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
2020-12-07 12:03:29 C 08 44 41.29 +47 28 47.4 – V T08
2020-12-07 12:08:08 C 08 44 41.42 +47 28 52.9 – V T08
2020-12-07 12:12:47 C 08 44 41.56 +47 28 58.5 – V T08
2020-12-07 12:20:05 C 08 44 41.76 +47 29 07.3 – V T08
2020-12-08 08:13:03 C 08 45 22.70 +47 52 12.5 – V 703
2020-12-08 08:28:58 C 08 45 23.34 +47 52 34.9 – V 703
2020-12-08 08:36:56 C 08 45 23.58 +47 52 44.3 – V 703
2020-12-09 12:48:54 C 08 46 14.08 +48 25 15.3 – V T05
2020-12-09 12:52:57 C 08 46 14.16 +48 25 20.1 – V T05
2020-12-09 12:56:54 C 08 46 14.23 +48 25 24.5 – V T05
2020-12-09 13:13:58 C 08 46 14.58 +48 25 44.2 – V T05
2020-12-10 17:42:01 C 08 46 58.55 +48 57 27.2 – V C40
2020-12-10 17:51:38 C 08 46 58.78 +48 57 38.6 – V C40
2020-12-10 17:58:31 C 08 46 58.93 +48 57 46.4 – V C40
2020-12-10 18:01:16 C 08 46 58.99 +48 57 49.6 – V C40
2020-12-10 18:05:24 C 08 46 59.10 +48 57 54.4 – V C40
2020-12-10 18:09:31 C 08 46 59.21 +48 57 59.1 – V C40
2020-12-10 18:15:02 C 08 46 59.33 +48 58 05.6 – V C40
2020-12-10 18:21:48 C 08 46 59.49 +48 58 13.3 – V C40
2020-12-10 18:24:33 C 08 46 59.56 +48 58 16.7 – V C40
2020-12-10 18:25:56 C 08 46 59.58 +48 58 18.1 – V C40
2020-12-10 18:27:19 C 08 46 59.62 +48 58 19.9 – V C40
2020-12-10 18:30:04 C 08 46 59.68 +48 58 23.0 – V C40
2020-12-10 18:39:41 C 08 46 59.91 +48 58 34.2 – V C40
2020-12-10 18:43:49 C 08 46 59.99 +48 58 38.9 – V C40
2020-12-10 18:45:11 C 08 47 00.02 +48 58 40.6 – V C40
2020-12-10 18:46:33 C 08 47 00.05 +48 58 42.0 – V C40
2020-12-10 18:47:56 C 08 47 00.08 +48 58 43.6 – V C40
2020-12-10 18:52:03 C 08 47 00.17 +48 58 48.4 – V C40
2020-12-10 18:53:26 C 08 47 00.21 +48 58 49.9 – V C40
2020-12-10 18:56:11 C 08 47 00.28 +48 58 53.2 – V C40
2020-12-10 19:02:15 C 08 47 00.41 +48 59 00.3 – V C40
2020-12-10 19:07:45 C 08 47 00.52 +48 59 06.6 – V C40
2020-12-10 19:11:53 C 08 47 00.61 +48 59 11.4 – V C40
2020-12-10 19:14:38 C 08 47 00.68 +48 59 14.6 – V C40
2020-12-10 19:16:00 C 08 47 00.72 +48 59 16.1 – V C40
2020-12-10 19:17:22 C 08 47 00.74 +48 59 17.7 – V C40
2020-12-10 19:18:45 C 08 47 00.77 +48 59 19.3 – V C40
2020-12-10 19:20:07 C 08 47 00.80 +48 59 20.8 – V C40
2020-12-10 19:21:30 C 08 47 00.83 +48 59 22.5 – V C40
2020-12-10 19:22:52 C 08 47 00.87 +48 59 24.1 – V C40
2020-12-10 19:24:15 C 08 47 00.89 +48 59 25.7 – V C40
2020-12-10 19:25:37 C 08 47 00.92 +48 59 27.3 – V C40
2020-12-10 19:27:00 C 08 47 00.95 +48 59 28.9 – V C40
2020-12-10 19:29:43 C 08 47 01.01 +48 59 32.2 – V C40
2020-12-10 19:31:07 C 08 47 01.05 +48 59 33.7 – V C40
2020-12-10 19:33:52 C 08 47 01.11 +48 59 36.9 – V C40
2020-12-10 19:37:58 C 08 47 01.18 +48 59 41.6 – V C40
2020-12-10 19:43:28 C 08 47 01.30 +48 59 48.1 – V C40
2020-12-10 19:46:13 C 08 47 01.37 +48 59 51.1 – V C40