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
2015-02-04 00:15:54 C 01 28 07.53 +00 46 38.7 q I15
2015-02-04 00:19:08 C 01 28 08.12 +00 46 39.9 q I15
2015-02-06 00:42:54 C 01 37 55.71 +00 59 01.3 q I15
2015-02-06 00:47:46 C 01 37 56.72 +00 59 02.5 q I15
2015-02-06 00:54:06 C 01 37 58.00 +00 59 04.7 q I15
2015-02-07 00:13:40 C 01 42 37.29 +01 05 01.3 q H21
2015-02-07 00:17:32 C 01 42 38.04 +01 05 01.3 q H21
2015-02-07 00:21:23 C 01 42 38.80 +01 05 02.0 q H21
2015-02-07 00:25:15 C 01 42 39.55 +01 05 03.6 q H21
2015-02-07 00:29:06 C 01 42 40.32 +01 05 04.5 q H21
2015-02-09 19:31:11 C 01 55 48.01 +01 22 02.1 q 160
2015-02-09 19:34:08 C 01 55 48.53 +01 22 03.0 q 160
2015-02-09 19:37:05 C 01 55 49.12 +01 22 03.7 q 160
2015-02-11 00:31:15 C 02 01 22.18 +01 29 20.0 q H21
2015-02-11 00:35:15 C 02 01 22.94 +01 29 20.8 q H21
2015-02-11 00:39:26 C 02 01 23.74 +01 29 22.0 q H21
2015-02-11 00:43:19 C 02 01 24.47 +01 29 22.9 q H21
2015-02-11 00:47:13 C 02 01 25.21 +01 29 24.1 q H21
2015-02-11 19:03:44 C 02 04 53.57 +01 33 57.9 q 160
2015-02-11 19:05:54 C 02 04 53.97 +01 33 57.8 q 160
2015-02-11 19:08:16 C 02 04 54.43 +01 33 58.5 q 160
2015-02-18 18:41:36 C 02 35 31.59 +02 14 58.1 q 160
2015-02-18 18:44:34 C 02 35 32.10 +02 14 59.2 q 160
2015-02-18 18:47:32 C 02 35 32.63 +02 14 59.7 q 160
2015-02-19 18:12:16 C 02 39 38.95 +02 20 34.1 q 160
2015-02-19 18:15:16 C 02 39 39.48 +02 20 34.7 q 160
2015-02-19 18:18:17 C 02 39 39.97 +02 20 35.7 q 160
2015-03-06 03:14:10 C 03 35 35.23 +03 35 52.3 o 926
2015-03-06 03:29:27 C 03 35 37.53 +03 35 55.5 o 926
2015-03-06 03:42:08 C 03 35 39.42 +03 35 58.1 o 926
2015-03-08 18:52:50 C 03 45 03.18 +03 48 05.3 q 160
2015-03-08 18:56:25 C 03 45 03.68 +03 48 05.7 q 160
2015-03-08 18:59:59 C 03 45 04.24 +03 48 06.9 q 160
2015-03-10 19:03:25 C 03 52 03.39 +03 56 58.6 q 160
2015-03-10 19:06:48 C 03 52 03.87 +03 56 59.0 q 160
2015-03-10 19:10:11 C 03 52 04.37 +03 57 00.0 q 160
2015-03-11 02:53:54 C 03 53 11.05 +03 58 24.1 q 703
2015-03-11 02:59:40 C 03 53 11.85 +03 58 25.4 q 703
2015-03-11 03:05:26 C 03 53 12.71 +03 58 26.1 q 703
2015-03-11 03:11:12 C 03 53 13.50 +03 58 28.1 q 703
2016-01-11 14:50:50 C 12 11 10.354 -25 42 56.13 L F51
2016-01-11 15:05:49 C 12 11 10.363 -25 43 00.05 L F51
2016-01-11 15:20:45 C 12 11 10.369 -25 43 03.77 L F51
2016-01-11 15:35:41 C 12 11 10.381 -25 43 07.68 L F51
2016-03-16 09:34:03 C 11 30 53.070 -25 44 44.61 L F51
2016-03-16 09:39:36 C 11 30 52.841 -25 44 42.77 L F51
2016-03-16 09:50:49 C 11 30 52.351 -25 44 39.29 L F51
2016-03-16 09:56:22 C 11 30 52.132 -25 44 37.67 L F51
2016-03-16 10:07:34 C 11 30 51.648 -25 44 34.17 L F51
2016-03-16 10:24:19 C 11 30 50.929 -25 44 28.81 L F51