523595 (2002 OS4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4535974450 ± 1.21e-08
Semi-major axis (a)1.9238096955 AU ± 9.16e-10
Inclination (i)26.81143480° ± 3.88e-06
Long. of Asc. Node (Ω)289.41020109° ± 3.54e-06
Arg. of Perihelion (ω)102.22603862° ± 8.91e-06
Mean Anomaly (M)231.83172559° ± 3.49e-06
Mean Motion (n)0.3693763729°/day ± 2.64e-10
Perihelion dist (q)1.05117453 AU ± 2.33e-08
Aphelion dist (Q)2.79644486 AU ± 2.34e-08
Orbital Period2.66835227 yr ± 1.91e-09
Physical Parameters
H (abs. magnitude)18.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.336″
Uncertainty0
Orbit TypeAmor
MOID0.297841 AU
Observations Used717
Oppositions13
Arc Total2002-2022
First Observation Used2002-06-25
Last Observation Used2022-01-09
Observations (797)
Date Type RA Dec Mag Band Observatory
2018-11-18 02:24:16 C 18 39 14.64 +61 59 11.2 V 703
2018-11-18 02:32:19 C 18 39 15.58 +61 59 23.8 V 703
2018-11-22 14:11:58 S 18 54 04.517 +64 49 01.16 L C51
2018-11-22 17:20:17 S 18 54 35.719 +64 54 14.29 L C51
2018-11-22 20:28:47 S 18 55 07.025 +64 59 28.57 L C51
2018-11-23 02:45:36 S 18 56 11.054 +65 09 59.18 L C51
2018-11-23 02:45:47 S 18 56 11.064 +65 09 59.33 L C51
2018-11-23 05:54:06 S 18 56 43.829 +65 15 14.76 L C51
2018-11-27 01:31:46 C 19 15 43.51 +67 55 35.4 V 703
2018-11-27 01:39:38 C 19 15 45.32 +67 55 48.8 V 703
2018-11-27 01:47:29 C 19 15 47.28 +67 56 03.2 V 703
2018-11-27 01:55:20 C 19 15 49.13 +67 56 16.4 V 703
2018-12-02 06:18:31 C 19 56 39.16 +71 46 00.1 U T08
2018-12-02 06:29:15 C 19 56 43.69 +71 46 19.2 U T08
2018-12-02 06:39:57 C 19 56 48.34 +71 46 37.7 U T08
2018-12-02 06:51:20 C 19 56 53.24 +71 46 58.0 U T08
2018-12-06 07:00:14 C 20 49 29.68 +74 34 30.3 U T08
2018-12-06 07:09:02 C 20 49 35.39 +74 34 43.1 U T08
2018-12-06 07:21:13 C 20 49 43.93 +74 35 00.8 U T08
2018-12-06 07:29:19 C 20 49 49.14 +74 35 12.7 U T08
2018-12-06 07:37:18 C 20 49 54.78 +74 35 24.5 U T08
2018-12-06 07:54:18 C 20 50 06.23 +74 35 49.4 U T08
2018-12-20 08:32:28 C 02 04 05.97 +71 02 32.8 V T05
2018-12-20 08:33:47 C 02 04 07.00 +71 02 28.9 V T05
2018-12-20 08:47:09 C 02 04 15.53 +71 01 46.3 V T05
2018-12-20 09:00:15 C 02 04 23.86 +71 01 04.7 V T05
2018-12-20 09:02:14 C 02 04 25.10 +71 00 57.7 V T05
2018-12-20 09:14:19 C 02 04 32.87 +71 00 19.8 V T05
2018-12-20 09:15:39 C 02 04 33.71 +71 00 14.2 V T05
2018-12-20 09:41:06 C 02 04 50.15 +70 58 53.1 V T05
2018-12-28 09:44:48 C 03 29 27.71 +58 57 28.6 V T05
2018-12-28 10:05:41 C 03 29 33.43 +58 56 02.0 V T05
2018-12-28 10:13:35 C 03 29 35.64 +58 55 29.5 V T05
2018-12-28 10:31:15 C 03 29 40.53 +58 54 16.7 V T05
2018-12-29 20:07:15 C 03 38 43.86 +56 36 59.1 q A06
2018-12-29 20:14:08 C 03 38 45.52 +56 36 30.7 q A06
2018-12-29 20:21:35 C 03 38 47.32 +56 36 00.5 q A06
2019-01-05 09:41:35 C 04 09 57.07 +46 11 54.9 V T05
2019-01-05 09:54:35 C 04 09 59.05 +46 11 05.7 V T05
2019-01-05 10:10:23 C 04 10 01.37 +46 10 05.7 V T05
2019-01-05 10:20:04 C 04 10 02.88 +46 09 28.4 V T05
2019-01-09 01:48:50 C 04 22 31.67 +40 54 28.6 V G96
2019-01-09 01:57:00 C 04 22 32.69 +40 54 01.3 V G96
2019-01-09 02:05:12 C 04 22 33.69 +40 53 33.2 V G96
2019-01-09 02:13:24 C 04 22 34.70 +40 53 05.3 V G96
2019-01-09 10:12:36 C 04 23 33.78 +40 25 55.8 V T05
2019-01-09 10:22:57 C 04 23 35.07 +40 25 20.6 V T05
2019-01-09 10:42:04 C 04 23 37.36 +40 24 14.9 V T05
2019-01-09 10:50:29 C 04 23 38.42 +40 23 45.9 V T05
2019-01-11 09:07:20 C 04 29 16.37 +37 51 33.9 V T08