53435 Leonard (1999 VM40)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4830697100 ± 4.35e-09
Semi-major axis (a)2.3109343123 AU ± 1.12e-09
Inclination (i)15.34810429° ± 5.52e-07
Long. of Asc. Node (Ω)51.35264368° ± 1.86e-06
Arg. of Perihelion (ω)354.48866791° ± 1.47e-06
Mean Anomaly (M)161.59177108° ± 8.32e-07
Mean Motion (n)0.2805633088°/day ± 2.03e-10
Perihelion dist (q)1.19459194 AU ± 1.01e-08
Aphelion dist (Q)3.42727668 AU ± 1.02e-08
Orbital Period3.51302630 yr ± 2.54e-09
Physical Parameters
H (abs. magnitude)14.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.011″
Uncertainty0
Orbit TypeAmor
MOID0.204097 AU
Observations Used2794
Gaia Obs Used242
Oppositions30
Arc Total1974-2025
First Observation Used1974-08-13
Last Observation Used2025-06-24
Observations (2929)
Date Type RA Dec Mag Band Observatory
1974-08-13 10:07:52 18 16 35.52 -45 34 34.5 413
1974-08-13 10:47:52 18 16 33.83 -45 34 29.3 413
1999-10-13 10:12:13 C 08 03 28.54 +24 57 39.5 16.5 a 704
1999-10-13 10:37:28 C 08 03 32.35 +24 57 51.1 16.8 a 704
1999-10-13 11:00:44 C 08 03 35.86 +24 58 01.5 16.8 a 704
1999-10-13 11:25:37 C 08 03 39.61 +24 58 13.0 16.6 a 704
1999-10-13 11:48:50 C 08 03 43.11 +24 58 23.5 16.3 a 704
1999-10-20 10:50:00 C 08 28 40.64 +26 10 02.5 c 699
1999-10-20 11:19:20 C 08 28 44.85 +26 10 13.9 c 699
1999-10-20 11:48:40 C 08 28 49.05 +26 10 27.3 c 699
1999-11-09 08:53:17 c 09 32 39.79 +29 01 51.2 d 703
1999-11-09 09:10:56 c 09 32 41.87 +29 01 57.3 d 703
1999-11-09 09:28:36 c 09 32 43.97 +29 02 03.1 d 703
1999-11-09 09:46:17 c 09 32 46.05 +29 02 09.7 d 703
1999-11-10 09:26:36 c 09 35 35.00 +29 10 11.9 d 703
1999-11-10 09:30:04 c 09 35 35.45 +29 10 13.3 d 703
1999-11-12 10:09:08 C 09 41 15.38 +29 26 48.9 c 699
1999-11-12 10:53:09 C 09 41 20.35 +29 27 04.7 c 699
1999-11-12 11:37:09 C 09 41 25.29 +29 27 20.2 c 699
1999-11-21 01:24:33 C 10 03 31.29 +30 39 58.8 c 046
1999-11-21 01:26:53 C 10 03 31.53 +30 39 59.6 c 046
1999-11-21 01:28:29 C 10 03 31.68 +30 40 00.2 c 046
1999-11-21 01:30:06 C 10 03 31.84 +30 40 00.9 c 046
1999-11-21 02:01:45 C 10 03 34.96 +30 40 12.5 557
1999-11-21 02:05:08 C 10 03 35.27 +30 40 13.9 557
1999-11-21 02:08:31 C 10 03 35.61 +30 40 15.1 557
1999-11-21 02:34:05 C 10 03 38.08 +30 40 24.6 557
1999-11-21 11:04:18 C 10 04 28.98 +30 43 37.2 i 693
1999-11-21 11:13:41 C 10 04 29.81 +30 43 40.2 i 693
1999-11-22 05:32:39 C 10 06 18.18 +30 50 22.1 734
1999-11-22 05:39:04 C 10 06 18.80 +30 50 23.9 734
1999-11-22 05:47:48 C 10 06 19.64 +30 50 27.9 734
1999-11-22 05:54:18 C 10 06 20.23 +30 50 30.8 734
1999-11-26 20:38:25 C 10 16 39.38 +31 33 19.7 z 903
1999-11-26 20:42:45 C 10 16 39.68 +31 33 21.1 z 903
1999-11-26 20:47:03 C 10 16 40.11 +31 33 22.5 z 903
1999-11-26 23:51:06 C 10 16 56.96 +31 34 31.4 557
1999-11-26 23:54:06 C 10 16 57.20 +31 34 32.4 557
1999-11-26 23:57:08 C 10 16 57.46 +31 34 33.3 557
1999-11-27 00:43:44 C 10 17 01.61 +31 34 53.2 d 611
1999-11-27 00:56:39 C 10 17 02.60 +31 34 58.7 d 611
1999-11-27 01:24:42 C 10 17 05.16 +31 35 10.1 c 046
1999-11-27 01:25:40 C 10 17 05.23 +31 35 10.6 z 595
1999-11-27 01:30:31 C 10 17 05.68 +31 35 12.3 c 046
1999-11-27 01:33:22 C 10 17 05.91 +31 35 13.6 c 046
1999-11-27 01:38:22 C 10 17 06.34 +31 35 15.8 z 595
1999-11-27 01:39:42 C 10 17 06.46 +31 35 16.2 c 046
1999-11-27 01:48:33 C 10 17 07.23 +31 35 19.8 z 595
1999-11-27 06:55:53 C 10 17 34.51 +31 37 21.9 734
1999-11-27 07:00:22 C 10 17 34.97 +31 37 24.4 734