Leonard (486P)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2023-10-21 (JD 2460238.5)
Eccentricity (e)0.3639641370 ± 1.71e-07
Semi-major axis (a)3.6290623963 AU ± 7.51e-08
Inclination (i)2.20944412° ± 1.31e-05
Long. of Asc. Node (Ω)219.03084112° ± 2.92e-04
Arg. of Perihelion (ω)93.96702370° ± 3.06e-04
Mean Anomaly (M)284.32112404° ± 6.10e-05
Mean Motion (n)0.1425675293°/day ± 4.43e-09
Perihelion dist (q)2.30821383 AU ± 6.24e-07
Aphelion dist (Q)4.94991096 AU ± 6.30e-07
Orbital Period6.91339949 yr ± 2.15e-07
NGA Modelg(r)
A2-1.39292867e-10 ± 2.13e-09 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.598″
Uncertainty0
Orbit TypeMBA
MOID1.293350 AU
Observations Used524
Oppositions6
Arc Total2018-2025
First Observation Used2018-06-08
Last Observation Used2025-12-16
Observations (549)
Date Type RA Dec Mag Band Observatory
2025-08-25 12:32:06 C 00 43 54.730 +07 07 53.28 – X F51
2025-08-25 12:48:51 C 00 43 54.519 +07 07 51.88 – X F51
2025-08-25 13:11:54 C 00 43 54.264 +07 07 50.40 – X F51
2025-08-26 00:48:04 C 00 43 46.98 +07 06 56.7 – – A77
2025-08-26 00:54:34 C 00 43 46.91 +07 06 56.0 – – A77
2025-08-26 01:01:05 C 00 43 46.83 +07 06 55.6 – – A77
2025-08-29 23:09:57 C 00 42 35.237 +06 58 33.35 – V M22
2025-08-29 23:13:53 C 00 42 35.112 +06 58 32.59 – V M22
2025-08-29 23:24:22 C 00 42 35.040 +06 58 32.20 – V M22
2025-08-29 23:27:25 C 00 42 35.153 +06 58 25.64 – V R17
2025-08-29 23:47:55 C 00 42 34.867 +06 58 23.77 – V R17
2025-08-30 00:04:05 C 00 42 34.368 +06 58 27.55 – V M22
2025-08-30 00:14:14 C 00 42 34.380 +06 58 20.42 – V R17
2025-08-30 00:34:57 C 00 42 34.133 +06 58 18.95 – V R17
2025-08-31 15:40:56 C 00 41 58.054 +06 54 07.78 – Z 323
2025-08-31 15:50:17 C 00 41 57.919 +06 54 06.16 – Z 323
2025-08-31 15:58:03 C 00 41 57.823 +06 54 04.54 – Z 323
2025-08-31 22:57:40 B 00 41 51.02 +06 53 09.6 – X G00
2025-08-31 23:07:56 B 00 41 50.83 +06 53 08.4 – X G00
2025-08-31 23:18:12 B 00 41 50.66 +06 53 07.3 – X G00
2025-08-31 23:25:53 C 00 41 50.527 +06 53 13.56 – V M22
2025-08-31 23:28:29 C 00 41 50.436 +06 53 13.56 – V M22
2025-09-01 00:00:36 C 00 41 49.872 +06 53 09.92 – V M22
2025-09-01 00:09:04 C 00 41 49.716 +06 53 08.52 – V M22
2025-09-01 14:48:38 C 00 41 35.24 +06 51 18.3 – q 903
2025-09-01 14:59:31 C 00 41 35.06 +06 51 17.1 – q 903
2025-09-01 15:10:09 C 00 41 34.84 +06 51 16.0 – q 903
2025-09-01 15:33:59 C 00 41 34.466 +06 51 18.40 – Z 323
2025-09-01 15:43:22 C 00 41 34.279 +06 51 16.88 – Z 323
2025-09-01 15:51:09 C 00 41 34.111 +06 51 17.64 – Z 323
2025-09-02 10:00:49 C 00 41 15.334 +06 48 55.73 – V T08
2025-09-02 10:52:24 C 00 41 14.364 +06 48 49.72 – V T08
2025-09-02 11:01:13 C 00 41 14.206 +06 48 49.03 – V T08
2025-09-02 11:03:17 C 00 41 14.143 +06 48 48.71 – V T08
2025-09-03 12:26:23 C 00 40 46.561 +06 45 30.33 – X F51
2025-09-03 12:44:42 C 00 40 46.192 +06 45 27.94 – X F51
2025-09-03 13:02:56 C 00 40 45.830 +06 45 25.54 – X F51
2025-09-03 13:21:06 C 00 40 45.461 +06 45 23.01 – X F51
2025-09-03 18:17:15 C 00 40 39.84 +06 44 48.2 – V Q62
2025-09-03 18:19:34 C 00 40 39.80 +06 44 47.7 – V Q62
2025-09-03 18:21:50 C 00 40 39.75 +06 44 47.6 – V Q62
2025-09-03 18:24:08 C 00 40 39.68 +06 44 47.3 – V Q62
2025-09-05 14:48:52 B 00 39 48.17 +06 38 26.7 – q D88
2025-09-05 14:59:53 B 00 39 47.90 +06 38 25.5 – q D88
2025-09-06 02:11:24 B 00 39 34.23 +06 36 45.4 – V Y87
2025-09-06 02:25:45 B 00 39 33.98 +06 36 47.2 – V Y87
2025-09-06 02:36:54 B 00 39 33.77 +06 36 47.1 – V Y87
2025-09-11 22:37:41 C 00 36 23.630 +06 13 35.51 – V R17
2025-09-11 22:58:50 C 00 36 23.131 +06 13 30.58 – V R17
2025-09-11 23:19:45 C 00 36 22.574 +06 13 27.70 – V R17