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
2019-03-29 04:40:46 C 09 35 52.21 -18 17 05.0 V 703
2019-03-29 04:48:21 C 09 35 52.15 -18 17 01.1 V 703
2019-04-09 04:03:15 C 09 32 39.00 -16 06 29.8 V G96
2019-04-09 04:11:21 C 09 32 38.97 -16 06 25.7 V G96
2019-04-09 04:19:27 C 09 32 38.85 -16 06 21.4 V G96
2019-04-09 04:27:33 C 09 32 38.83 -16 06 17.9 V G96
2020-04-24 06:44:43 C 12 56 19.13 -23 58 39.7 V G96
2020-04-24 06:52:10 C 12 56 18.79 -23 58 36.7 V G96
2020-04-24 06:59:38 C 12 56 18.50 -23 58 34.2 V G96
2020-04-24 07:07:07 C 12 56 18.22 -23 58 31.2 V G96
2020-04-30 04:14:06 C 12 51 14.87 -23 02 22.2 V G96
2020-04-30 04:22:36 C 12 51 14.55 -23 02 19.6 V G96
2020-04-30 04:31:09 C 12 51 14.18 -23 02 15.9 V G96
2020-04-30 04:39:41 C 12 51 13.91 -23 02 12.6 V G96
2020-05-26 05:10:24 C 12 36 07.23 -18 58 24.0 V G96
2020-05-26 05:17:53 C 12 36 07.08 -18 58 22.4 V G96
2020-05-26 05:25:22 C 12 36 06.96 -18 58 19.0 V G96
2020-05-26 05:32:50 C 12 36 06.87 -18 58 16.6 V G96
2021-05-20 12:20:52 C 18 52 31.24 -03 36 06.8 V T05
2021-05-20 12:24:49 C 18 52 31.22 -03 36 02.5 V T05
2021-05-20 13:04:54 C 18 52 31.15 -03 35 21.5 V T05
2021-05-24 10:49:30 C 18 52 16.05 -01 55 57.6 V T05
2021-05-24 10:53:28 C 18 52 16.02 -01 55 53.4 V T05
2021-05-24 10:58:44 C 18 52 15.98 -01 55 47.6 V T05
2021-05-24 11:13:16 C 18 52 15.86 -01 55 31.6 V T05
2021-05-30 11:29:38 C 18 50 43.03 +00 50 31.0 V T08
2021-05-30 11:39:51 C 18 50 42.84 +00 50 43.3 V T08
2021-05-30 11:42:30 C 18 50 42.79 +00 50 46.4 V T08
2021-05-30 12:19:37 C 18 50 42.11 +00 51 31.2 V T08
2021-05-30 23:51:50 C 18 50 31.02 +01 05 25.3 q G33
2021-05-30 23:53:29 C 18 50 30.95 +01 05 27.7 q G33
2021-05-30 23:55:05 C 18 50 30.92 +01 05 29.3 q G33
2021-05-30 23:56:51 C 18 50 30.88 +01 05 31.1 q G33
2021-05-30 23:58:18 C 18 50 30.81 +01 05 33.3 q G33
2021-05-31 00:00:13 C 18 50 30.78 +01 05 35.3 q G33
2021-05-31 22:43:35 C 18 50 07.11 +01 33 23.6 q L47
2021-05-31 22:55:33 C 18 50 06.73 +01 33 40.7 q L47
2021-06-03 00:36:50 C 18 49 05.72 +02 35 52.4 V 160
2021-06-03 00:39:53 C 18 49 05.74 +02 35 56.5 V 160
2021-06-03 00:42:57 C 18 49 05.67 +02 36 00.4 V 160
2021-06-03 12:33:07 C 18 48 49.46 +02 51 09.4 V T08
2021-06-03 12:37:07 C 18 48 49.35 +02 51 14.5 V T08
2021-06-03 12:45:08 C 18 48 49.14 +02 51 24.7 V T08
2021-06-03 12:59:42 C 18 48 48.77 +02 51 43.3 V T08
2021-06-05 10:46:07 C 18 47 40.44 +03 51 03.3 V T05
2021-06-05 10:51:33 C 18 47 40.29 +03 51 10.4 V T05
2021-06-05 11:01:31 C 18 47 39.99 +03 51 23.5 V T05
2021-06-05 11:16:45 C 18 47 39.55 +03 51 43.6 V T05
2021-06-09 13:31:18 C 18 44 38.27 +06 04 01.2 q 900
2021-06-09 13:36:21 C 18 44 38.06 +06 04 07.9 q 900