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
2001-10-13 19:24:14 C 00 47 00.89 +36 18 38.2 c 215
2001-10-13 19:25:26 C 00 47 00.90 +36 18 33.8 c 215
2001-10-13 19:26:36 C 00 47 00.92 +36 18 29.8 c 215
2001-10-14 16:07:20 C 00 47 23.97 +35 07 14.1 c 402
2001-10-14 16:11:07 C 00 47 24.02 +35 07 00.7 c 402
2001-10-14 16:13:01 C 00 47 24.04 +35 06 54.6 c 402
2001-10-14 20:29:59 C 00 47 30.72 +34 51 55.6 c 198
2001-10-14 20:46:20 C 00 47 31.02 +34 50 56.7 c 198
2001-10-14 20:50:57 C 00 47 31.10 +34 50 40.4 c 198
2001-10-15 21:29:45 C 00 48 00.57 +33 24 19.7 17.3 c 629
2001-10-15 21:30:50 C 00 48 00.61 +33 24 14.8 c 629
2001-10-15 21:34:05 C 00 48 00.57 +33 24 03.1 c 629
2001-10-15 21:38:07 C 00 48 00.65 +33 23 49.5 c 629
2001-10-17 05:44:00 C 00 48 40.27 +31 29 56.2 17.9 c 704
2001-10-17 06:07:13 C 00 48 40.54 +31 28 32.0 19.4 c 704
2001-10-17 06:30:16 C 00 48 40.90 +31 27 11.4 18.3 c 704
2001-10-17 06:53:16 C 00 48 41.23 +31 25 49.2 18.4 c 704
2001-10-17 07:16:14 C 00 48 41.53 +31 24 27.0 18.6 c 704
2001-10-18 05:46:18 C 00 49 10.36 +30 03 46.4 17.7 c 704
2001-10-18 06:09:12 C 00 49 10.70 +30 02 23.7 18.3 c 704
2001-10-18 06:32:09 C 00 49 11.01 +30 01 00.9 18.1 c 704
2001-10-18 06:55:03 C 00 49 11.34 +29 59 38.7 18.0 c 704
2001-10-18 07:17:55 C 00 49 11.67 +29 58 16.0 17.9 c 704
2001-10-20 06:26:21 C 00 50 12.84 +27 08 12.5 c 699
2001-10-20 06:54:37 C 00 50 13.30 +27 06 29.9 c 699
2001-10-20 07:22:51 C 00 50 13.76 +27 04 47.5 c 699
2001-10-20 07:51:07 C 00 50 14.21 +27 03 05.1 c 699
2001-10-23 06:00:48 C 00 51 50.54 +22 50 31.9 c 670
2001-10-23 06:02:45 C 00 51 50.63 +22 50 27.0 c 670
2001-10-26 05:14:53 C 00 53 34.86 +18 39 52.3 17.7 c 644
2001-10-26 05:44:13 C 00 53 35.42 +18 38 11.5 17.7 c 644
2001-10-26 06:15:14 C 00 53 36.01 +18 36 24.5 17.6 c 644
2001-11-03 06:11:20 C 00 58 56.74 +08 25 14.0 c 649
2001-11-03 06:15:53 C 00 58 56.84 +08 25 01.3 c 649
2001-11-03 06:20:13 C 00 58 56.97 +08 24 48.3 c 649
2001-11-03 06:24:32 C 00 58 57.12 +08 24 36.3 c 649
2001-11-03 19:22:16 C 00 59 21.92 +07 47 43.8 m 611
2001-11-03 19:43:50 C 00 59 22.83 +07 46 41.8 m 611
2001-11-03 19:46:33 C 00 59 22.65 +07 46 32.8 m 611
2001-11-09 05:14:34 C 01 03 36.99 +02 13 54.6 18.5 c 704
2001-11-09 05:35:23 C 01 03 37.77 +02 13 06.1 18.4 c 704
2001-11-09 06:16:09 C 01 03 38.90 +02 11 30.9 18.6 c 704
2001-11-09 06:37:09 C 01 03 39.52 +02 10 43.4 19.0 c 704
2001-11-15 04:52:05 C 01 08 54.38 -02 41 17.6 19.0 c 644
2001-11-15 05:22:11 C 01 08 55.38 -02 42 11.6 19.8 c 644
2001-11-15 05:54:07 C 01 08 56.53 -02 43 08.9 19.3 c 644
2001-11-20 09:52:15 C 01 13 59.82 -05 59 56.8 20.1 c 608
2001-11-20 10:07:48 C 01 14 00.43 -06 00 18.6 21.0 c 608
2001-11-20 10:23:00 C 01 14 00.98 -06 00 40.5 20.4 c 608
2003-05-03 23:33:38 C 18 19 32.84 +08 09 49.0 c 540