IAA RAS IAA Minor Planet Database

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
2021-09-06 19:50:17 C 16 24 44.30 +43 28 19.8 – V C40
2021-09-06 19:56:34 C 16 24 44.00 +43 28 23.9 – V C40
2021-09-06 20:07:40 C 16 24 43.52 +43 28 31.9 – V 089
2021-09-06 20:11:29 C 16 24 43.35 +43 28 34.6 – V 089
2021-09-06 20:15:17 C 16 24 43.30 +43 28 37.4 – V 089
2021-09-06 20:19:05 C 16 24 43.03 +43 28 39.5 – V 089
2021-09-06 20:22:23 C 16 24 42.78 +43 28 40.6 – V C40
2021-09-06 20:22:53 C 16 24 42.86 +43 28 41.2 – V 089
2021-09-06 20:26:41 C 16 24 42.64 +43 28 43.4 – V 089
2021-09-06 20:28:39 C 16 24 42.50 +43 28 44.7 – V C40
2021-09-06 20:30:14 C 16 24 42.40 +43 28 45.7 – V C40
2021-09-06 20:30:29 C 16 24 42.49 +43 28 45.9 – V 089
2021-09-06 20:34:17 C 16 24 42.24 +43 28 49.4 – V 089
2021-09-06 20:38:05 C 16 24 42.13 +43 28 51.8 – V 089
2021-09-07 05:34:17 C 16 24 17.46 +43 35 17.2 – V T05
2021-09-07 05:38:58 C 16 24 17.23 +43 35 20.3 – V T05
2021-09-07 05:46:52 C 16 24 16.79 +43 35 25.6 – V T05
2021-09-07 06:27:18 C 16 24 14.65 +43 35 52.2 – V T05
2021-09-07 17:53:32 C 16 23 42.32 +43 43 41.9 – V C40
2021-09-07 17:55:06 C 16 23 42.24 +43 43 42.7 – V C40
2021-09-07 17:56:40 C 16 23 42.18 +43 43 43.9 – V C40
2021-09-07 17:59:48 C 16 23 42.00 +43 43 46.0 – V C40
2021-09-07 18:01:22 C 16 23 41.94 +43 43 47.0 – V C40
2021-09-07 18:02:57 C 16 23 41.86 +43 43 48.1 – V C40
2021-09-07 18:06:06 C 16 23 41.69 +43 43 50.0 – V C40
2021-09-07 19:26:28 C 16 23 37.62 +43 44 43.4 – V C40
2021-09-07 20:14:41 C 16 23 35.29 +43 45 15.0 – V C40
2021-09-07 20:17:51 C 16 23 35.13 +43 45 17.3 – V C40
2021-09-07 20:28:51 C 16 23 34.60 +43 45 24.3 – V C40
2021-09-07 20:54:28 C 16 23 33.41 +43 45 41.2 – V C40
2021-09-07 21:00:44 C 16 23 33.10 +43 45 45.3 – V C40
2021-09-07 21:03:54 C 16 23 32.99 +43 45 47.6 – V C40
2021-09-08 04:07:43 C 16 23 12.75 +43 50 55.9 – V 703
2021-09-08 04:23:21 C 16 23 11.94 +43 51 06.2 – V 703
2021-09-08 04:31:10 C 16 23 11.53 +43 51 11.5 – V 703
2021-09-08 17:09:43 C 16 22 35.29 +44 00 07.1 – V C40
2021-09-08 17:11:17 C 16 22 35.23 +44 00 08.4 – V C40
2021-09-08 17:17:34 C 16 22 34.89 +44 00 12.5 – V C40
2021-09-08 17:22:18 C 16 22 34.63 +44 00 15.8 – V C40
2021-09-08 18:11:34 C 16 22 32.03 +44 00 49.7 – V C40
2021-09-08 19:52:26 C 16 22 26.89 +44 01 57.5 – V C40
2021-09-08 20:05:01 C 16 22 26.27 +44 02 05.8 – V C40
2021-09-08 20:09:35 C 16 22 26.04 +44 02 08.9 – V C40
2021-09-08 20:12:45 C 16 22 25.88 +44 02 11.2 – V C40
2021-09-08 20:14:19 C 16 22 25.79 +44 02 12.3 – V C40
2021-09-09 17:03:57 C 16 21 24.40 +44 17 17.1 – V C40
2021-09-09 17:08:39 C 16 21 24.12 +44 17 20.4 – V C40
2021-09-09 18:17:19 C 16 21 20.60 +44 18 08.8 – V 089
2021-09-09 18:19:40 C 16 21 20.27 +44 18 09.8 – V C40
2021-09-09 18:21:08 C 16 21 20.41 +44 18 12.0 – V 089