159555 (2001 SJ276)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2300215744 ± 5.63e-08
Semi-major axis (a)1.6302466230 AU ± 3.36e-09
Inclination (i)29.43943372° ± 8.85e-06
Long. of Asc. Node (Ω)214.92913500° ± 6.94e-06
Arg. of Perihelion (ω)123.48319292° ± 2.82e-05
Mean Anomaly (M)234.55316442° ± 3.08e-05
Mean Motion (n)0.4735134421°/day ± 1.47e-09
Perihelion dist (q)1.25525473 AU ± 9.19e-08
Aphelion dist (Q)2.00523852 AU ± 9.19e-08
Orbital Period2.08151701 yr ± 6.44e-09
Physical Parameters
H (abs. magnitude)18.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.382″
Uncertainty0
Orbit TypeAmor
MOID0.348903 AU
Observations Used201
Oppositions12
Arc Total2001-2025
First Observation Used2001-09-27
Last Observation Used2025-01-19
Observations (212)
Date Type RA Dec Mag Band Observatory
2015-03-15 01:47:58 C 09 30 11.49 -30 01 32.8 u 807
2021-01-16 03:25:00 C 06 57 31.03 -32 08 00.1 V W94
2021-01-16 03:32:36 C 06 57 30.63 -32 07 58.7 V W94
2021-01-16 03:40:07 C 06 57 30.20 -32 07 57.1 V W94
2024-09-02 10:49:19 C 04 24 58.381 +35 40 49.87 V G96
2024-09-02 10:56:51 C 04 24 59.166 +35 40 42.96 V G96
2024-09-02 11:04:23 C 04 24 59.954 +35 40 36.62 V G96
2024-09-02 11:11:55 C 04 25 00.671 +35 40 30.40 V G96
2024-10-02 09:50:49 C 05 17 48.563 +20 49 34.82 V G96
2024-10-02 09:58:16 C 05 17 48.818 +20 49 22.84 V G96
2024-10-02 10:13:12 C 05 17 49.412 +20 48 58.75 V G96
2024-10-24 12:07:41 C 05 24 51.394 +04 20 23.71 V G96
2024-10-24 12:15:07 C 05 24 51.278 +04 20 08.52 V G96
2024-10-24 12:22:33 C 05 24 51.131 +04 19 53.58 V G96
2024-10-30 11:51:17 C 05 21 39.360 -00 30 48.01 X F52
2024-10-30 12:07:30 C 05 21 38.814 -00 31 20.70 X F52
2024-10-30 12:23:44 C 05 21 38.269 -00 31 53.46 X F52
2024-10-30 12:40:03 C 05 21 37.721 -00 32 26.29 X F52
2024-11-01 09:32:26 C 05 20 11.627 -02 02 25.12 V G96
2024-11-01 09:39:56 C 05 20 11.346 -02 02 40.02 V G96
2024-11-01 09:47:25 C 05 20 11.058 -02 02 55.14 V G96
2024-11-01 09:54:53 C 05 20 10.806 -02 03 10.26 V G96
2024-11-10 11:30:27 C 05 10 41.040 -08 57 06.80 V T05
2024-11-10 11:54:31 C 05 10 39.693 -08 57 50.71 X F52
2024-11-10 11:57:51 C 05 10 39.552 -08 57 56.92 V T05
2024-11-10 12:00:27 C 05 10 39.389 -08 58 01.70 V T05
2024-11-10 12:05:00 C 05 10 39.151 -08 58 09.77 V T05
2024-11-10 12:11:44 C 05 10 38.725 -08 58 21.36 X F52
2024-11-10 12:29:02 C 05 10 37.751 -08 58 52.20 X F52
2024-11-10 12:46:16 C 05 10 36.784 -08 59 22.87 X F52
2024-11-21 10:34:12 C 04 55 11.412 -15 49 37.73 X F51
2024-11-21 10:51:12 C 04 55 10.262 -15 50 00.49 X F51
2024-11-21 11:08:17 C 04 55 09.113 -15 50 23.08 X F51
2024-11-29 10:21:32 C 04 42 52.065 -19 26 48.50 X F52
2024-11-29 10:36:17 C 04 42 51.070 -19 27 02.32 X F52
2024-11-29 10:51:11 C 04 42 50.066 -19 27 16.23 X F52
2024-12-03 07:22:48 C 04 37 03.806 -20 44 56.65 V G96
2024-12-03 07:30:11 C 04 37 03.313 -20 45 02.12 V G96
2024-12-03 07:37:35 C 04 37 02.838 -20 45 07.45 V G96
2024-12-03 07:44:58 C 04 37 02.413 -20 45 13.54 V G96
2024-12-04 09:46:45 C 04 35 28.232 -21 03 54.99 X F51
2024-12-04 10:02:45 C 04 35 27.214 -21 04 06.14 X F51
2024-12-04 10:18:44 C 04 35 26.202 -21 04 17.22 X F51
2024-12-04 10:34:42 C 04 35 25.188 -21 04 28.20 X F51
2024-12-08 09:35:12 C 04 29 56.874 -22 01 36.67 X F52
2024-12-08 09:51:03 C 04 29 55.951 -22 01 44.80 X F52
2024-12-08 10:06:48 C 04 29 55.026 -22 01 52.83 X F52
2024-12-08 10:22:34 C 04 29 54.093 -22 02 00.90 X F52
2024-12-27 08:11:04 C 04 11 54.089 -23 16 08.50 X F51
2024-12-27 08:29:00 C 04 11 53.632 -23 16 06.29 X F51