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
2020-12-10 19:47:36 C 08 47 01.38 +48 59 52.9 – V C40
2020-12-10 19:48:58 C 08 47 01.42 +48 59 54.3 – V C40
2020-12-10 19:54:28 C 08 47 01.53 +49 00 00.8 – V C40
2020-12-10 19:57:13 C 08 47 01.60 +49 00 04.0 – V C40
2020-12-10 19:58:36 C 08 47 01.62 +49 00 05.5 – V C40
2020-12-10 19:59:58 C 08 47 01.65 +49 00 07.1 – V C40
2020-12-10 20:02:43 C 08 47 01.71 +49 00 10.2 – V C40
2020-12-11 12:49:27 C 08 47 21.80 +49 18 58.3 – V T08
2020-12-11 13:04:00 C 08 47 21.96 +49 19 14.6 – V T08
2020-12-11 13:11:17 C 08 47 22.05 +49 19 22.6 – V T08
2020-12-11 13:18:37 C 08 47 22.12 +49 19 30.8 – V T08
2020-12-11 14:16:36 C 08 47 22.792 +49 20 34.01 – U F51
2020-12-11 14:34:16 C 08 47 22.989 +49 20 53.24 – U F51
2020-12-11 14:51:56 C 08 47 23.189 +49 21 12.41 – U F51
2020-12-11 15:09:36 C 08 47 23.387 +49 21 31.39 – U F51
2020-12-13 09:53:33 C 08 48 03.29 +50 07 29.3 – V 703
2020-12-13 10:01:46 C 08 48 03.32 +50 07 38.1 – V 703
2020-12-13 10:10:07 C 08 48 03.36 +50 07 47.0 – V 703
2020-12-13 10:18:36 C 08 48 03.40 +50 07 56.0 – V 703
2020-12-14 19:17:45 C 08 48 21.32 +50 42 03.6 – V C40
2020-12-14 19:39:24 C 08 48 21.42 +50 42 26.4 – V C40
2020-12-14 19:48:51 C 08 48 21.45 +50 42 36.5 – V C40
2020-12-14 19:52:54 C 08 48 21.45 +50 42 41.0 – V C40
2020-12-14 19:54:15 C 08 48 21.47 +50 42 42.4 – V C40
2020-12-14 19:56:59 C 08 48 21.46 +50 42 45.3 – V C40
2020-12-14 19:59:40 C 08 48 21.48 +50 42 48.1 – V C40
2020-12-14 20:01:01 C 08 48 21.49 +50 42 49.5 – V C40
2020-12-14 20:02:23 C 08 48 21.50 +50 42 51.1 – V C40
2020-12-14 20:03:44 C 08 48 21.50 +50 42 52.4 – V C40
2020-12-14 20:05:04 C 08 48 21.50 +50 42 53.8 – V C40
2020-12-14 20:06:25 C 08 48 21.51 +50 42 55.3 – V C40
2020-12-14 20:07:47 C 08 48 21.50 +50 42 56.6 – V C40
2020-12-14 20:09:08 C 08 48 21.50 +50 42 58.1 – V C40
2020-12-14 20:11:50 C 08 48 21.51 +50 43 01.1 – V C40
2020-12-14 20:13:11 C 08 48 21.51 +50 43 02.5 – V C40
2020-12-14 20:14:33 C 08 48 21.52 +50 43 03.9 – V C40
2020-12-14 20:15:53 C 08 48 21.53 +50 43 05.4 – V C40
2020-12-14 20:17:14 C 08 48 21.53 +50 43 06.7 – V C40
2020-12-14 20:18:35 C 08 48 21.53 +50 43 08.2 – V C40
2020-12-14 20:19:57 C 08 48 21.55 +50 43 09.6 – V C40
2020-12-14 20:21:18 C 08 48 21.54 +50 43 11.1 – V C40
2020-12-14 20:24:40 C 08 48 21.53 +50 43 14.6 – V C40
2020-12-14 20:26:02 C 08 48 21.54 +50 43 16.1 – V C40
2020-12-14 20:27:23 C 08 48 21.56 +50 43 17.5 – V C40
2020-12-14 20:28:45 C 08 48 21.56 +50 43 19.1 – V C40
2020-12-14 20:30:06 C 08 48 21.56 +50 43 20.5 – V C40
2020-12-14 20:31:26 C 08 48 21.57 +50 43 21.9 – V C40
2020-12-14 20:34:09 C 08 48 21.57 +50 43 24.7 – V C40
2020-12-14 20:35:30 C 08 48 21.58 +50 43 26.2 – V C40
2020-12-14 20:36:52 C 08 48 21.58 +50 43 27.6 – V C40