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
2020-02-27 11:16:09 C 07 58 45.57 +43 20 51.2 V T08
2020-02-27 11:31:12 C 07 58 44.55 +43 20 51.7 V T08
2020-02-27 20:13:52 C 07 58 16.82 +43 21 49.2 o Z22
2020-02-27 21:14:30 C 07 58 12.58 +43 21 58.0 o Z22
2020-02-28 01:01:49 C 07 57 56.48 +43 22 02.2 V C23
2020-02-28 01:05:51 C 07 57 56.22 +43 22 02.4 V C23
2020-02-28 01:10:29 C 07 57 55.92 +43 22 02.7 V C23
2020-02-28 02:52:42 C 07 57 52.03 +43 22 28.5 q H45
2020-02-28 02:54:29 C 07 57 51.90 +43 22 28.7 q H45
2020-02-28 02:57:00 C 07 57 51.73 +43 22 29.1 q H45
2020-02-28 02:59:09 C 07 57 51.58 +43 22 29.3 q H45
2020-02-28 03:00:40 C 07 57 51.47 +43 22 29.5 q H45
2020-02-28 03:45:21 C 07 57 47.89 +43 22 33.4 q W33
2020-02-28 03:52:39 C 07 57 47.36 +43 22 34.0 q W33
2020-02-28 03:57:09 C 07 57 47.06 +43 22 34.4 q W33
2020-02-28 04:02:17 C 07 57 46.69 +43 22 34.6 q W33
2020-02-28 04:29:17 C 07 57 46.02 +43 22 39.4 V 703
2020-02-28 04:38:40 C 07 57 45.36 +43 22 40.3 V 703
2020-02-28 04:47:48 C 07 57 44.72 +43 22 41.3 V 703
2020-02-28 04:57:12 C 07 57 44.06 +43 22 42.2 V 703
2020-02-29 04:07:46 C 07 56 23.83 +43 24 34.6 V 703
2020-02-29 04:15:47 C 07 56 23.28 +43 24 35.4 V 703
2020-02-29 04:24:02 C 07 56 22.73 +43 24 35.8 V 703
2020-02-29 04:32:49 C 07 56 22.12 +43 24 36.5 V 703
2020-02-29 04:49:42 C 07 56 20.97 +43 24 37.7 V G96
2020-02-29 04:58:58 C 07 56 20.35 +43 24 38.3 V G96
2020-02-29 05:08:52 C 07 56 19.67 +43 24 38.9 V G96
2020-02-29 05:19:06 C 07 56 18.98 +43 24 39.5 V G96
2020-02-29 20:25:35 C 07 55 28.96 +43 25 20.5 V Z80
2020-02-29 20:30:12 C 07 55 28.68 +43 25 21.3 V Z80
2020-02-29 20:32:32 C 07 55 28.55 +43 25 21.6 V Z80
2020-03-01 03:12:35 C 07 55 07.29 +43 25 38.8 q U55
2020-03-01 03:28:08 C 07 55 06.31 +43 25 40.1 q U55
2020-03-01 03:43:40 C 07 55 05.33 +43 25 41.2 q U55
2020-03-01 16:36:09 C 07 54 23.92 +43 26 09.0 V C40
2020-03-01 16:42:21 C 07 54 23.54 +43 26 09.4 V C40
2020-03-01 16:46:28 C 07 54 23.29 +43 26 09.6 V C40
2020-03-01 16:49:34 C 07 54 23.10 +43 26 09.9 V C40
2020-03-01 16:50:36 C 07 54 23.04 +43 26 09.9 V C40
2020-03-01 16:52:39 C 07 54 22.91 +43 26 10.0 V C40
2020-03-01 16:53:42 C 07 54 22.85 +43 26 10.1 V C40
2020-03-01 17:00:55 C 07 54 22.40 +43 26 10.6 V C40
2020-03-01 17:12:54 C 07 54 21.65 +43 26 11.2 V C40
2020-03-01 17:16:01 C 07 54 21.46 +43 26 11.3 V C40
2020-03-01 17:18:04 C 07 54 21.33 +43 26 11.4 V C40
2020-03-01 17:20:09 C 07 54 21.20 +43 26 11.5 V C40
2020-03-01 17:21:09 C 07 54 21.14 +43 26 11.6 V C40
2020-03-01 17:23:14 C 07 54 21.01 +43 26 11.7 V C40
2020-03-01 17:26:19 C 07 54 20.82 +43 26 11.8 V C40
2020-03-01 17:27:22 C 07 54 20.75 +43 26 11.9 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)