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
2020-04-26 03:22:20 C 09 55 32.38 -04 48 27.0 V V16
2020-04-26 03:24:56 C 09 55 33.63 -04 48 59.4 V V16
2020-04-26 03:26:40 C 09 55 34.46 -04 49 21.2 V V16
2020-04-26 03:29:56 C 09 55 36.03 -04 50 01.8 V V16
2020-04-26 03:32:52 C 09 55 37.43 -04 50 38.5 V V16
2020-04-26 03:35:54 C 09 55 38.88 -04 51 16.1 V V16
2020-04-26 06:12:51 C 09 56 56.97 -05 24 09.2 V U72
2020-04-26 06:29:57 C 09 57 05.46 -05 27 43.9 V U72
2020-04-26 08:44:59 C 09 58 22.72 -05 52 26.0 q E94
2020-04-26 08:48:36 C 09 58 24.50 -05 53 12.0 q E94
2020-04-26 08:51:55 C 09 58 26.18 -05 53 54.9 q E94
2020-04-26 08:56:03 C 09 58 28.20 -05 54 46.4 q E94
2020-04-26 09:02:26 C 09 58 31.36 -05 56 07.4 q E94
2020-04-26 09:05:43 C 09 58 32.99 -05 56 49.3 q E94
2020-04-26 09:09:07 C 09 58 34.70 -05 57 32.5 q E94
2020-04-26 09:12:30 C 09 58 36.37 -05 58 15.4 q E94
2020-04-26 09:15:52 C 09 58 38.03 -05 58 58.2 q E94
2020-04-26 09:18:59 C 09 58 39.48 -05 59 38.6 q E94
2020-04-26 15:04:09 C 10 01 44.746 -07 17 15.39 V O85
2020-04-26 15:04:40 C 10 01 45.067 -07 17 22.42 V O85
2020-04-26 15:05:12 C 10 01 45.304 -07 17 28.92 V O85
2020-04-26 15:11:08 C 10 01 48.367 -07 18 45.83 V O85
2020-04-26 15:11:40 C 10 01 48.659 -07 18 52.87 V O85
2020-04-26 15:18:08 C 10 01 51.970 -07 20 15.98 V O85
2020-04-26 15:18:40 C 10 01 52.273 -07 20 23.02 V O85
2020-04-26 15:25:08 C 10 01 55.630 -07 21 46.13 V O85
2020-04-26 15:25:40 C 10 01 55.877 -07 21 52.62 V O85
2020-04-26 17:15:06 C 10 03 00.22 -07 45 13.4 12.3 q C97
2020-04-26 17:16:17 C 10 03 00.84 -07 45 28.1 12.3 q C97
2020-04-26 17:19:52 C 10 03 02.61 -07 46 15.3 12.3 q C97
2020-04-26 17:22:17 C 10 03 03.89 -07 46 45.6 12.3 q C97
2020-04-26 17:27:02 C 10 03 06.30 -07 47 48.7 12.2 q C97
2020-04-26 19:18:55 C 10 04 11.60 -08 13 05.4 q G23
2020-04-26 19:22:49 C 10 04 15.07 -08 13 50.4 a 233
2020-04-26 19:23:51 C 10 04 15.61 -08 14 04.1 a 233
2020-04-26 19:24:52 C 10 04 16.13 -08 14 17.0 a 233
2020-04-26 19:28:24 C 10 04 17.97 -08 15 03.5 a 233
2020-04-26 19:29:53 C 10 04 18.74 -08 15 23.1 a 233
2020-04-26 19:31:22 C 10 04 19.52 -08 15 42.4 a 233
2020-04-26 19:37:15 C 10 04 23.78 -08 16 49.9 V K14
2020-04-26 19:37:53 C 10 04 24.10 -08 16 58.0 V K14
2020-04-26 19:38:40 C 10 04 24.53 -08 17 08.4 V K14
2020-04-26 19:39:28 C 10 04 24.90 -08 17 18.8 V K14
2020-04-26 19:43:52 C 10 04 27.21 -08 18 16.4 V K14
2020-04-26 19:44:30 C 10 04 27.55 -08 18 25.1 V K14
2020-04-26 19:45:18 C 10 04 27.94 -08 18 34.8 V K14
2020-04-26 19:56:36 C 10 04 33.49 -08 21 12.2 V K22
2020-04-26 20:04:38 C 10 04 37.46 -08 23 15.3 V L65
2020-04-26 20:07:22 C 10 04 39.20 -08 23 47.0 V K85
2020-04-26 20:10:58 C 10 04 40.99 -08 24 20.3 V K22
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)