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
2021-09-23 20:35:57 C 15 57 00.07 +49 00 32.0 V L92
2021-09-23 23:32:02 C 15 56 41.82 +49 03 09.7 V Z80
2021-09-23 23:37:03 C 15 56 41.28 +49 03 14.5 V Z80
2021-09-24 02:49:57 C 15 56 20.07 +49 06 34.8 V 703
2021-09-24 02:57:50 C 15 56 19.18 +49 06 42.0 V 703
2021-09-24 03:05:43 C 15 56 18.29 +49 06 48.7 V 703
2021-09-24 03:13:36 C 15 56 17.38 +49 06 55.9 V 703
2021-09-25 16:03:36 C 15 52 04.72 +49 42 07.0 V C40
2021-09-25 16:55:36 C 15 51 58.14 +49 42 54.6 V C40
2021-09-25 16:57:07 C 15 51 57.96 +49 42 56.0 V C40
2021-09-25 16:58:39 C 15 51 57.77 +49 42 57.4 V C40
2021-09-25 17:03:14 C 15 51 57.19 +49 43 01.7 V C40
2021-09-25 17:04:47 C 15 51 57.00 +49 43 03.0 V C40
2021-09-25 17:11:06 C 15 51 56.20 +49 43 08.8 V C40
2021-09-25 17:20:17 C 15 51 55.06 +49 43 17.2 V C40
2021-09-25 17:33:06 C 15 51 53.46 +49 43 28.8 V C40
2021-09-25 17:34:39 C 15 51 53.26 +49 43 30.3 V C40
2021-09-25 18:22:00 C 15 51 47.42 +49 44 13.0 V C40
2021-09-25 18:23:31 C 15 51 47.23 +49 44 14.6 V C40
2021-09-27 05:07:46 C 15 47 20.40 +50 18 15.3 V T05
2021-09-27 05:15:43 C 15 47 19.27 +50 18 22.5 V T05
2021-09-27 05:21:40 C 15 47 18.40 +50 18 27.9 V T05
2021-09-27 05:42:12 C 15 47 15.52 +50 18 46.5 V T05
2021-09-29 05:13:01 C 15 40 22.43 +51 05 31.3 V T08
2021-09-29 05:20:59 C 15 40 21.13 +51 05 38.6 V T08
2021-09-29 05:25:37 C 15 40 20.39 +51 05 42.9 V T08
2021-09-29 06:14:17 C 15 40 12.58 +51 06 27.0 V T08
2021-09-29 18:24:40 C 15 38 17.28 +51 18 23.0 V L63
2021-09-29 18:37:12 C 15 38 15.20 +51 18 34.7 V L63
2021-09-29 18:51:08 C 15 38 12.89 +51 18 47.5 V L63
2021-09-30 19:45:00 C 15 34 01.58 +51 43 10.2 V C40
2021-09-30 19:51:17 C 15 34 00.46 +51 43 16.0 V C40
2021-09-30 19:54:27 C 15 33 59.92 +51 43 18.8 V C40
2021-09-30 20:22:44 C 15 33 55.08 +51 43 44.9 V C40
2021-10-01 18:29:51 C 15 29 54.69 +52 05 43.8 V L63
2021-10-01 18:41:00 C 15 29 52.55 +52 05 54.0 V L63
2021-10-01 18:52:51 C 15 29 50.31 +52 06 04.9 V L63
2021-10-02 02:05:59 C 15 28 28.10 +52 13 15.9 V 703
2021-10-02 02:13:49 C 15 28 26.55 +52 13 23.2 V 703
2021-10-02 02:21:39 C 15 28 24.86 +52 13 29.4 V 703
2021-10-02 02:29:29 C 15 28 23.46 +52 13 37.3 V 703
2021-10-02 18:24:06 C 15 25 16.13 +52 29 01.5 V L63
2021-10-02 18:35:15 C 15 25 13.85 +52 29 11.6 V L63
2021-10-02 18:46:24 C 15 25 11.56 +52 29 21.5 V L63
2021-10-05 05:01:07 C 15 12 19.82 +53 24 37.7 V T05
2021-10-05 05:06:24 C 15 12 18.54 +53 24 42.0 V T05
2021-10-05 05:16:19 C 15 12 16.08 +53 24 50.1 V T05
2021-10-05 05:34:12 C 15 12 11.68 +53 25 04.9 V T05
2021-10-09 20:32:22 C 14 40 25.58 +54 54 20.4 V Z80
2021-10-09 20:34:22 C 14 40 24.91 +54 54 21.3 V Z80