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
2020-04-28 00:25:32 C 10 21 26.82 -14 45 45.4 V 938
2020-04-28 01:02:02 C 10 22 00.04 -14 54 20.9 q W46
2020-04-28 01:02:39 C 10 22 00.38 -14 54 29.3 q W46
2020-04-28 01:41:59 C 10 22 23.39 -15 03 34.2 q W46
2020-04-28 03:12:49 C 10 23 23.39 -15 24 46.4 10.8 r 718
2020-04-28 03:14:00 C 10 23 24.10 -15 25 03.0 10.9 r 718
2020-04-28 03:15:09 C 10 23 24.78 -15 25 18.7 10.9 r 718
2020-04-28 03:16:18 C 10 23 25.47 -15 25 34.4 10.9 r 718
2020-04-28 03:17:27 C 10 23 26.15 -15 25 50.3 10.9 r 718
2020-04-28 03:18:35 C 10 23 26.81 -15 26 06.5 10.9 r 718
2020-04-28 03:19:43 C 10 23 27.49 -15 26 22.1 10.9 r 718
2020-04-28 03:20:52 C 10 23 28.16 -15 26 37.7 10.9 r 718
2020-04-28 03:22:01 C 10 23 28.84 -15 26 53.9 10.9 r 718
2020-04-28 03:23:10 C 10 23 29.51 -15 27 09.8 10.9 r 718
2020-04-28 03:24:18 C 10 23 30.20 -15 27 25.8 10.9 r 718
2020-04-28 03:25:31 C 10 23 30.91 -15 27 42.3 10.9 r 718
2020-04-28 03:26:40 C 10 23 31.60 -15 27 58.3 10.9 r 718
2020-04-28 03:27:49 C 10 23 32.27 -15 28 14.3 10.9 r 718
2020-04-28 03:28:57 C 10 23 32.95 -15 28 29.9 10.9 r 718
2020-04-28 03:29:39 C 10 23 34.63 -15 28 26.4 V U72
2020-04-28 03:30:05 C 10 23 33.63 -15 28 46.0 10.9 r 718
2020-04-28 03:31:14 C 10 23 34.30 -15 29 01.8 10.9 r 718
2020-04-28 03:32:23 C 10 23 34.98 -15 29 17.6 10.9 r 718
2020-04-28 03:33:31 C 10 23 35.65 -15 29 33.5 10.9 r 718
2020-04-28 03:34:40 C 10 23 36.33 -15 29 49.4 10.9 r 718
2020-04-28 04:57:40 C 10 24 26.71 -15 48 48.0 V U72
2020-04-28 06:19:37 C 10 25 13.14 -16 07 07.6 q V26
2020-04-28 06:35:38 C 10 25 22.93 -16 10 47.8 q V26
2020-04-28 11:17:33 C 10 28 36.98 -17 17 07.6 q Q02
2020-04-28 11:31:44 C 10 28 45.60 -17 20 25.1 q Q02
2020-04-28 11:45:36 C 10 28 54.07 -17 23 38.5 q Q02
2020-04-28 11:50:33 C 10 28 57.10 -17 24 47.2 q Q02
2020-04-28 12:07:18 C 10 29 10.84 -17 28 37.3 q D29
2020-04-28 12:07:43 C 10 29 11.10 -17 28 43.5 q D29
2020-04-28 12:08:36 C 10 29 11.63 -17 28 55.6 q D29
2020-04-28 17:55:43 C 10 32 58.63 -18 49 29.8 q C97
2020-04-28 18:02:49 C 10 33 03.14 -18 51 08.8 q C97
2020-04-28 18:04:01 C 10 33 03.87 -18 51 25.0 q C97
2020-04-28 18:07:33 C 10 33 06.06 -18 52 14.5 q C97
2020-04-28 20:07:59 C 10 34 33.99 -19 21 04.5 V B74
2020-04-28 20:18:48 C 10 34 42.71 -19 23 31.3 V 938
2020-04-28 20:24:06 C 10 34 44.24 -19 24 50.0 V B74
2020-04-28 20:42:05 C 10 34 55.69 -19 29 01.1 V B74
2020-04-28 20:45:44 C 10 34 59.83 -19 29 49.1 V 938
2020-04-28 21:07:55 C 10 35 13.91 -19 34 59.0 V 938
2020-04-28 21:37:49 C 10 35 33.02 -19 41 57.0 V 938
2020-04-28 22:04:46 C 10 35 50.31 -19 48 12.8 V 938
2020-04-28 22:36:08 C 10 36 10.50 -19 55 28.6 V 938
2020-04-28 23:03:40 C 10 36 28.39 -20 01 51.0 V 938
2020-04-28 23:21:02 C 10 36 39.64 -20 05 51.6 V 938
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)