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
2021-06-26 08:11:28 C 18 24 01.53 +15 56 18.1 q H06
2021-06-26 08:27:54 C 18 24 00.38 +15 56 42.8 q H06
2021-06-26 22:32:12 C 18 23 03.78 +16 18 01.0 Z L74
2021-06-26 22:39:29 C 18 23 03.26 +16 18 11.9 Z L74
2021-06-26 22:47:09 C 18 23 02.70 +16 18 23.8 Z L74
2021-06-27 08:37:31 C 18 22 22.20 +16 33 18.6 q U69
2021-06-27 09:08:27 C 18 22 19.97 +16 34 05.3 q U69
2021-06-27 09:28:23 C 18 22 18.53 +16 34 35.4 q U69
2021-06-27 21:21:44 C 18 21 29.52 +16 52 33.4 V 089
2021-06-27 21:25:09 C 18 21 29.28 +16 52 38.4 V 089
2021-06-27 21:28:34 C 18 21 29.05 +16 52 43.6 V 089
2021-06-27 21:31:59 C 18 21 28.77 +16 52 49.0 V 089
2021-06-27 21:35:24 C 18 21 28.54 +16 52 53.8 V 089
2021-06-27 21:38:49 C 18 21 28.26 +16 52 59.3 V 089
2021-06-27 21:42:14 C 18 21 28.06 +16 53 04.1 V 089
2021-06-27 21:45:39 C 18 21 27.77 +16 53 09.4 V 089
2021-06-27 21:49:04 C 18 21 27.57 +16 53 14.4 V 089
2021-06-28 07:52:15 C 18 20 45.28 +17 08 29.0 q U69
2021-06-28 08:15:48 C 18 20 43.55 +17 09 04.4 q U69
2021-06-28 08:37:06 C 18 20 41.99 +17 09 36.5 q U69
2021-06-28 11:14:12 C 18 20 30.89 +17 13 37.7 V T08
2021-06-28 11:46:03 C 18 20 28.51 +17 14 25.6 V T08
2021-06-28 12:04:00 C 18 20 27.18 +17 14 52.6 V T08
2021-06-28 12:11:37 C 18 20 26.62 +17 15 04.1 V T08
2021-06-28 21:26:35 C 18 19 47.71 +17 28 55.5 V 089
2021-06-28 21:30:01 C 18 19 47.46 +17 29 01.0 V 089
2021-06-29 21:20:39 C 18 18 04.36 +18 04 55.2 V 089
2021-06-29 21:24:06 C 18 18 04.08 +18 05 00.4 V 089
2021-06-30 04:08:59 C 18 17 34.63 +18 15 11.4 q W38
2021-06-30 04:44:47 C 18 17 31.86 +18 16 06.5 q W38
2021-07-01 21:04:48 C 18 14 31.73 +19 16 20.0 V 938
2021-07-01 21:20:05 C 18 14 30.52 +19 16 42.8 V 938
2021-07-01 21:38:44 C 18 14 29.06 +19 17 10.6 V 938
2021-07-01 21:54:02 C 18 14 27.86 +19 17 33.7 V 938
2021-07-01 22:19:42 C 18 14 25.84 +19 18 11.9 V 938
2021-07-01 22:32:49 C 18 14 24.80 +19 18 31.6 V 938
2021-07-01 22:59:04 C 18 14 22.73 +19 19 10.8 V 938
2021-07-01 23:17:39 C 18 14 21.25 +19 19 38.5 V 938
2021-07-01 23:32:45 C 18 14 20.05 +19 20 01.0 V 938
2021-07-01 23:48:04 C 18 14 18.84 +19 20 23.7 V 938
2021-07-02 00:06:59 C 18 14 17.33 +19 20 51.9 V 938
2021-07-02 00:23:04 C 18 14 16.06 +19 21 15.8 V 938
2021-07-02 00:40:34 C 18 14 14.66 +19 21 41.8 V 938
2021-07-02 00:55:54 C 18 14 13.45 +19 22 04.6 V 938
2021-07-02 01:14:14 C 18 14 12.00 +19 22 31.7 V 938
2021-07-02 07:57:35 C 18 13 41.32 +19 32 31.6 q U69
2021-07-02 08:27:23 C 18 13 38.94 +19 33 15.7 q U69
2021-07-02 08:58:37 C 18 13 36.45 +19 34 01.9 q U69
2021-07-02 10:44:32 C 18 13 28.42 +19 36 42.9 V T08
2021-07-02 10:58:20 C 18 13 27.30 +19 37 03.3 V T08