422659 (1998 LD)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1732755751 ± 6.40e-08
Semi-major axis (a)1.4425772034 AU ± 3.47e-10
Inclination (i)22.50736734° ± 8.93e-06
Long. of Asc. Node (Ω)247.16276703° ± 5.47e-06
Arg. of Perihelion (ω)347.95105020° ± 1.44e-05
Mean Anomaly (M)318.62461214° ± 1.10e-05
Mean Motion (n)0.5688577495°/day ± 2.05e-10
Perihelion dist (q)1.19261381 AU ± 9.23e-08
Aphelion dist (Q)1.69254060 AU ± 9.23e-08
Orbital Period1.73264104 yr ± 6.25e-10
Physical Parameters
H (abs. magnitude)19.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.319″
Uncertainty0
Orbit TypeAmor
MOID0.181849 AU
Observations Used250
Oppositions11
Arc Total1998-2024
First Observation Used1998-06-03
Last Observation Used2024-08-27
Observations (252)
Date Type RA Dec Mag Band Observatory
1998-06-12 07:05:55 C 16 34 51.16 +05 15 10.5 658
1998-06-12 07:10:24 C 16 34 51.08 +05 15 24.8 658
1998-06-12 07:13:22 C 16 34 51.03 +05 15 35.1 658
1998-06-13 07:13:16 C 16 34 38.93 +06 34 35.0 658
1998-06-13 07:22:47 C 16 34 38.84 +06 35 05.7 658
1998-06-13 07:34:08 C 16 34 38.66 +06 35 42.2 658
1998-06-14 07:59:12 C 16 34 27.98 +07 52 03.3 658
1998-06-14 08:03:39 C 16 34 27.95 +07 52 16.7 658
1998-06-14 08:08:20 C 16 34 27.89 +07 52 31.0 658
1998-06-14 22:16:42 C 16 34 23.04 +08 34 54.6 557
1998-06-14 22:18:42 C 16 34 23.02 +08 35 00.5 557
1998-06-14 22:30:34 C 16 34 22.86 +08 35 35.4 557
1998-06-14 22:36:37 C 16 34 22.76 +08 35 53.6 557
1998-06-16 08:32:59 C 16 34 12.57 +10 12 20.8 658
1998-06-16 08:38:34 C 16 34 12.54 +10 12 36.1 658
1998-06-16 08:49:05 C 16 34 12.41 +10 13 04.6 658
1998-06-16 22:25:57 C 16 34 10.04 +10 49 43.3 557
1998-06-16 22:39:02 C 16 34 09.89 +10 50 17.3 557
1998-06-16 22:43:26 C 16 34 09.87 +10 50 29.0 557
1998-06-17 23:44:18 C 16 34 05.82 +11 54 47.3 557
1998-06-17 23:46:39 C 16 34 05.81 +11 54 53.1 557
1998-06-17 23:59:09 C 16 34 05.72 +11 55 24.0 557
1998-06-19 08:08:07 C 16 34 04.33 +13 12 37.1 658
1998-06-19 08:24:27 C 16 34 04.27 +13 13 14.2 658
1998-06-20 07:25:12 C 16 34 05.63 +14 04 53.5 658
1998-06-20 07:32:19 C 16 34 05.56 +14 05 09.1 658
1998-06-20 07:35:53 C 16 34 05.57 +14 05 16.9 658
1998-06-20 14:38:38 C 16 34 06.01 +14 20 37.6 z 402
1998-06-20 14:40:56 C 16 34 05.98 +14 20 42.4 z 402
1998-06-20 14:43:14 C 16 34 06.00 +14 20 47.1 z 402
1998-06-20 22:30:08 C 16 34 07.20 +14 37 10.8 046
1998-06-20 22:37:38 C 16 34 07.18 +14 37 27.0 046
1998-06-20 22:42:38 C 16 34 07.14 +14 37 36.9 046
1998-06-20 22:47:39 C 16 34 07.12 +14 37 47.7 046
1998-06-21 08:26:13 C 16 34 08.32 +14 57 46.9 658
1998-06-21 08:34:22 C 16 34 08.31 +14 58 03.2 658
1998-06-21 08:38:12 C 16 34 08.30 +14 58 11.0 658
1998-07-02 07:04:08 C 16 36 56.62 +21 23 27.1 658
1998-07-02 07:09:06 C 16 36 56.71 +21 23 31.7 658
1998-07-02 07:14:57 C 16 36 56.79 +21 23 37.6 658
1998-07-10 08:07:33 C 16 41 32.30 +23 43 30.4 658
1998-07-10 08:15:00 C 16 41 32.46 +23 43 34.2 658
1998-07-10 08:23:32 C 16 41 32.69 +23 43 38.5 658
1998-07-25 21:34:05 C 16 55 43.61 +24 56 23.6 z 598
1998-07-25 21:43:39 C 16 55 44.00 +24 56 23.2 z 598
1998-07-25 21:54:40 C 16 55 44.47 +24 56 22.3 z 598
1998-07-25 22:04:29 C 16 55 44.86 +24 56 21.5 z 598
1998-07-25 22:13:49 C 16 55 45.26 +24 56 21.0 z 598
1998-07-25 22:23:19 C 16 55 45.63 +24 56 20.9 z 598
1998-07-25 22:36:49 C 16 55 46.24 +24 56 20.1 z 598