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
2020-09-13 14:32:36 C 04 38 28.007 +01 35 32.14 – U F52
2020-09-13 14:43:46 C 04 38 29.542 +01 35 43.04 – U F52
2020-09-13 14:54:55 C 04 38 31.062 +01 35 54.34 – U F52
2020-09-14 10:50:09 C 04 41 19.47 +01 56 00.2 – V 703
2020-09-14 10:57:41 C 04 41 20.50 +01 56 08.0 – V 703
2020-09-14 11:05:12 C 04 41 21.53 +01 56 15.6 – V 703
2020-09-14 14:07:20 C 04 41 47.23 +01 59 24.1 – V T05
2020-09-14 14:15:15 C 04 41 48.31 +01 59 32.3 – V T05
2020-09-14 14:37:00 C 04 41 51.29 +01 59 54.5 – V T05
2020-09-14 14:53:42 C 04 41 53.57 +02 00 11.5 – V T05
2020-09-16 12:24:35 C 04 48 19.79 +02 47 18.6 – V T08
2020-09-16 12:54:23 C 04 48 23.92 +02 47 49.9 – V T08
2020-09-16 12:59:01 C 04 48 24.55 +02 47 54.9 – V T08
2020-09-17 02:06:46 C 04 50 15.68 +03 01 39.0 – V 089
2020-09-17 02:13:32 C 04 50 16.59 +03 01 46.1 – V 089
2020-09-17 02:16:55 C 04 50 17.08 +03 01 49.4 – V 089
2020-09-17 02:20:18 C 04 50 17.53 +03 01 53.2 – V 089
2020-09-17 02:23:41 C 04 50 18.01 +03 01 56.9 – V 089
2020-09-17 02:27:04 C 04 50 18.48 +03 02 00.4 – V 089
2020-09-17 02:30:27 C 04 50 18.97 +03 02 04.1 – V 089
2020-09-17 02:33:50 C 04 50 19.41 +03 02 07.5 – V 089
2020-09-17 02:37:13 C 04 50 19.88 +03 02 11.1 – V 089
2020-09-18 13:12:31 C 04 55 14.91 +03 39 19.0 – V T05
2020-09-18 13:15:09 C 04 55 15.28 +03 39 21.9 – V T05
2020-09-18 13:22:31 C 04 55 16.29 +03 39 29.8 – V T05
2020-09-18 13:38:50 C 04 55 18.55 +03 39 47.6 – V T05
2020-09-20 13:12:22 C 05 02 05.05 +04 31 59.9 – V T08
2020-09-20 13:17:04 C 05 02 05.70 +04 32 05.2 – V T08
2020-09-20 13:21:03 C 05 02 06.26 +04 32 09.6 – V T08
2020-09-20 13:38:18 C 05 02 08.65 +04 32 28.9 – V T08
2020-09-22 12:55:57 C 05 08 54.51 +05 25 52.2 – V T05
2020-09-22 13:06:00 C 05 08 55.92 +05 26 03.9 – V T05
2020-09-22 13:18:05 C 05 08 57.60 +05 26 17.8 – V T05
2020-09-22 13:29:20 C 05 08 59.16 +05 26 30.6 – V T05
2020-09-23 02:47:47 C 05 10 53.10 +05 41 41.8 – V 089
2020-09-23 02:51:11 C 05 10 53.59 +05 41 46.0 – V 089
2020-09-23 02:54:34 C 05 10 54.03 +05 41 49.7 – V 089
2020-09-23 02:57:56 C 05 10 54.51 +05 41 54.0 – V 089
2020-09-24 02:29:43 C 05 14 17.37 +06 09 12.9 – V K88
2020-09-24 02:41:57 C 05 14 19.09 +06 09 27.2 – V K88
2020-09-24 02:54:17 C 05 14 20.82 +06 09 41.7 – V K88
2020-09-25 15:11:16 C 05 19 33.82 +06 52 40.3 – V T08
2020-09-25 15:14:05 C 05 19 34.21 +06 52 43.7 – V T08
2020-09-25 15:22:24 C 05 19 35.37 +06 52 53.6 – V T08
2020-09-26 10:28:03 C 05 22 20.94 +07 15 43.5 – V 703
2020-09-26 10:35:38 C 05 22 21.99 +07 15 52.7 – V 703
2020-09-26 10:43:13 C 05 22 23.06 +07 16 01.8 – V 703
2020-09-26 10:50:48 C 05 22 24.10 +07 16 11.1 – V 703
2020-09-27 13:11:57 C 05 26 12.52 +07 48 13.2 – V T05
2020-09-27 13:14:36 C 05 26 12.89 +07 48 16.5 – V T05