418929 (2009 DM1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6407473893 ± 4.82e-09
Semi-major axis (a)2.8936861437 AU ± 2.96e-09
Inclination (i)15.19827680° ± 1.75e-06
Long. of Asc. Node (Ω)197.57588932° ± 3.90e-06
Arg. of Perihelion (ω)219.76610053° ± 4.62e-06
Mean Anomaly (M)151.56254403° ± 1.02e-06
Mean Motion (n)0.2002327625°/day ± 3.07e-10
Perihelion dist (q)1.03956430 AU ± 1.40e-08
Aphelion dist (Q)4.74780799 AU ± 1.48e-08
Orbital Period4.92240266 yr ± 7.55e-09
Physical Parameters
H (abs. magnitude)17.03
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.399″
Uncertainty0
Orbit TypeAmor
MOID0.107802 AU
Observations Used2427
Oppositions17
Arc Total2003-2024
First Observation Used2003-11-21
Last Observation Used2024-05-05
Observations (4088)
Date Type RA Dec Mag Band Observatory
2009-03-18 03:45:39 C 04 36 59.97 +05 39 32.6 r 448
2009-03-20 00:58:58 C 04 44 52.37 +06 02 59.5 o H55
2009-03-20 01:05:55 C 04 44 53.59 +06 03 03.5 o H55
2009-03-20 01:12:52 C 04 44 54.82 +06 03 07.3 o H55
2013-06-15 09:06:30 C 21 20 53.56 +06 04 23.1 u 807
2013-06-15 09:09:50 C 21 20 53.77 +06 04 19.2 u G96
2013-06-15 09:16:56 C 21 20 53.84 +06 04 21.8 u G96
2013-06-15 09:21:41 C 21 20 53.69 +06 04 29.0 u 807
2013-06-15 09:24:00 C 21 20 53.91 +06 04 24.7 u G96
2013-06-15 09:31:07 C 21 20 53.95 +06 04 27.5 u G96
2013-06-15 09:33:28 C 21 20 53.81 +06 04 33.5 u 807
2013-07-12 23:20:05 C 21 17 48.42 +09 46 59.8 o B67
2013-07-12 23:34:22 C 21 17 48.16 +09 47 03.9 o B67
2013-07-12 23:48:39 C 21 17 47.81 +09 47 07.2 o B67
2013-07-30 23:15:49 C 21 03 45.37 +10 49 46.7 q 204
2013-07-30 23:30:27 C 21 03 44.70 +10 49 46.9 q 204
2013-07-30 23:45:25 C 21 03 44.05 +10 49 47.5 q 204
2013-08-01 22:46:54 C 21 01 38.53 +10 49 52.3 t 130
2013-08-01 22:50:08 C 21 01 38.36 +10 49 53.0 t 130
2013-08-01 22:54:01 C 21 01 38.21 +10 49 53.1 t 130
2013-08-11 22:33:16 C 20 49 40.87 +10 24 13.6 r 106
2013-08-11 22:51:50 C 20 49 39.85 +10 24 09.9 r 106
2013-08-11 23:10:23 C 20 49 38.81 +10 24 06.2 r 106
2013-08-11 23:28:56 C 20 49 37.82 +10 24 02.3 r 106
2013-08-16 08:07:46 C 20 43 58.188 +09 58 06.62 L F51
2013-08-16 08:24:52 C 20 43 57.211 +09 58 01.69 L F51
2013-08-31 04:05:32 C 20 25 01.16 +07 22 01.7 r Y00
2013-08-31 04:13:16 C 20 25 00.68 +07 21 56.6 r Y00
2013-08-31 04:23:26 C 20 25 00.22 +07 21 51.2 r Y00
2013-09-01 05:06:31 C 20 23 49.03 +07 07 12.6 q H45
2013-09-01 05:08:57 C 20 23 48.92 +07 07 11.1 q H45
2013-09-01 05:10:43 C 20 23 48.82 +07 07 10.3 q H45
2013-09-01 05:13:30 C 20 23 48.71 +07 07 08.4 q H45
2013-09-01 05:16:18 C 20 23 48.55 +07 07 06.7 q H45
2013-09-01 05:17:39 C 20 23 48.48 +07 07 06.2 q H45
2013-09-05 20:35:08 C 20 18 49.12 +05 56 56.5 u C01
2013-09-05 20:39:31 C 20 18 48.97 +05 56 54.1 u C01
2013-09-05 20:43:54 C 20 18 48.73 +05 56 50.9 u C01
2013-09-05 20:48:19 C 20 18 48.56 +05 56 47.8 u C01
2013-09-05 20:52:42 C 20 18 48.38 +05 56 44.8 u C01
2013-09-05 21:28:49 C 20 18 46.78 +05 56 20.9 u C01
2013-09-07 20:04:06 C 20 16 54.35 +05 24 47.6 q 246
2013-09-07 20:04:35 C 20 16 54.32 +05 24 47.3 q 246
2013-09-07 20:05:00 C 20 16 54.29 +05 24 46.8 q 246
2013-09-07 20:05:27 C 20 16 54.29 +05 24 46.6 q 246
2013-09-07 20:08:02 C 20 16 54.14 +05 24 44.8 q 246
2013-09-07 20:10:39 C 20 16 54.05 +05 24 43.1 q 246
2013-09-07 20:13:18 C 20 16 53.94 +05 24 41.3 q 246
2013-09-07 20:14:04 C 20 16 53.91 +05 24 40.7 q 246
2013-09-07 20:30:56 C 20 16 53.23 +05 24 29.1 q A48