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
2020-03-19 00:40:39 C 07 43 14.63 +42 00 01.5 V C23
2020-03-19 00:46:03 S 07 43 17.51 +42 00 18.3 L C51
2020-03-19 01:00:19 C 07 43 14.65 +41 59 51.0 V C23
2020-03-19 01:20:38 C 07 43 14.69 +41 59 39.9 V C23
2020-03-19 01:39:58 C 07 43 14.76 +41 59 29.5 V C23
2020-03-19 03:53:39 S 07 43 18.16 +41 58 55.4 L C51
2020-03-19 18:48:33 C 07 43 22.31 +41 51 57.1 q K73
2020-03-19 18:49:34 C 07 43 22.52 +41 51 55.5 q K81
2020-03-19 18:55:45 C 07 43 22.25 +41 51 53.6 q K73
2020-03-19 19:04:08 C 07 43 22.19 +41 51 49.5 q K73
2020-03-19 19:06:03 C 07 43 22.47 +41 51 46.3 V 108
2020-03-19 19:13:34 C 07 43 22.41 +41 51 42.7 V 108
2020-03-19 19:21:49 C 07 43 22.36 +41 51 38.7 V 108
2020-03-19 19:28:14 C 07 43 22.27 +41 51 35.5 V 108
2020-03-19 20:16:29 C 07 43 22.02 +41 51 11.5 V 160
2020-03-19 20:20:06 C 07 43 21.99 +41 51 09.5 V 160
2020-03-19 20:23:40 C 07 43 21.98 +41 51 07.8 V 160
2020-03-19 20:51:56 C 07 43 21.72 +41 50 54.1 q K81
2020-03-19 21:42:12 C 07 43 21.50 +41 50 27.2 q K81
2020-03-20 19:24:35 C 07 43 32.67 +41 39 24.9 q 168
2020-03-20 19:43:58 C 07 43 33.91 +41 39 33.6 q K73
2020-03-20 19:50:45 C 07 43 33.86 +41 39 30.4 q K73
2020-03-20 20:12:15 C 07 43 32.92 +41 38 57.4 q 168
2020-03-20 20:33:18 C 07 43 34.75 +41 39 00.4 V Z80
2020-03-20 20:35:48 C 07 43 34.76 +41 38 59.0 V Z80
2020-03-20 20:38:11 C 07 43 34.76 +41 38 57.8 V Z80
2020-03-20 21:01:24 C 07 43 33.28 +41 38 28.6 q 168
2020-03-20 21:41:58 C 07 43 33.66 +41 38 04.6 q 168
2020-03-20 21:51:47 C 07 43 34.84 +41 38 15.9 q Z92
2020-03-20 22:13:33 C 07 43 34.87 +41 38 04.4 q Z92
2020-03-20 22:31:38 C 07 43 34.91 +41 37 53.8 q Z92
2020-03-21 17:15:23 C 07 43 50.34 +41 28 07.6 V C40
2020-03-21 17:27:00 C 07 43 50.36 +41 28 01.2 V C40
2020-03-21 17:30:29 C 07 43 50.36 +41 27 59.2 V C40
2020-03-21 17:31:12 C 07 43 50.36 +41 27 58.8 V C40
2020-03-21 17:34:41 C 07 43 50.37 +41 27 56.8 V C40
2020-03-21 19:37:07 C 07 43 50.61 +41 26 45.3 V C40
2020-03-21 19:37:56 C 07 43 50.62 +41 26 44.8 V C40
2020-03-21 19:40:08 C 07 43 50.63 +41 26 43.5 V C40
2020-03-21 19:41:13 C 07 43 50.62 +41 26 43.0 V C40
2020-03-21 19:41:34 C 07 43 50.63 +41 26 42.8 V C40
2020-03-21 20:22:09 C 07 43 52.39 +41 26 19.4 V C23
2020-03-21 20:42:28 C 07 43 52.47 +41 26 07.7 V C23
2020-03-21 20:48:14 C 07 43 52.45 +41 26 04.5 V K85
2020-03-21 21:02:27 C 07 43 52.54 +41 25 56.0 V C23
2020-03-21 21:03:15 C 07 43 52.50 +41 25 55.7 V K85
2020-03-21 21:22:47 C 07 43 52.62 +41 25 44.0 V C23
2020-03-21 21:42:21 C 07 43 52.68 +41 25 32.3 V K85
2020-03-21 21:42:27 C 07 43 52.71 +41 25 32.2 V C23
2020-03-21 22:02:27 C 07 43 52.81 +41 25 20.1 V C23
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)