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
2020-09-27 13:22:33 C 05 26 14.01 +07 48 26.2 – V T05
2020-09-28 02:17:36 C 05 28 05.55 +08 04 09.9 – V 089
2020-09-28 02:24:23 C 05 28 06.50 +08 04 17.8 – V 089
2020-09-28 02:27:46 C 05 28 06.98 +08 04 22.2 – V 089
2020-09-28 02:31:09 C 05 28 07.47 +08 04 26.4 – V 089
2020-09-28 13:36:50 C 05 29 44.14 +08 18 14.9 – V T08
2020-09-28 13:40:49 C 05 29 44.70 +08 18 19.9 – V T08
2020-09-28 13:46:48 C 05 29 45.54 +08 18 27.4 – V T08
2020-09-29 14:20:40 C 05 33 18.71 +08 49 02.2 – V T08
2020-09-29 14:57:59 C 05 33 23.93 +08 49 49.1 – V T08
2020-09-29 15:02:38 C 05 33 24.58 +08 49 54.9 – V T08
2020-09-29 15:10:27 C 05 33 25.67 +08 50 04.6 – V T08
2020-09-29 15:25:13 C 05 33 27.74 +08 50 23.2 – V T08
2020-09-29 23:29:57 C 05 34 38.87 +09 00 45.5 – o K95
2020-09-29 23:35:17 C 05 34 39.63 +09 00 52.4 – o K95
2020-09-30 05:52:20 C 05 35 34.21 +09 08 47.6 – o W92
2020-09-30 06:13:32 C 05 35 37.25 +09 09 14.4 – o W92
2020-10-03 12:30:31 C 05 46 59.11 +10 49 35.3 – V T08
2020-10-03 12:37:49 C 05 47 00.15 +10 49 44.8 – V T08
2020-10-03 12:41:55 C 05 47 00.72 +10 49 50.2 – V T08
2020-10-03 12:59:00 C 05 47 03.14 +10 50 12.8 – V T08
2020-10-05 11:53:07 C 05 53 52.64 +11 52 07.8 – V T05
2020-10-05 12:00:28 C 05 53 53.67 +11 52 17.8 – V T05
2020-10-05 12:03:06 C 05 53 54.06 +11 52 21.2 – V T05
2020-10-05 12:18:59 C 05 53 56.30 +11 52 42.7 – V T05
2020-10-11 15:06:18 C 06 15 15.68 +15 13 49.2 – V T08
2020-10-11 15:12:19 C 06 15 16.53 +15 13 57.5 – V T08
2020-10-11 15:21:05 C 06 15 17.75 +15 14 09.9 – V T08
2020-10-15 13:28:48 C 06 28 54.46 +17 28 02.5 – V T08
2020-10-15 14:21:37 C 06 29 01.78 +17 29 19.0 – V T08
2020-10-15 14:24:17 C 06 29 02.14 +17 29 22.7 – V T08
2020-10-15 14:47:31 C 06 29 05.35 +17 29 56.3 – V T08
2020-10-16 08:50:50 C 06 31 41.89 +17 55 52.8 – q U71
2020-10-16 09:06:49 C 06 31 44.13 +17 56 16.5 – q U71
2020-10-16 09:22:50 C 06 31 46.39 +17 56 39.6 – q U71
2020-10-17 01:25:22 C 06 34 04.35 +18 19 51.8 – V L93
2020-10-17 01:38:15 C 06 34 06.15 +18 20 11.1 – V L93
2020-10-17 02:09:06 C 06 34 10.50 +18 20 56.0 – V L93
2020-10-17 02:37:13 C 06 34 14.43 +18 21 37.2 – V L93
2020-10-17 03:05:19 C 06 34 18.33 +18 22 18.1 – V L93
2020-10-17 03:19:23 C 06 34 20.28 +18 22 39.4 – V L93
2020-10-17 14:02:31 C 06 35 52.37 +18 38 20.9 – V T05
2020-10-17 14:07:48 C 06 35 53.11 +18 38 28.7 – V T05
2020-10-17 14:20:15 C 06 35 54.81 +18 38 46.9 – V T05
2020-10-19 12:53:04 C 06 42 33.45 +19 46 50.0 – V T08
2020-10-19 12:57:42 C 06 42 34.09 +19 46 56.9 – V T08
2020-10-19 13:11:29 C 06 42 35.98 +19 47 17.4 – V T08
2020-10-19 13:21:13 C 06 42 37.32 +19 47 31.8 – V T08
2020-10-23 13:42:35 C 06 56 11.73 +22 10 05.2 – V T08
2020-10-23 13:54:34 C 06 56 13.33 +22 10 23.2 – V T08