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
2021-08-20 06:44:20 C 16 44 05.59 +39 04 46.1 V T08
2021-08-20 06:53:37 C 16 44 05.05 +39 04 51.7 V T08
2021-08-20 07:13:03 C 16 44 03.96 +39 05 03.1 V T08
2021-08-20 09:09:18 C 16 43 57.535 +39 06 09.97 U F51
2021-08-20 09:18:40 C 16 43 57.023 +39 06 15.16 U F51
2021-08-20 09:28:04 C 16 43 56.515 +39 06 20.55 U F51
2021-08-20 19:12:51 C 16 43 27.47 +39 12 11.6 V 089
2021-08-20 19:16:39 C 16 43 27.27 +39 12 14.1 V 089
2021-08-20 19:20:27 C 16 43 27.02 +39 12 16.2 V 089
2021-08-20 19:24:15 C 16 43 26.81 +39 12 17.3 V 089
2021-08-20 19:28:03 C 16 43 26.64 +39 12 19.9 V 089
2021-08-20 19:31:51 C 16 43 26.43 +39 12 22.4 V 089
2021-08-20 19:39:27 C 16 43 26.00 +39 12 26.2 V 089
2021-08-21 04:55:44 C 16 42 58.02 +39 18 07.5 q U76
2021-08-21 05:26:19 C 16 42 56.35 +39 18 25.1 q U76
2021-08-21 05:56:53 C 16 42 54.70 +39 18 42.7 q U76
2021-08-21 19:09:52 C 16 42 15.51 +39 26 40.3 V 089
2021-08-21 19:17:28 C 16 42 15.08 +39 26 44.3 V 089
2021-08-21 19:21:16 C 16 42 14.89 +39 26 46.6 V 089
2021-08-21 19:28:52 C 16 42 14.49 +39 26 50.8 V 089
2021-08-21 19:32:40 C 16 42 14.28 +39 26 53.1 V 089
2021-08-22 06:34:59 C 16 41 41.83 +39 33 41.6 V T05
2021-08-22 06:39:37 C 16 41 41.58 +39 33 44.5 V T05
2021-08-22 06:47:34 C 16 41 41.14 +39 33 49.1 V T05
2021-08-22 07:04:08 C 16 41 40.24 +39 33 58.6 V T05
2021-08-22 21:28:17 C 16 40 58.15 +39 42 30.7 V Z43
2021-08-22 21:42:41 C 16 40 57.40 +39 42 39.2 V Z43
2021-08-22 21:52:18 C 16 40 56.90 +39 42 44.7 V Z43
2021-08-22 22:00:59 C 16 40 56.45 +39 42 49.6 V Z43
2021-08-23 19:01:03 C 16 39 55.98 +39 55 30.7 V 089
2021-08-23 19:04:51 C 16 39 55.78 +39 55 33.0 V 089
2021-08-23 19:08:39 C 16 39 55.61 +39 55 34.9 V 089
2021-08-23 19:12:27 C 16 39 55.38 +39 55 37.5 V 089
2021-08-23 19:16:15 C 16 39 55.21 +39 55 39.6 V 089
2021-08-23 19:20:03 C 16 39 55.00 +39 55 42.0 V 089
2021-08-23 19:23:51 C 16 39 54.80 +39 55 44.1 V 089
2021-08-23 19:27:39 C 16 39 54.65 +39 55 46.6 V 089
2021-08-23 19:31:27 C 16 39 54.41 +39 55 48.9 V 089
2021-08-23 19:35:15 C 16 39 54.28 +39 55 51.0 V 089
2021-08-24 18:58:39 C 16 38 47.98 +40 09 57.5 V 089
2021-08-24 19:02:28 C 16 38 47.81 +40 10 00.3 V 089
2021-08-24 19:06:16 C 16 38 47.60 +40 10 02.3 V 089
2021-08-24 19:10:04 C 16 38 47.39 +40 10 04.6 V 089
2021-08-24 19:13:52 C 16 38 47.23 +40 10 06.6 V 089
2021-08-24 19:17:40 C 16 38 47.01 +40 10 08.7 V 089
2021-08-24 19:21:28 C 16 38 46.81 +40 10 10.9 V 089
2021-08-24 19:25:16 C 16 38 46.68 +40 10 13.0 V 089
2021-08-24 19:29:04 C 16 38 46.45 +40 10 15.2 V 089
2021-08-24 19:32:52 C 16 38 46.28 +40 10 17.4 V 089
2021-08-25 18:57:01 C 16 37 41.04 +40 24 26.4 V 089