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
2021-12-06 20:38:50 C 07 09 47.38 -21 20 12.3 V M44
2021-12-15 11:46:29 C 06 47 19.11 -23 56 07.2 V T08
2021-12-15 12:37:26 C 06 47 13.82 -23 56 28.5 V T08
2021-12-15 13:49:38 C 06 47 06.38 -23 56 57.8 V T08
2021-12-18 04:30:07 C 06 41 15.48 -24 17 49.2 q 834
2021-12-18 05:26:42 C 06 41 10.10 -24 18 04.1 q 834
2021-12-21 12:09:31 C 06 34 24.57 -24 31 26.7 V T05
2021-12-21 12:14:08 C 06 34 24.18 -24 31 27.0 V T05
2021-12-21 12:22:42 C 06 34 23.44 -24 31 27.6 V T05
2021-12-21 12:39:51 C 06 34 21.94 -24 31 28.7 V T05
2021-12-23 01:27:06 C 06 31 27.63 -24 32 44.6 q 834
2021-12-23 02:08:17 C 06 31 24.28 -24 32 45.6 q 834
2021-12-23 12:57:58 C 06 30 33.57 -24 32 41.6 q E89
2021-12-23 13:04:54 C 06 30 33.05 -24 32 41.5 q E89
2021-12-23 13:10:54 C 06 30 32.57 -24 32 41.3 q E89
2021-12-23 13:19:37 C 06 30 31.86 -24 32 41.5 q E89
2021-12-27 03:31:08 C 06 24 21.11 -24 24 52.1 q X74
2021-12-27 03:47:40 C 06 24 19.92 -24 24 49.4 q X74
2021-12-27 04:04:12 C 06 24 18.71 -24 24 46.5 q X74
2021-12-30 12:57:02 C 06 19 13.87 -24 06 32.0 q E89
2021-12-30 12:59:04 C 06 19 13.75 -24 06 31.4 q E89
2022-01-01 12:27:35 C 06 16 34.14 -23 51 44.7 q E89
2022-01-01 12:33:27 C 06 16 33.82 -23 51 42.9 q E89
2022-01-01 12:37:07 C 06 16 33.61 -23 51 41.6 q E89
2022-01-01 12:40:43 C 06 16 33.41 -23 51 40.2 q E89
2022-01-03 11:48:08 C 06 14 09.12 -23 34 20.9 q E89
2022-01-03 11:51:36 C 06 14 08.95 -23 34 20.0 q E89
2022-01-03 11:55:34 C 06 14 08.73 -23 34 18.5 q E89
2022-01-06 06:51:08 C 06 11 07.22 -23 06 01.2 V 703
2022-01-06 06:59:22 C 06 11 06.86 -23 05 57.0 V 703
2022-01-06 07:07:40 C 06 11 06.48 -23 05 53.4 V 703
2022-01-06 07:15:56 C 06 11 06.03 -23 05 48.7 V 703
2022-01-06 11:07:12 C 06 10 56.25 -23 04 01.0 V T05
2022-01-06 11:11:51 C 06 10 56.04 -23 03 58.8 V T05
2022-01-06 11:23:05 C 06 10 55.54 -23 03 53.2 V T05
2022-01-06 11:38:58 C 06 10 54.81 -23 03 45.9 V T05
2022-01-10 09:43:05 C 06 07 28.45 -22 16 46.5 V T05
2022-01-10 09:48:21 C 06 07 28.26 -22 16 43.6 V T05
2022-01-10 10:25:18 C 06 07 26.93 -22 16 23.9 V T05
2022-01-11 11:06:12 C 06 06 41.58 -22 02 48.5 q E89
2022-01-11 11:11:03 C 06 06 41.41 -22 02 45.7 q E89
2022-01-11 11:15:48 C 06 06 41.25 -22 02 42.8 q E89
2022-01-11 11:21:15 C 06 06 41.08 -22 02 40.0 q E89
2022-01-13 09:29:19 C 06 05 24.984 -21 36 55.84 U F52
2022-01-13 09:41:15 C 06 05 24.637 -21 36 48.91 U F52
2022-01-13 09:53:11 C 06 05 24.283 -21 36 42.06 U F52
2022-01-13 11:59:21 C 06 05 21.06 -21 35 16.6 q E89
2022-01-13 12:05:45 C 06 05 20.90 -21 35 12.5 q E89
2022-01-13 12:11:25 C 06 05 20.76 -21 35 09.2 q E89
2022-01-13 12:18:11 C 06 05 20.58 -21 35 05.2 q E89