1998 LE

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6979775802 ± 3.79e-08
Semi-major axis (a)1.5127466514 AU ± 2.04e-09
Inclination (i)9.14545064° ± 1.24e-05
Long. of Asc. Node (Ω)237.46748583° ± 3.11e-05
Arg. of Perihelion (ω)132.99883363° ± 3.56e-05
Mean Anomaly (M)242.98753843° ± 1.05e-05
Mean Motion (n)0.5297402544°/day ± 1.07e-09
Perihelion dist (q)0.45688340 AU ± 5.73e-08
Aphelion dist (Q)2.56860990 AU ± 5.74e-08
Orbital Period1.86058408 yr ± 3.77e-09
Physical Parameters
H (abs. magnitude)20.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.369″
Uncertainty0
Orbit TypeApollo
MOID0.062975 AU
Observations Used135
Oppositions12
Arc Total1998-2024
First Observation Used1998-06-04
Last Observation Used2024-06-08
Observations (138)
Date Type RA Dec Mag Band Observatory
1998-06-06 22:52:20 C 18 16 05.08 +22 00 08.5 118
1998-06-06 22:54:29 C 18 16 05.36 +22 00 50.5 118
1998-06-06 22:55:45 C 18 16 05.50 +22 01 14.6 118
1998-06-07 00:24:08 C 18 16 14.11 +22 29 39.8 557
1998-06-07 00:27:39 C 18 16 14.46 +22 30 47.8 557
1998-06-07 00:28:47 C 18 16 14.59 +22 31 10.1 557
1998-06-07 00:32:07 C 18 16 14.92 +22 32 14.9 557
1998-06-07 23:00:05 C 18 19 26.30 +30 32 45.7 118
1998-06-07 23:02:04 C 18 19 26.56 +30 33 31.7 118
1998-06-07 23:07:35 C 18 19 27.34 +30 35 41.8 118
1998-06-08 22:31:54 C 18 24 12.17 +40 31 00.2 557
1998-06-08 22:32:58 C 18 24 12.40 +40 31 29.6 557
1998-06-08 22:52:35 C 18 24 16.73 +40 40 28.8 557
1998-06-09 07:40:15 C 18 26 40.86 +44 47 19.6 658
1998-06-09 07:41:07 C 18 26 41.10 +44 47 44.7 658
1998-06-09 07:42:04 C 18 26 41.36 +44 48 12.4 658
1998-06-09 22:59:09 C 18 32 04.83 +52 19 22.9 046
1998-06-09 22:59:44 C 18 32 05.10 +52 19 41.6 046
1998-06-09 23:00:24 C 18 32 05.36 +52 20 01.1 046
1998-06-09 23:02:10 C 18 32 06.02 +52 20 54.0 046
1998-06-09 23:03:05 C 18 32 06.30 +52 21 21.4 046
1998-06-09 23:04:06 C 18 32 06.70 +52 21 53.9 046
1998-06-10 00:18:37 C 18 32 35.33 +52 59 28.6 557
1998-06-10 00:24:35 C 18 32 37.74 +53 02 29.4 557
1998-06-10 00:32:40 C 18 32 40.88 +53 06 34.1 557
1998-06-10 00:54:14 C 18 32 49.46 +53 17 27.0 557
2021-01-16 16:35:58 S 08 25 23.626 -69 08 34.01 L C51
2021-01-16 19:44:17 S 08 23 04.898 -68 31 47.86 L C51
2021-01-24 02:28:47 C 07 36 37.97 -39 48 47.9 V W94
2021-01-24 02:36:16 C 07 36 37.30 -39 47 51.7 V W94
2021-01-24 02:43:45 C 07 36 36.27 -39 46 55.2 V W94
2021-01-25 01:53:46 C 07 34 35.96 -36 58 16.0 V W94
2021-01-25 02:01:16 C 07 34 35.20 -36 57 24.3 V W94
2021-01-25 02:08:44 C 07 34 34.49 -36 56 32.9 V W94
2021-01-25 11:00:34 C 07 33 53.66 -35 55 20.9 q E23
2021-01-25 11:21:24 C 07 33 51.99 -35 53 00.9 q E23
2021-01-25 11:42:14 C 07 33 50.15 -35 50 40.1 q E23
2021-01-25 13:31:12 C 07 33 40.82 -35 38 29.5 V Q62
2021-01-25 13:32:26 C 07 33 40.73 -35 38 20.6 V Q62
2021-01-25 13:34:53 C 07 33 40.48 -35 38 03.8 V Q62
2021-01-25 13:44:43 C 07 33 39.66 -35 36 58.1 V Q62
2021-01-25 13:45:57 C 07 33 39.55 -35 36 50.0 V Q62
2021-01-26 02:03:11 C 07 32 49.91 -34 15 57.2 u 807
2021-01-26 02:09:23 C 07 32 49.43 -34 15 17.5 u 807
2021-01-26 02:15:35 C 07 32 48.92 -34 14 37.7 u 807
2021-02-03 05:37:18 C 07 25 43.85 -18 47 13.8 U I41
2021-02-03 06:03:27 C 07 25 43.25 -18 45 43.9 U I41
2021-02-03 08:26:55 C 07 25 39.94 -18 37 29.6 U I41
2021-02-03 08:30:20 C 07 25 39.87 -18 37 18.1 U I41
2024-05-09 10:13:48 C 15 55 50.614 -22 08 43.83 X F51