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
2020-03-07 00:40:44 C 07 48 31.84 +43 20 32.4 u H21
2020-03-07 00:42:42 C 07 48 31.76 +43 20 32.3 u H21
2020-03-07 00:44:39 C 07 48 31.67 +43 20 32.2 u H21
2020-03-07 00:46:37 C 07 48 31.57 +43 20 32.1 u H21
2020-03-07 00:48:34 C 07 48 31.48 +43 20 31.9 u H21
2020-03-07 00:50:32 C 07 48 31.38 +43 20 31.7 u H21
2020-03-07 00:52:29 C 07 48 31.28 +43 20 31.7 u H21
2020-03-07 00:54:15 C 07 48 31.20 +43 20 31.5 u H21
2020-03-07 02:43:48 C 07 48 25.99 +43 20 20.3 V V93
2020-03-07 05:05:34 C 07 48 19.18 +43 20 00.5 V V93
2020-03-07 17:44:03 C 07 47 52.88 +43 18 25.8 V D00
2020-03-07 18:51:17 C 07 47 49.77 +43 18 16.1 V D00
2020-03-07 19:44:43 C 07 47 48.64 +43 18 09.2 a 233
2020-03-07 19:47:06 C 07 47 47.24 +43 18 06.9 V D00
2020-03-07 19:51:56 C 07 47 48.32 +43 18 08.3 a 233
2020-03-07 19:57:30 C 07 47 48.06 +43 18 07.6 a 233
2020-03-07 20:03:03 C 07 47 47.81 +43 18 06.8 a 233
2020-03-07 20:08:38 C 07 47 47.54 +43 18 05.9 a 233
2020-03-07 20:10:05 C 07 47 47.48 +43 18 05.8 a 233
2020-03-07 20:39:02 C 07 47 46.23 +43 18 00.3 V 587
2020-03-07 20:44:57 C 07 47 45.95 +43 17 59.8 V 587
2020-03-07 21:58:06 C 07 47 41.69 +43 17 41.6 V C40
2020-03-07 22:14:13 C 07 47 41.04 +43 17 38.3 V C40
2020-03-07 22:19:22 C 07 47 40.82 +43 17 37.2 V C40
2020-03-07 22:22:28 C 07 47 40.70 +43 17 36.5 V C40
2020-03-07 22:25:33 C 07 47 40.57 +43 17 35.9 V C40
2020-03-07 22:30:50 C 07 47 40.36 +43 17 34.8 V C40
2020-03-07 22:31:53 C 07 47 40.32 +43 17 34.6 V C40
2020-03-07 22:34:58 C 07 47 40.20 +43 17 33.9 V C40
2020-03-07 22:43:14 C 07 47 39.87 +43 17 32.2 V C40
2020-03-07 22:44:16 C 07 47 39.83 +43 17 32.0 V C40
2020-03-07 22:59:44 C 07 47 39.23 +43 17 28.6 V C40
2020-03-07 23:03:19 C 07 47 39.09 +43 17 27.9 V C40
2020-03-07 23:04:20 C 07 47 39.05 +43 17 27.6 V C40
2020-03-07 23:22:54 C 07 47 38.36 +43 17 23.7 V C40
2020-03-07 23:23:55 C 07 47 38.32 +43 17 23.4 V C40
2020-03-07 23:24:57 C 07 47 38.28 +43 17 23.2 V C40
2020-03-07 23:31:36 C 07 47 38.49 +43 17 30.5 V L39
2020-03-07 23:35:02 C 07 47 38.35 +43 17 29.9 V L39
2020-03-07 23:36:57 C 07 47 37.85 +43 17 20.6 V C40
2020-03-07 23:39:10 C 07 47 38.18 +43 17 29.0 V L39
2020-03-08 00:05:50 C 07 47 36.83 +43 17 14.2 V C40
2020-03-08 16:16:20 C 07 47 07.39 +43 15 05.3 V C40
2020-03-08 16:23:33 C 07 47 07.09 +43 15 04.3 V C40
2020-03-08 16:26:40 C 07 47 06.95 +43 15 03.9 V C40
2020-03-08 16:27:41 C 07 47 06.91 +43 15 03.8 V C40
2020-03-08 16:30:46 C 07 47 06.78 +43 15 03.4 V C40
2020-03-08 16:31:48 C 07 47 06.74 +43 15 03.3 V C40
2020-03-08 16:33:53 C 07 47 06.65 +43 15 03.0 V C40
2020-03-08 16:34:54 C 07 47 06.60 +43 15 03.0 V C40
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)