2021 LJ9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1852788047 ± 8.31e-08
Semi-major axis (a)1.3051213274 AU ± 7.20e-09
Inclination (i)16.31748417° ± 1.50e-05
Long. of Asc. Node (Ω)269.76774616° ± 4.64e-06
Arg. of Perihelion (ω)28.40029564° ± 9.66e-05
Mean Anomaly (M)327.61704146° ± 6.29e-05
Mean Motion (n)0.6610524911°/day ± 5.47e-09
Perihelion dist (q)1.06331001 AU ± 1.09e-07
Aphelion dist (Q)1.54693265 AU ± 1.09e-07
Orbital Period1.49099549 yr ± 1.23e-08
Physical Parameters
H (abs. magnitude)23.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.270″
Uncertainty0
Orbit TypeAmor
MOID0.063790 AU
Observations Used38
Oppositions2
Arc Total2018-2024
First Observation Used2018-06-18
Last Observation Used2024-06-18
Observations (38)
Date Type RA Dec Mag Band Observatory
2018-06-18 06:29:52 C 14 05 11.454 -34 14 29.45 V F51
2021-06-14 03:13:33 C 18 54 33.50 -44 05 14.2 V W94
2021-06-14 03:21:40 C 18 54 33.43 -44 04 21.1 V W94
2021-06-14 03:29:52 C 18 54 33.40 -44 03 27.0 V W94
2021-06-14 04:56:09 C 18 54 32.62 -43 53 55.0 V W95
2021-06-14 05:03:48 C 18 54 32.57 -43 53 03.6 V W95
2021-06-14 05:11:23 C 18 54 32.48 -43 52 12.8 V W95
2021-06-14 11:26:26 C 18 54 44.39 -43 08 34.4 V 474
2021-06-14 11:27:45 C 18 54 44.38 -43 08 25.4 V 474
2021-06-14 11:29:03 C 18 54 44.38 -43 08 16.5 V 474
2021-06-14 11:30:22 C 18 54 44.42 -43 08 07.4 V 474
2021-06-15 00:38:01 C 18 55 06.28 -41 35 20.8 X Y00
2021-06-15 00:39:58 C 18 55 06.24 -41 35 06.5 X Y00
2021-06-15 00:42:13 C 18 55 06.29 -41 34 50.9 X Y00
2021-06-17 04:50:32 C 18 56 04.05 -34 41 27.7 V W95
2021-06-17 04:58:13 C 18 56 03.92 -34 40 21.8 V W95
2021-06-17 05:05:52 C 18 56 03.73 -34 39 16.2 V W95
2021-06-17 13:38:53 C 18 56 13.95 -33 24 10.5 q E23
2021-06-17 13:58:54 C 18 56 13.59 -33 21 15.0 q E23
2021-06-19 07:38:14 C 18 56 49.46 -26 52 35.0 V I52
2021-06-19 07:46:09 C 18 56 49.32 -26 51 16.9 V I52
2021-06-19 07:54:40 C 18 56 49.13 -26 49 53.3 V I52
2021-06-19 07:55:11 C 18 56 49.14 -26 49 47.8 V I52
2021-06-25 23:10:32 C 18 58 01.87 +02 09 39.0 V 203
2021-06-25 23:32:34 C 18 58 01.34 +02 13 40.0 V 203
2021-06-25 23:51:31 C 18 58 00.90 +02 17 07.9 V 203
2021-06-27 05:29:30 C 18 58 09.45 +07 35 18.3 V I52
2021-06-27 05:32:31 C 18 58 09.38 +07 35 50.5 V I52
2021-06-27 05:35:33 C 18 58 09.30 +07 36 22.5 V I52
2021-07-04 00:34:17 C 18 57 56.26 +30 48 04.7 V 033
2021-07-04 00:35:21 C 18 57 56.25 +30 48 11.9 V 033
2021-07-04 00:36:26 C 18 57 56.23 +30 48 18.5 V 033
2021-07-12 23:02:04 C 18 57 30.50 +47 02 33.8 V 033
2021-07-12 23:07:14 C 18 57 30.35 +47 02 49.0 V 033
2021-07-12 23:12:24 C 18 57 30.23 +47 03 04.6 V 033
2024-06-18 13:30:59 C 22 06 33.040 -01 15 17.55 X F52
2024-06-18 13:46:09 C 22 06 33.819 -01 13 43.89 X F52
2024-06-18 14:01:14 C 22 06 34.579 -01 12 09.23 X F52