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
2004-07-25 20:24:53 C 19 01 59.63 +53 46 15.7 o A16
2004-07-26 13:14:38 C 19 00 20.83 +54 25 18.9 o 379
2004-07-26 13:16:47 C 19 00 20.55 +54 25 24.2 o 379
2004-07-26 13:18:57 C 19 00 20.31 +54 25 29.4 o 379
2004-07-26 13:21:06 C 19 00 20.13 +54 25 34.3 o 379
2004-07-26 13:27:33 C 19 00 19.42 +54 25 48.8 o 379
2004-07-27 05:23:41 C 18 58 43.42 +55 02 32.3 c H41
2004-07-27 05:27:08 C 18 58 42.94 +55 02 40.7 c H41
2004-07-27 05:30:33 C 18 58 42.60 +55 02 48.4 c H41
2004-07-27 05:32:38 C 18 58 42.34 +55 02 53.4 c H41
2004-07-27 05:34:49 C 18 58 42.07 +55 02 58.2 c H41
2004-07-27 05:36:44 C 18 58 41.94 +55 03 02.9 c H41
2004-07-27 20:05:53 C 18 57 13.51 +55 36 13.6 o 151
2004-07-27 20:07:45 C 18 57 13.32 +55 36 17.8 o 151
2004-07-27 20:10:15 C 18 57 13.03 +55 36 24.1 o 151
2004-07-27 20:13:24 C 18 57 12.73 +55 36 30.9 o 151
2004-07-27 20:15:23 C 18 57 12.47 +55 36 35.6 o 151
2004-07-27 20:16:09 C 18 57 12.39 +55 36 37.5 o 151
2004-07-27 20:17:06 C 18 57 12.31 +55 36 39.5 o 151
2004-07-27 20:17:56 C 18 57 12.22 +55 36 41.4 o 151
2004-07-27 20:18:53 C 18 57 12.11 +55 36 43.7 o 151
2004-07-27 20:20:17 C 18 57 11.92 +55 36 47.2 o 151
2004-07-28 13:31:26 C 18 55 22.05 +56 16 09.6 m 379
2004-07-28 13:33:35 C 18 55 21.75 +56 16 15.1 m 379
2004-07-28 13:42:10 C 18 55 20.75 +56 16 33.9 m 379
2004-07-28 13:44:19 C 18 55 20.48 +56 16 38.9 m 379
2004-07-28 20:09:44 C 18 54 39.68 +56 31 12.4 o 151
2004-07-28 20:10:52 C 18 54 39.55 +56 31 15.2 o 151
2004-07-28 20:12:31 C 18 54 39.38 +56 31 19.2 o 151
2004-07-28 20:16:27 C 18 54 38.95 +56 31 27.9 o 151
2004-07-28 20:18:29 C 18 54 38.77 +56 31 32.5 o 151
2004-07-28 20:40:14 C 18 54 36.21 +56 32 22.2 o 198
2004-07-28 20:41:49 C 18 54 36.02 +56 32 25.8 o 198
2004-07-28 20:43:25 C 18 54 35.85 +56 32 29.3 o 198
2004-07-28 20:49:47 C 18 54 35.10 +56 32 44.0 o 198
2004-07-28 20:51:22 C 18 54 34.92 +56 32 47.6 o 198
2004-07-28 21:32:29 C 18 54 30.12 +56 34 21.8 o 240
2004-07-28 21:34:04 C 18 54 29.95 +56 34 25.3 o 240
2004-07-28 21:35:00 C 18 54 29.75 +56 34 26.6 c 639
2004-07-28 21:35:39 C 18 54 29.77 +56 34 28.9 o 240
2004-07-28 21:37:01 C 18 54 29.45 +56 34 31.6 c 639
2004-07-28 21:37:14 C 18 54 29.58 +56 34 32.5 o 240
2004-07-28 21:38:49 C 18 54 29.39 +56 34 36.1 o 240
2004-07-28 21:40:24 C 18 54 29.22 +56 34 39.7 o 240
2004-07-28 21:43:33 C 18 54 28.85 +56 34 46.9 o 240
2004-07-28 21:46:43 C 18 54 28.48 +56 34 54.2 o 240
2004-07-28 21:48:18 C 18 54 28.30 +56 34 57.6 o 240
2004-07-28 21:49:26 C 18 54 28.04 +56 34 59.6 c 639
2004-07-28 21:49:52 C 18 54 28.11 +56 35 01.2 o 240
2004-07-28 21:55:41 C 18 54 27.36 +56 35 13.4 c 639