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
2020-03-05 01:54:38 C 07 50 26.13 +43 24 44.7 u H21
2020-03-05 01:57:09 C 07 50 25.99 +43 24 44.5 u H21
2020-03-05 01:59:39 C 07 50 25.86 +43 24 44.3 u H21
2020-03-05 02:02:10 C 07 50 25.72 +43 24 44.4 u H21
2020-03-05 02:04:41 C 07 50 25.59 +43 24 44.1 u H21
2020-03-05 02:07:12 C 07 50 25.45 +43 24 44.0 u H21
2020-03-05 02:09:43 C 07 50 25.31 +43 24 44.0 u H21
2020-03-05 02:12:14 C 07 50 25.16 +43 24 43.8 u H21
2020-03-05 02:14:44 C 07 50 25.03 +43 24 43.7 u H21
2020-03-05 02:17:15 C 07 50 24.90 +43 24 43.6 u H21
2020-03-05 02:19:46 C 07 50 24.74 +43 24 43.4 u H21
2020-03-05 02:22:16 C 07 50 24.62 +43 24 43.3 u H21
2020-03-06 01:50:38 C 07 49 25.23 +43 22 54.6 u H21
2020-03-06 01:52:35 C 07 49 25.14 +43 22 54.5 u H21
2020-03-06 01:54:33 C 07 49 25.03 +43 22 54.3 u H21
2020-03-06 01:56:31 C 07 49 24.93 +43 22 54.2 u H21
2020-03-06 01:58:28 C 07 49 24.84 +43 22 54.1 u H21
2020-03-06 02:00:26 C 07 49 24.73 +43 22 54.0 u H21
2020-03-06 02:02:23 C 07 49 24.63 +43 22 53.7 u H21
2020-03-06 02:04:20 C 07 49 24.54 +43 22 53.6 u H21
2020-03-06 02:06:17 C 07 49 24.42 +43 22 53.5 u H21
2020-03-06 02:08:15 C 07 49 24.33 +43 22 53.3 u H21
2020-03-06 02:10:00 C 07 49 24.23 +43 22 53.2 u H21
2020-03-06 02:11:57 C 07 49 24.14 +43 22 53.0 u H21
2020-03-06 17:33:44 C 07 48 47.39 +43 21 18.8 V C40
2020-03-06 17:34:46 C 07 48 47.32 +43 21 18.6 V C40
2020-03-06 17:38:54 C 07 48 47.12 +43 21 18.2 V C40
2020-03-06 17:39:54 C 07 48 47.07 +43 21 18.2 V C40
2020-03-06 17:40:56 C 07 48 47.02 +43 21 18.1 V C40
2020-03-06 17:45:04 C 07 48 46.82 +43 21 17.7 V C40
2020-03-06 17:49:11 C 07 48 46.61 +43 21 17.4 V C40
2020-03-06 17:53:19 C 07 48 46.41 +43 21 17.0 V C40
2020-03-06 17:55:24 C 07 48 46.31 +43 21 16.8 V C40
2020-03-06 17:56:24 C 07 48 46.26 +43 21 16.7 V C40
2020-03-06 18:52:50 C 07 48 43.49 +43 21 10.4 V C40
2020-03-06 19:37:14 C 07 48 41.33 +43 21 04.3 V C40
2020-03-06 19:43:26 C 07 48 41.04 +43 21 03.5 V C40
2020-03-06 21:03:20 C 07 48 38.82 +43 20 52.7 V J69
2020-03-06 21:06:25 C 07 48 38.30 +43 20 55.8 q C77
2020-03-06 21:11:30 C 07 48 38.43 +43 20 51.8 V J69
2020-03-06 21:19:40 C 07 48 38.04 +43 20 51.0 V J69
2020-03-06 21:27:50 C 07 48 37.58 +43 20 49.6 V J69
2020-03-06 21:38:45 C 07 48 36.71 +43 20 51.9 q C77
2020-03-06 22:06:35 C 07 48 35.35 +43 20 48.0 q C77
2020-03-06 22:24:11 C 07 48 34.97 +43 20 41.7 V Z80
2020-03-06 22:55:41 C 07 48 33.50 +43 20 37.3 V Z80
2020-03-06 23:33:43 C 07 48 31.75 +43 20 31.4 V Z80
2020-03-07 00:34:51 C 07 48 32.12 +43 20 32.8 u H21
2020-03-07 00:36:49 C 07 48 32.03 +43 20 32.8 u H21
2020-03-07 00:38:46 C 07 48 31.95 +43 20 32.7 u H21
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)