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
2004-08-17 20:13:53 C 17 19 26.60 +73 14 54.7 c A48
2004-08-17 20:21:30 C 17 19 23.71 +73 15 08.4 c A48
2004-08-17 20:29:09 C 17 19 20.75 +73 15 22.2 c A48
2004-08-17 21:40:43 C 17 18 52.69 +73 17 27.9 i 057
2004-08-17 21:47:44 C 17 18 50.29 +73 17 40.9 i 057
2004-08-17 21:49:45 C 17 18 49.35 +73 17 42.9 17.1 i 057
2004-08-17 21:53:17 C 17 18 48.22 +73 17 49.4 i 057
2004-08-17 21:57:11 C 17 18 46.65 +73 17 56.6 16.8 i 057
2004-08-17 22:01:58 C 17 18 44.80 +73 18 05.2 i 057
2004-08-18 04:19:18 C 17 16 23.30 +73 29 33.0 c H41
2004-08-18 04:21:02 C 17 16 22.71 +73 29 35.7 c H41
2004-08-18 04:23:00 C 17 16 21.73 +73 29 39.2 c H41
2004-08-18 04:24:52 C 17 16 21.06 +73 29 43.0 c H41
2004-08-18 04:27:50 C 17 16 19.92 +73 29 47.5 c H41
2004-08-18 04:29:13 C 17 16 19.24 +73 29 50.5 c H41
2004-08-21 19:51:48 C 16 36 59.47 +75 57 07.1 i 071
2004-08-21 19:55:48 C 16 36 57.50 +75 57 12.3 i 071
2004-08-21 20:01:20 C 16 36 53.92 +75 57 21.2 i 071
2004-08-23 19:16:53 C 16 09 29.96 +77 05 47.2 o 198
2004-08-23 19:17:49 C 16 09 29.27 +77 05 48.3 o 198
2004-08-23 19:20:07 C 16 09 27.81 +77 05 51.6 o 198
2004-08-23 19:25:11 C 16 09 24.47 +77 05 58.2 o 198
2004-08-23 19:27:16 C 16 09 23.14 +77 06 00.9 o 198
2004-08-24 03:45:40 C 16 04 00.18 +77 16 53.6 c H41
2004-08-24 03:47:45 C 16 03 58.76 +77 16 56.0 c H41
2004-08-24 03:49:16 C 16 03 57.49 +77 16 57.9 c H41
2004-08-24 03:50:59 C 16 03 56.60 +77 17 00.6 c H41
2004-08-24 03:52:24 C 16 03 55.63 +77 17 01.9 c H41
2004-08-24 03:59:35 C 16 03 50.89 +77 17 10.7 c H41
2004-08-24 20:14:45 C 15 52 54.23 +77 37 22.7 c A48
2004-08-24 20:18:54 C 15 52 51.33 +77 37 27.6 c A48
2004-08-24 20:23:02 C 15 52 48.36 +77 37 32.4 c A48
2004-08-25 04:09:50 C 15 47 18.89 +77 46 35.1 c H41
2004-08-25 04:15:44 C 15 47 14.58 +77 46 41.8 c H41
2004-08-25 04:17:49 C 15 47 13.13 +77 46 43.7 c H41
2004-08-25 04:19:31 C 15 47 12.00 +77 46 45.9 c H41
2004-08-25 04:22:28 C 15 47 10.06 +77 46 49.0 c H41
2004-08-25 04:24:16 C 15 47 08.60 +77 46 50.5 c H41
2004-08-26 20:05:10 C 15 16 55.65 +78 26 40.0 c 434
2004-08-26 20:07:08 C 15 16 54.06 +78 26 41.9 c 434
2004-08-26 20:09:35 C 15 16 51.87 +78 26 43.0 c 434
2004-08-26 20:11:29 C 15 16 50.07 +78 26 45.0 c 434
2004-08-27 21:14:16 C 14 55 52.12 +78 45 19.4 o 240
2004-08-27 21:17:28 C 14 55 49.52 +78 45 21.3 o 240
2004-08-27 21:19:35 C 14 55 47.67 +78 45 22.4 o 240
2004-08-27 21:20:38 C 14 55 46.71 +78 45 23.0 o 240
2004-08-27 21:22:45 C 14 55 44.84 +78 45 24.3 o 240
2004-08-28 04:45:59 C 14 49 17.84 +78 49 47.4 c H41
2004-08-28 04:47:34 C 14 49 16.50 +78 49 48.2 c H41
2004-08-28 04:48:59 C 14 49 15.23 +78 49 48.9 c H41