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
1999-12-22 02:57:33 C 10 53 29.85 +36 33 08.8 118
1999-12-29 17:33:33 C 10 56 58.92 +38 25 05.8 z 402
1999-12-29 17:35:22 C 10 56 58.94 +38 25 07.1 z 402
1999-12-29 17:37:12 C 10 56 58.94 +38 25 08.3 z 402
1999-12-30 08:54:04 C 10 57 05.78 +38 34 46.7 16.4 a 704
1999-12-30 09:16:03 C 10 57 05.86 +38 35 00.7 16.5 a 704
1999-12-30 09:37:44 C 10 57 05.93 +38 35 14.5 16.9 a 704
1999-12-30 09:59:04 C 10 57 06.03 +38 35 28.1 17.1 a 704
1999-12-30 10:20:02 C 10 57 06.09 +38 35 41.1 16.5 a 704
1999-12-30 17:28:19 C 10 57 08.49 +38 40 13.7 z 900
1999-12-30 17:41:27 C 10 57 08.50 +38 40 22.2 z 900
2000-01-01 06:58:58 C 10 57 15.38 +39 03 56.0 i 726
2000-01-01 07:03:57 C 10 57 15.36 +39 04 00.0 i 726
2000-01-01 07:08:57 C 10 57 15.41 +39 04 03.5 i 726
2000-01-01 07:13:58 C 10 57 15.35 +39 04 06.3 i 726
2000-01-01 07:18:58 C 10 57 15.39 +39 04 10.7 i 726
2000-01-03 12:22:07 C 10 57 06.05 +39 38 02.8 i 670
2000-01-03 13:19:43 C 10 57 05.52 +39 38 39.4 i 670
2000-01-03 13:50:39 C 10 57 05.24 +39 38 58.8 i 670
2000-01-10 01:58:15 C 10 54 35.76 +41 17 23.4 d 049
2000-01-10 02:00:51 C 10 54 35.68 +41 17 25.1 d 049
2000-01-10 02:04:36 C 10 54 35.56 +41 17 27.2 d 049
2000-01-16 04:31:29 C 10 49 32.24 +42 44 10.1 d 049
2000-01-16 04:33:54 C 10 49 32.13 +42 44 11.4 d 049
2000-01-16 04:36:32 C 10 49 32.01 +42 44 12.9 d 049
2000-01-16 09:04:59 C 10 49 20.992 +42 46 48.94 l G91
2000-01-19 21:09:46 C 10 45 19.49 +43 31 38.9 z 151
2000-01-19 21:15:05 C 10 45 19.11 +43 31 41.4 z 151
2000-01-19 21:23:55 C 10 45 18.82 +43 31 46.0 z 151
2000-01-19 21:29:17 C 10 45 18.30 +43 31 50.3 z 151
2000-01-19 21:35:28 C 10 45 18.00 +43 31 53.4 z 151
2000-01-19 21:39:28 C 10 45 17.76 +43 31 54.7 z 151
2000-01-19 21:43:18 C 10 45 17.69 +43 31 57.2 z 151
2000-01-21 00:39:29 C 10 43 50.58 +43 45 26.6 615
2000-01-21 02:05:55 C 10 43 45.56 +43 46 09.2 615
2000-01-21 03:53:13 C 10 43 39.28 +43 47 01.4 615
2000-01-21 05:30:27 C 10 43 33.66 +43 47 47.5 615
2000-01-21 21:37:05 C 10 42 40.47 +43 55 30.0 610
2000-01-21 21:44:06 C 10 42 40.06 +43 55 33.9 610
2000-01-21 21:51:06 C 10 42 39.66 +43 55 37.9 610
2000-01-21 21:58:06 C 10 42 39.26 +43 55 41.9 610
2000-01-21 22:05:06 C 10 42 38.85 +43 55 45.8 610
2000-01-25 23:15:33 C 10 36 41.66 +44 38 13.7 610
2000-01-25 23:20:34 C 10 36 41.32 +44 38 15.8 610
2000-01-25 23:25:34 C 10 36 40.98 +44 38 17.9 610
2000-01-25 23:30:33 C 10 36 40.64 +44 38 20.0 610
2000-01-25 23:35:33 C 10 36 40.31 +44 38 22.0 610
2000-01-27 07:51:04 C 10 34 31.73 +44 50 40.4 16.4 c 704
2000-01-27 08:33:30 C 10 34 28.76 +44 50 56.2 16.9 c 704
2000-01-27 08:54:42 C 10 34 27.28 +44 51 04.1 17.5 c 704