159857 (2004 LJ1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5935140065 ± 3.88e-09
Semi-major axis (a)2.2624117045 AU ± 3.77e-10
Inclination (i)23.15067255° ± 1.24e-06
Long. of Asc. Node (Ω)235.52726332° ± 2.62e-06
Arg. of Perihelion (ω)140.01550169° ± 2.79e-06
Mean Anomaly (M)75.20361457° ± 5.26e-07
Mean Motion (n)0.2896375184°/day ± 7.24e-11
Perihelion dist (q)0.91963867 AU ± 8.79e-09
Aphelion dist (Q)3.60518474 AU ± 8.81e-09
Orbital Period3.40296481 yr ± 8.51e-10
Physical Parameters
H (abs. magnitude)15.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.249″
Uncertainty0
Orbit TypeApollo
MOID0.014530 AU
Observations Used2906
Gaia Obs Used20
Oppositions14
Arc Total1995-2025
First Observation Used1995-02-03
Last Observation Used2025-12-21
Observations (3112)
Date Type RA Dec Mag Band Observatory
2021-07-17 19:57:13 C 17 42 25.20 +27 57 05.2 V 089
2021-07-17 20:00:49 C 17 42 24.88 +27 57 10.2 V 089
2021-07-17 20:04:25 C 17 42 24.51 +27 57 14.5 V 089
2021-07-17 22:38:55 C 17 42 10.85 +28 00 17.0 V G33
2021-07-17 22:40:37 C 17 42 10.68 +28 00 19.0 V G33
2021-07-17 22:41:47 C 17 42 10.59 +28 00 20.5 V G33
2021-07-17 22:43:33 C 17 42 10.42 +28 00 22.1 V G33
2021-07-17 22:46:50 C 17 42 10.16 +28 00 26.1 V G33
2021-07-18 08:07:46 C 17 41 20.76 +28 11 33.0 q U69
2021-07-18 08:14:53 C 17 41 20.12 +28 11 41.2 q U69
2021-07-18 08:38:18 C 17 41 17.99 +28 12 08.5 q U69
2021-07-18 08:40:25 C 17 41 18.31 +28 12 16.4 V T08
2021-07-18 08:44:26 C 17 41 17.94 +28 12 21.2 V T08
2021-07-18 08:56:37 C 17 41 16.81 +28 12 35.5 V T08
2021-07-18 09:47:38 C 17 41 12.12 +28 13 35.0 V T08
2021-07-19 05:34:14 C 17 39 28.81 +28 36 35.7 U I41
2021-07-19 05:59:04 C 17 39 26.54 +28 37 04.5 U I41
2021-07-19 05:59:46 C 17 39 26.48 +28 37 05.2 U I41
2021-07-19 06:20:18 C 17 39 24.59 +28 37 28.9 U I41
2021-07-19 06:46:16 C 17 39 22.22 +28 37 58.7 U I41
2021-07-19 08:14:36 C 17 39 14.31 +28 39 36.8 q U65
2021-07-19 08:42:30 C 17 39 11.79 +28 40 08.6 q U65
2021-07-19 09:28:03 C 17 39 07.55 +28 41 02.8 U I41
2021-07-19 19:22:45 C 17 38 16.52 +28 52 23.9 V 089
2021-07-19 19:26:22 C 17 38 16.25 +28 52 28.1 V 089
2021-07-19 19:29:59 C 17 38 15.87 +28 52 31.9 V 089
2021-07-19 19:33:49 C 17 38 15.56 +28 52 36.9 V 089
2021-07-19 19:37:26 C 17 38 15.22 +28 52 40.8 V 089
2021-07-19 19:41:03 C 17 38 14.89 +28 52 45.5 V 089
2021-07-19 19:44:40 C 17 38 14.57 +28 52 49.2 V 089
2021-07-19 19:48:17 C 17 38 14.23 +28 52 52.8 V 089
2021-07-19 23:10:39 C 17 37 56.18 +28 56 43.8 V L63
2021-07-19 23:22:25 C 17 37 55.10 +28 56 57.1 V L63
2021-07-19 23:34:05 C 17 37 54.07 +28 57 09.9 V L63
2021-07-20 03:08:24 C 17 37 36.08 +29 01 15.1 V V93
2021-07-20 04:04:05 C 17 37 31.00 +29 02 18.4 V V93
2021-07-20 04:41:35 C 17 37 27.57 +29 03 00.7 V V93
2021-07-20 07:07:37 C 17 37 14.73 +29 05 47.2 q U69
2021-07-20 07:22:36 C 17 37 13.36 +29 06 04.0 q U69
2021-07-20 07:39:12 C 17 37 11.85 +29 06 22.8 q U69
2021-07-20 08:24:48 C 17 37 08.28 +29 07 18.7 V T05
2021-07-20 08:41:01 C 17 37 06.79 +29 07 36.8 V T05
2021-07-20 08:46:17 C 17 37 06.31 +29 07 42.7 V T05
2021-07-20 09:27:53 C 17 37 02.49 +29 08 29.2 V T05
2021-07-20 23:25:26 C 17 35 49.72 +29 23 58.7 V Z80
2021-07-20 23:28:26 C 17 35 49.48 +29 24 02.1 V Z80
2021-07-20 23:31:26 C 17 35 49.20 +29 24 05.7 V Z80
2021-07-21 02:41:02 C 17 35 33.33 +29 27 39.3 V V93
2021-07-21 03:42:05 C 17 35 27.82 +29 28 46.8 V V93
2021-07-21 04:29:46 C 17 35 23.49 +29 29 39.6 V V93