IAA RAS IAA Minor Planet Database

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
2020-12-14 20:38:12 C 08 48 21.57 +50 43 29.1 – V C40
2020-12-14 20:39:33 C 08 48 21.58 +50 43 30.5 – V C40
2020-12-14 20:42:16 C 08 48 21.59 +50 43 33.4 – V C40
2020-12-14 20:43:36 C 08 48 21.60 +50 43 35.0 – V C40
2020-12-14 20:44:57 C 08 48 21.59 +50 43 36.3 – V C40
2020-12-14 20:46:19 C 08 48 21.60 +50 43 37.7 – V C40
2020-12-14 20:47:41 C 08 48 21.60 +50 43 39.1 – V C40
2020-12-14 20:49:01 C 08 48 21.59 +50 43 40.5 – V C40
2020-12-14 20:53:05 C 08 48 21.61 +50 43 44.9 – V C40
2020-12-14 20:54:25 C 08 48 21.61 +50 43 46.4 – V C40
2020-12-14 20:55:46 C 08 48 21.61 +50 43 47.7 – V C40
2020-12-14 20:57:08 C 08 48 21.60 +50 43 49.1 – V C40
2020-12-14 20:58:30 C 08 48 21.63 +50 43 50.6 – V C40
2020-12-14 20:59:51 C 08 48 21.62 +50 43 52.1 – V C40
2020-12-14 21:01:11 C 08 48 21.62 +50 43 53.4 – V C40
2020-12-14 21:02:32 C 08 48 21.62 +50 43 54.8 – V C40
2020-12-14 21:03:54 C 08 48 21.62 +50 43 56.4 – V C40
2020-12-14 21:07:56 C 08 48 21.64 +50 44 00.7 – V C40
2020-12-14 21:09:19 C 08 48 21.64 +50 44 02.0 – V C40
2020-12-14 21:10:40 C 08 48 21.64 +50 44 03.5 – V C40
2020-12-14 21:12:00 C 08 48 21.64 +50 44 04.8 – V C40
2020-12-14 21:16:04 C 08 48 21.65 +50 44 09.1 – V C40
2020-12-14 21:17:24 C 08 48 21.64 +50 44 10.6 – V C40
2020-12-14 21:18:45 C 08 48 21.67 +50 44 12.1 – V C40
2020-12-14 21:20:07 C 08 48 21.65 +50 44 13.4 – V C40
2020-12-14 21:21:29 C 08 48 21.66 +50 44 14.8 – V C40
2020-12-14 21:22:50 C 08 48 21.64 +50 44 16.3 – V C40
2020-12-14 21:24:10 C 08 48 21.66 +50 44 17.8 – V C40
2020-12-14 21:28:14 C 08 48 21.66 +50 44 22.0 – V C40
2020-12-14 21:29:36 C 08 48 21.66 +50 44 23.4 – V C40
2020-12-14 21:30:56 C 08 48 21.67 +50 44 24.9 – V C40
2020-12-14 21:33:35 C 08 48 21.67 +50 44 27.7 – V C40
2020-12-14 21:34:57 C 08 48 21.66 +50 44 29.2 – V C40
2020-12-14 21:39:00 C 08 48 21.67 +50 44 33.4 – V C40
2020-12-14 21:40:21 C 08 48 21.67 +50 44 34.9 – V C40
2020-12-14 21:41:43 C 08 48 21.68 +50 44 36.3 – V C40
2020-12-14 21:45:46 C 08 48 21.67 +50 44 40.7 – V C40
2020-12-14 21:47:07 C 08 48 21.68 +50 44 42.1 – V C40
2020-12-14 21:48:29 C 08 48 21.69 +50 44 43.4 – V C40
2020-12-14 21:51:12 C 08 48 21.68 +50 44 46.3 – V C40
2020-12-14 21:52:32 C 08 48 21.68 +50 44 47.7 – V C40
2020-12-14 22:16:52 C 08 48 21.70 +50 45 13.2 – V C40
2020-12-16 09:12:28 C 08 48 25.62 +51 20 20.6 – U I41
2020-12-16 09:49:48 C 08 48 25.32 +51 20 58.2 – U I41
2020-12-16 09:53:22 C 08 48 25.29 +51 21 01.8 – U I41
2020-12-16 11:21:13 C 08 48 24.53 +51 22 28.4 – U I41
2020-12-17 07:09:17 C 08 48 22.15 +51 41 39.4 – V 703
2020-12-17 07:17:08 C 08 48 22.06 +51 41 47.3 – V 703
2020-12-17 07:24:59 C 08 48 22.00 +51 41 55.0 – V 703
2020-12-17 07:32:50 C 08 48 21.91 +51 42 03.0 – V 703