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
2021-10-27 11:26:43 v 1 242.88220 +32.74578 – – 270
2021-10-27 12:11:36 C 11 08 20.39 +45 20 56.0 – V 703
2021-10-27 12:17:32 C 11 08 17.22 +45 20 30.2 – V 703
2021-10-27 12:23:28 C 11 08 14.01 +45 20 04.5 – V 703
2021-10-27 12:29:23 C 11 08 10.86 +45 19 38.1 – V 703
2021-10-28 04:11:47 C 11 00 00.19 +44 06 37.6 – V K85
2021-10-28 04:25:53 C 10 59 52.84 +44 05 31.5 – V K85
2021-10-28 18:54:05 V 10 52 28.90 +42 54 25.4 14.4 V 270
2021-10-28 18:54:05 v 1 007.44958 +53.44645 – – 270
2021-10-28 19:02:25 V 10 52 24.95 +42 53 45.3 14.3 V 270
2021-10-28 19:02:25 v 1 007.44958 +53.44645 – – 270
2021-10-28 19:09:50 V 10 52 21.75 +42 52 57.0 13.0 V 270
2021-10-28 19:09:50 v 1 007.44958 +53.44645 – – 270
2021-10-28 19:21:53 V 10 52 15.04 +42 52 05.0 13.2 V 270
2021-10-28 19:21:53 v 1 007.44958 +53.44645 – – 270
2021-10-29 16:53:37 V 10 41 43.71 +41 01 42.6 13.9 V 270
2021-10-29 16:53:37 v 1 134.17905 +34.51198 – – 270
2021-10-29 17:37:18 V 10 41 22.50 +40 57 54.5 14.0 V 270
2021-10-29 17:37:18 v 1 134.17905 +34.51198 – – 270
2021-10-29 18:23:33 V 10 41 00.03 +40 53 55.2 14.1 V 270
2021-10-29 18:23:33 v 1 134.17905 +34.51198 – – 270
2021-10-29 19:09:44 V 10 40 37.45 +40 49 54.0 13.9 V 270
2021-10-29 19:09:44 v 1 134.17905 +34.51198 – – 270
2021-10-30 10:44:23 C 10 33 13.97 +39 24 54.8 – q U55
2021-10-30 10:53:11 C 10 33 09.84 +39 24 06.9 – q U55
2021-10-30 11:02:07 C 10 33 05.63 +39 23 18.1 – q U55
2021-10-31 14:56:30 C 10 20 25.13 +36 44 42.0 – V T08
2021-10-31 15:18:36 C 10 20 15.07 +36 42 34.6 – V T08
2021-10-31 15:27:07 C 10 20 11.19 +36 41 45.5 – V T08
2021-10-31 15:35:10 C 10 20 07.51 +36 40 58.8 – V T08
2021-11-01 03:35:20 V 10 14 53.15 +35 29 24.4 13.7 V 270
2021-11-01 03:35:20 v 1 016.33603 +48.20417 – – 270
2021-11-01 03:44:36 V 10 14 49.11 +35 28 30.1 13.8 V 270
2021-11-01 03:44:36 v 1 016.33603 +48.20417 – – 270
2021-11-01 03:56:35 V 10 14 43.87 +35 27 19.6 13.8 V 270
2021-11-01 03:56:35 v 1 016.33603 +48.20417 – – 270
2021-11-01 04:12:28 V 10 14 36.98 +35 25 46.7 13.9 V 270
2021-11-01 04:12:28 v 1 016.33603 +48.20417 – – 270
2021-11-05 14:47:31 C 09 33 43.04 +24 14 43.5 – V T05
2021-11-05 15:00:59 C 09 33 38.27 +24 13 17.5 – V T05
2021-11-05 15:10:41 C 09 33 34.82 +24 12 15.4 – V T05
2021-11-05 15:21:30 C 09 33 30.98 +24 11 06.3 – V T05
2021-11-06 05:19:18 C 09 28 49.28 +22 40 52.3 – V K85
2021-11-06 05:23:17 C 09 28 47.92 +22 40 26.9 – V K85
2021-11-06 14:31:49 C 09 25 50.491 +21 42 14.69 – U F52
2021-11-06 14:41:55 C 09 25 47.086 +21 41 10.42 – U F52
2021-11-06 14:52:01 C 09 25 43.685 +21 40 06.27 – U F52
2021-11-06 15:02:03 C 09 25 40.301 +21 39 02.44 – U F52
2021-11-07 10:36:11 C 09 19 29.87 +19 34 10.2 – V 703
2021-11-07 10:42:27 C 09 19 27.86 +19 33 30.7 – V 703