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
2011-11-28 12:29:20 C 10 00 24.29 -14 38 54.6 u 448
2011-11-28 12:43:07 C 10 00 24.52 -14 39 05.6 u 448
2011-12-26 15:47:10 C 09 58 26.50 -21 50 55.0 r E12
2011-12-26 16:14:39 C 09 58 25.75 -21 51 08.5 r E12
2012-01-02 13:43:11 C 09 53 22.09 -23 03 51.4 r E12
2012-01-02 14:17:38 C 09 53 20.83 -23 04 04.7 r E12
2012-01-02 14:34:55 C 09 53 20.14 -23 04 11.8 r E12
2012-01-03 09:56:28 C 09 52 37.56 -23 11 37.1 r 703
2012-01-03 10:03:55 C 09 52 37.27 -23 11 41.2 r 703
2012-01-03 10:11:21 C 09 52 36.91 -23 11 43.9 r 703
2012-01-04 10:04:16 C 09 51 42.81 -23 20 26.2 18.5 c 704
2012-01-04 10:23:32 C 09 51 42.08 -23 20 32.1 18.1 c 704
2012-01-04 10:42:49 C 09 51 41.31 -23 20 40.2 18.4 c 704
2012-01-04 11:01:53 C 09 51 40.45 -23 20 47.0 18.4 c 704
2012-01-08 08:14:41 C 09 47 49.83 -23 50 44.9 u 448
2012-01-08 08:23:55 C 09 47 49.44 -23 50 46.2 u 448
2012-01-08 08:34:08 C 09 47 48.97 -23 50 49.4 u 448
2012-01-08 08:43:29 C 09 47 48.57 -23 50 51.5 u 448
2012-01-31 10:35:50 C 09 17 38.468 -24 22 14.31 L F51
2012-01-31 10:54:05 C 09 17 37.354 -24 22 10.99 L F51
2012-01-31 11:33:29 C 09 17 34.933 -24 22 03.87 L F51
2012-01-31 11:50:21 C 09 17 33.898 -24 22 00.79 L F51
2012-02-04 09:52:55 C 09 12 00.429 -24 01 20.53 L F51
2012-02-04 10:11:47 C 09 11 59.289 -24 01 15.71 L F51
2012-03-04 04:24:38 C 08 40 15.13 -18 49 11.4 u 448
2012-03-04 04:43:01 C 08 40 14.59 -18 49 01.2 u 448
2012-03-04 05:00:57 C 08 40 14.05 -18 48 51.2 u 448
2012-03-23 04:26:24 C 08 33 18.07 -14 34 05.9 r 703
2012-03-23 04:35:13 C 08 33 18.00 -14 34 01.3 r 703
2012-03-23 04:44:09 C 08 33 17.92 -14 33 56.5 r 703
2012-03-23 04:53:04 C 08 33 17.89 -14 33 51.5 r 703
2012-03-23 05:02:02 C 08 33 17.89 -14 33 46.6 r 703
2014-03-16 14:25:48 C 16 53 05.293 -23 31 13.10 L F51
2014-03-16 14:41:36 C 16 53 05.660 -23 31 10.93 L F51
2014-03-16 14:57:33 C 16 53 06.035 -23 31 09.18 L F51
2014-04-08 14:08:43 C 17 00 29.914 -21 51 06.30 L F51
2014-04-08 14:26:34 C 17 00 29.905 -21 51 01.94 L F51
2014-04-08 15:02:09 C 17 00 29.885 -21 50 53.22 L F51
2014-05-03 07:35:36 C 16 51 14.94 -18 37 27.7 o 926
2014-05-03 08:05:00 C 16 51 13.99 -18 37 15.8 o 926
2014-05-03 08:30:59 C 16 51 13.10 -18 37 05.0 o 926
2014-05-03 11:20:55 C 16 51 07.492 -18 35 52.97 L F51
2014-05-03 11:36:27 C 16 51 06.951 -18 35 46.48 L F51
2014-05-03 11:51:57 C 16 51 06.416 -18 35 40.00 L F51
2014-05-21 06:47:44 C 16 32 04.36 -15 09 25.1 q 703
2014-05-21 07:07:36 C 16 32 03.15 -15 09 13.6 q 703
2014-05-21 07:14:48 C 16 32 02.75 -15 09 09.3 q 703
2014-05-28 09:06:12 C 16 22 18.611 -13 34 19.14 L F51
2014-05-28 09:24:31 C 16 22 17.490 -13 34 08.74 L F51
2014-05-28 09:42:48 C 16 22 16.364 -13 33 58.28 L F51