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
2004-03-22 09:11:49 C 13 24 28.23 +07 11 14.1 o 699
2004-03-22 09:48:19 C 13 24 26.61 +07 11 21.0 o 699
2004-03-23 08:18:16 C 13 23 27.36 +07 15 52.9 19.7 c 704
2004-03-23 08:33:54 C 13 23 26.70 +07 15 55.7 19.7 c 704
2004-03-23 08:49:55 C 13 23 25.98 +07 15 59.1 19.6 c 704
2004-03-23 09:06:47 C 13 23 25.23 +07 16 02.5 19.2 c 704
2004-03-23 09:22:35 C 13 23 24.54 +07 16 05.7 19.8 c 704
2004-03-28 08:26:36 C 13 18 02.50 +07 38 42.5 d 703
2004-03-28 08:46:24 C 13 18 01.60 +07 38 46.1 d 703
2004-03-28 09:06:23 C 13 18 00.58 +07 38 49.7 d 703
2004-03-28 09:26:15 C 13 17 59.66 +07 38 53.0 d 703
2004-03-30 01:35:07 C 13 16 08.74 +07 45 53.4 012
2004-03-30 01:39:57 C 13 16 08.63 +07 45 53.5 012
2004-03-30 01:45:09 C 13 16 08.32 +07 45 55.2 012
2004-03-30 01:49:59 C 13 16 08.06 +07 45 55.5 012
2004-04-14 23:15:57 C 12 58 40.76 +08 33 39.2 g 012
2004-04-14 23:24:57 C 12 58 40.29 +08 33 39.5 g 012
2004-04-14 23:45:11 C 12 58 39.42 +08 33 41.6 g 012
2004-04-14 23:54:47 C 12 58 39.00 +08 33 42.9 g 012
2004-04-15 00:03:40 C 12 58 38.58 +08 33 42.7 g 012
2004-04-15 05:52:00 C 12 58 23.60 +08 34 09.7 19.3 c 704
2004-04-15 06:07:57 C 12 58 22.85 +08 34 10.4 19.3 c 704
2004-04-15 06:24:00 C 12 58 22.12 +08 34 11.1 20.0 c 704
2004-04-15 06:56:02 C 12 58 20.75 +08 34 14.6 19.3 c 704
2004-05-12 03:57:59 C 12 36 32.67 +08 18 15.7 19.8 c 644
2004-05-12 03:59:44 C 12 36 32.66 +08 18 16.0 19.8 c 644
2004-05-12 04:27:46 C 12 36 32.02 +08 18 12.7 19.8 c 644
2004-05-12 04:29:32 C 12 36 31.98 +08 18 12.8 19.6 c 644
2004-05-12 04:57:35 C 12 36 31.36 +08 18 09.3 19.9 c 644
2004-05-12 04:59:19 C 12 36 31.29 +08 18 09.2 19.9 c 644
2005-06-26 05:12:31 C 15 20 22.72 -23 48 29.8 19.9 o 644
2005-06-26 05:14:38 C 15 20 22.62 -23 48 30.0 19.3 o 644
2005-06-26 05:43:20 C 15 20 21.80 -23 48 28.5 19.4 o 644
2005-06-26 05:45:30 C 15 20 21.74 -23 48 28.5 19.3 o 644
2005-06-26 06:26:03 C 15 20 20.51 -23 48 26.6 19.9 o 644
2005-06-26 06:27:49 C 15 20 20.48 -23 48 26.3 19.4 o 644
2005-07-03 06:04:48 C 15 16 03.77 -23 41 56.3 19.6 o 644
2005-07-03 06:34:59 C 15 16 03.08 -23 41 55.5 19.9 o 644
2005-07-03 07:08:56 C 15 16 02.34 -23 41 54.0 20.1 o 644
2006-05-04 18:15:01 C 22 58 51.13 -21 32 26.4 r E12
2006-05-04 18:22:18 C 22 58 51.88 -21 32 24.2 r E12
2006-05-04 18:29:41 C 22 58 52.64 -21 32 21.1 r E12
2006-05-04 18:37:03 C 22 58 53.40 -21 32 18.3 r E12
2006-05-10 18:14:30 C 23 13 24.99 -20 34 18.5 r E12
2006-05-10 18:26:35 C 23 13 26.14 -20 34 14.2 r E12
2006-05-10 18:38:45 C 23 13 27.33 -20 34 09.1 r E12
2006-05-10 18:50:49 C 23 13 28.63 -20 34 03.4 r E12
2006-05-22 18:40:05 C 23 43 15.27 -18 29 03.2 r E12
2006-05-22 18:51:33 C 23 43 16.50 -18 28 57.7 r E12
2006-05-22 19:02:58 C 23 43 17.68 -18 28 53.0 r E12