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
2011-03-26 01:14:09 C 13 16 44.13 +08 18 29.8 c A24
2011-03-26 01:15:11 C 13 16 44.06 +08 18 30.3 c A24
2011-04-02 00:42:53 C 13 08 57.12 +08 47 45.3 c A24
2011-04-02 00:52:34 C 13 08 56.65 +08 47 46.5 c A24
2011-04-02 00:56:09 C 13 08 56.49 +08 47 47.0 c A24
2011-04-02 01:09:25 C 13 08 55.82 +08 47 49.2 c A24
2011-04-02 01:12:59 C 13 08 55.64 +08 47 49.8 c A24
2011-04-02 01:22:41 C 13 08 55.18 +08 47 51.2 c A24
2011-04-03 00:16:34 C 13 07 50.76 +08 51 22.1 c A24
2011-04-03 00:26:43 C 13 07 50.28 +08 51 23.5 c A24
2011-04-03 00:31:39 C 13 07 50.03 +08 51 24.0 c A24
2011-04-03 00:44:55 C 13 07 49.41 +08 51 25.5 c A24
2011-04-03 00:48:30 C 13 07 49.25 +08 51 26.1 c A24
2011-04-03 00:58:12 C 13 07 48.81 +08 51 27.6 c A24
2011-04-06 00:16:54 C 13 04 28.21 +09 01 31.6 c A24
2011-04-06 00:17:56 C 13 04 28.14 +09 01 32.0 c A24
2011-04-06 00:18:58 C 13 04 28.10 +09 01 31.6 c A24
2011-04-08 23:02:05 C 13 01 11.09 +09 10 09.3 c A24
2011-04-08 23:03:08 C 13 01 11.12 +09 10 08.8 c A24
2011-04-10 00:09:52 C 13 00 01.83 +09 12 51.7 c A24
2011-04-10 00:10:54 C 13 00 01.74 +09 12 51.6 c A24
2011-04-10 00:11:57 C 13 00 01.66 +09 12 51.7 c A24
2011-04-10 23:07:18 C 12 58 58.95 +09 15 10.8 c A24
2011-04-10 23:30:12 C 12 58 57.89 +09 15 13.1 c A24
2011-04-10 23:41:53 C 12 58 57.34 +09 15 13.7 c A24
2011-04-10 23:49:07 C 12 58 57.00 +09 15 14.5 c A24
2011-04-10 23:59:42 C 12 58 56.49 +09 15 15.3 c A24
2011-04-11 00:17:00 C 12 58 55.64 +09 15 16.7 c A24
2011-04-12 05:01:45 C 12 57 37.90 +09 17 59.4 r 703
2011-04-12 05:10:00 C 12 57 37.47 +09 17 59.7 r 703
2011-04-12 05:18:16 C 12 57 37.04 +09 17 59.4 r 703
2011-04-12 05:26:27 C 12 57 36.72 +09 18 00.6 r 703
2011-04-21 21:10:48 C 12 47 45.37 +09 30 18.0 u A13
2011-04-21 21:41:17 C 12 47 44.17 +09 30 17.7 u A13
2011-04-21 22:04:18 C 12 47 43.23 +09 30 17.6 u A13
2011-04-21 22:30:39 C 12 47 42.18 +09 30 19.8 c A24
2011-04-21 23:04:56 C 12 47 40.85 +09 30 19.9 c A24
2011-04-22 02:08:43 C 12 47 33.70 +09 30 23.5 c I28
2011-04-22 02:23:43 C 12 47 33.10 +09 30 23.0 c I28
2011-04-22 02:38:49 C 12 47 32.51 +09 30 24.0 c I28
2011-04-25 04:09:59 C 12 44 43.51 +09 30 42.2 r 703
2011-04-25 04:18:41 C 12 44 43.11 +09 30 42.2 r 703
2011-04-25 04:27:21 C 12 44 42.82 +09 30 42.0 r 703
2011-04-25 04:36:03 C 12 44 42.57 +09 30 42.2 r 703
2011-04-29 05:48:58 C 12 41 15.42 +09 28 35.1 18.6 c 704
2011-04-29 06:19:08 C 12 41 14.43 +09 28 32.9 19.0 c 704
2011-04-29 06:34:31 C 12 41 13.83 +09 28 34.1 19.2 c 704
2011-04-29 06:49:37 C 12 41 13.36 +09 28 32.0 19.3 c 704
2011-05-01 21:06:54 C 12 39 11.54 +09 25 37.0 c A24
2011-05-01 21:20:34 C 12 39 11.11 +09 25 36.2 c A24