IAA RAS IAA Minor Planet Database

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
2021-11-12 19:39:38 V 08 44 25.89 +06 50 22.4 13.6 V 270
2021-11-12 19:39:38 v 1 140.17436 +36.06241 – – 270
2021-11-13 07:21:57 V 08 41 42.49 +05 48 03.4 13.5 V 270
2021-11-13 07:21:57 v 1 273.41726 +30.43478 – – 270
2021-11-13 08:10:48 V 08 41 30.64 +05 43 46.4 13.5 V 270
2021-11-13 08:10:48 v 1 273.41726 +30.43478 – – 270
2021-11-13 08:56:11 V 08 41 19.65 +05 39 48.2 13.6 V 270
2021-11-13 08:56:11 v 1 273.41726 +30.43478 – – 270
2021-11-13 09:38:33 V 08 41 09.34 +05 36 06.4 13.6 V 270
2021-11-13 09:38:33 v 1 273.41726 +30.43478 – – 270
2021-11-13 09:55:40 C 08 41 06.18 +05 34 34.5 – V 703
2021-11-13 10:03:13 C 08 41 04.35 +05 33 55.0 – V 703
2021-11-13 10:10:46 C 08 41 02.52 +05 33 15.8 – V 703
2021-11-13 10:18:19 C 08 41 00.69 +05 32 35.9 – V 703
2021-11-14 16:28:35 V 08 34 11.77 +02 58 44.2 14.2 V 270
2021-11-14 16:28:35 v 1 140.17430 +36.06236 – – 270
2021-11-14 17:39:54 V 08 33 55.97 +02 53 01.1 13.6 V 270
2021-11-14 17:39:54 v 1 140.17430 +36.06236 – – 270
2021-11-14 18:41:24 V 08 33 41.82 +02 47 57.9 13.3 V 270
2021-11-14 18:41:24 v 1 140.17430 +36.06236 – – 270
2021-11-14 19:40:41 V 08 33 28.19 +02 43 06.2 13.5 V 270
2021-11-14 19:40:41 v 1 140.17430 +36.06236 – – 270
2021-11-15 02:30:22 C 08 31 59.32 +02 09 41.4 – V 089
2021-11-15 02:33:40 C 08 31 58.57 +02 09 25.3 – V 089
2021-11-15 02:36:58 C 08 31 57.83 +02 09 09.1 – V 089
2021-11-15 02:40:16 C 08 31 57.09 +02 08 53.2 – V 089
2021-11-15 02:43:34 C 08 31 56.35 +02 08 37.2 – V 089
2021-11-15 02:46:52 C 08 31 55.60 +02 08 21.4 – V 089
2021-11-15 02:50:10 C 08 31 54.86 +02 08 05.3 – V 089
2021-11-15 02:53:28 C 08 31 54.11 +02 07 49.5 – V 089
2021-11-15 02:56:46 C 08 31 53.37 +02 07 33.4 – V 089
2021-11-15 03:00:04 C 08 31 52.63 +02 07 17.2 – V 089
2021-11-16 03:11:08 C 08 26 45.31 +00 13 12.6 – V 089
2021-11-16 03:14:26 C 08 26 44.58 +00 12 57.3 – V 089
2021-11-16 03:17:44 C 08 26 43.90 +00 12 42.5 – V 089
2021-11-16 03:21:02 C 08 26 43.16 +00 12 27.5 – V 089
2021-11-16 03:24:20 C 08 26 42.47 +00 12 11.8 – V 089
2021-11-16 12:14:14 C 08 24 55.75 -00 27 41.7 – V T05
2021-11-16 12:16:52 C 08 24 55.18 -00 27 53.6 – V T05
2021-11-16 12:24:49 C 08 24 53.48 -00 28 29.4 – V T05
2021-11-16 12:34:44 C 08 24 51.36 -00 29 14.0 – V T05
2021-11-17 08:27:26 C 08 20 51.67 -01 56 54.8 – V 703
2021-11-17 08:35:18 C 08 20 50.02 -01 57 27.3 – V 703
2021-11-17 08:43:09 C 08 20 48.38 -01 58 02.9 – V 703
2021-11-17 08:51:00 C 08 20 46.82 -01 58 36.5 – V 703
2021-11-18 05:54:04 C 08 16 40.73 -03 26 13.5 – V W88
2021-11-18 06:00:26 C 08 16 39.46 -03 26 39.6 – V W88
2021-11-18 06:10:35 C 08 16 37.44 -03 27 21.3 – V W88
2021-11-20 13:22:35 C 08 06 25.85 -06 59 46.8 – V T05
2021-11-20 13:27:12 C 08 06 24.98 -07 00 03.4 – V T05