 +20 45 48.4 V C40
2020-04-18 18:01:03 C 08 49 45.40 +20 45 45.5 V C40
2020-04-18 18:01:35 C 08 49 45.52 +20 45 42.5 V C40
2020-04-18 18:02:07 C 08 49 45.64 +20 45 39.8 V C40
2020-04-18 18:02:38 C 08 49 45.77 +20 45 36.9 V C40
2020-04-18 18:03:10 C 08 49 45.87 +20 45 33.9 V C40
2020-04-18 18:03:42 C 08 49 46.00 +20 45 31.1 V C40
2020-04-18 18:04:14 C 08 49 46.12 +20 45 28.3 V C40
2020-04-18 18:04:46 C 08 49 46.24 +20 45 25.3 V C40
2020-04-18 18:06:22 C 08 49 46.61 +20 45 16.5 V C40
2020-04-18 18:06:53 C 08 49 46.73 +20 45 13.6 V C40
2020-04-18 18:07:25 C 08 49 46.85 +20 45 10.8 V C40
2020-04-18 18:18:58 C 08 49 49.48 +20 44 07.8 V C40
2020-04-18 18:19:30 C 08 49 49.60 +20 44 04.8 V C40
2020-04-18 18:20:34 C 08 49 49.85 +20 43 59.0 V C40
2020-04-18 18:21:37 C 08 49 50.09 +20 43 53.2 V C40
2020-04-18 18:22:09 C 08 49 50.21 +20 43 50.2 V C40
2020-04-18 18:23:13 C 08 49 50.47 +20 43 44.5 V C40
2020-04-18 18:23:30 C 08 49 49.86 +20 43 14.6 q 168
2020-04-18 18:23:37 C 08 49 50.54 +20 43 42.6 V C40
2020-04-18 18:24:09 C 08 49 50.67 +20 43 39.3 V C40
2020-04-18 18:24:41 C 08 49 50.80 +20 43 36.5 V C40
2020-04-18 18:25:12 C 08 49 50.91 +20 43 33.7 V C40
2020-04-18 18:25:44 C 08 49 51.04 +20 43 30.8 V C40
2020-04-18 18:26:16 C 08 49 51.16 +20 43 27.8 V C40
2020-04-18 18:26:48 C 08 49 51.28 +20 43 24.8 V C40
2020-04-18 18:27:20 C 08 49 51.40 +20 43 21.9 V C40
2020-04-18 18:27:52 C 08 49 51.52 +20 43 18.9 V C40
2020-04-18 18:29:59 C 08 49 51.99 +20 43 07.5 V C40
2020-04-18 18:31:03 C 08 49 52.26 +20 43 01.8 V C40
2020-04-18 18:44:30 C 08 49 54.92 +20 41 19.3 q 168
2020-04-18 19:05:30 C 08 50 00.02 +20 39 23.6 q 168
2020-04-18 19:28:59 C 08 50 08.94 +20 37 35.0 V L65
2020-04-18 19:36:49 C 08 50 10.80 +20 36 59.7 V L40
2020-04-18 19:46:10 C 08 50 12.93 +20 36 08.7 V L40
2020-04-18 19:54:48 C 08 50 15.06 +20 35 18.8 V K85
2020-04-18 19:57:49 C 08 50 15.76 +20 35 02.1 V K85
2020-04-18 20:05:24 C 08 50 17.37 +20 34 15.5 V L65
2020-04-18 20:40:06 C 08 50 25.50 +20 31 04.1 V L65
2020-04-19 01:16:38 C 08 51 38.22 +20 06 16.0 q W46
2020-04-19 01:34:12 C 08 51 42.25 +20 04 37.2 q W46
2020-04-19 01:47:34 C 08 51 45.29 +20 03 21.5 q W46
2020-04-19 02:07:48 C 08 51 51.62 +20 01 17.0 V V93
2020-04-19 02:46:32 C 08 52 00.63 +19 57 37.0 V V93
2020-04-19 03:15:14 C 08 52 07.38 +19 54 52.9 V V93
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)