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
2018-09-09 05:05:48 C 22 23 15.60 +18 20 50.6 V G96
2018-09-09 05:13:14 C 22 23 15.36 +18 20 46.8 V G96
2018-09-09 05:20:39 C 22 23 15.10 +18 20 43.0 V G96
2018-09-09 05:58:57 C 22 23 13.82 +18 20 23.3 V 703
2018-09-09 06:06:31 C 22 23 13.55 +18 20 19.6 V 703
2018-09-09 06:14:05 C 22 23 13.29 +18 20 15.3 V 703
2018-09-09 06:21:40 C 22 23 13.05 +18 20 11.7 V 703
2018-09-10 10:59:16 C 22 22 22.95 +18 04 28.5 U T05
2018-09-10 11:31:32 C 22 22 21.85 +18 04 09.5 U T05
2018-09-10 11:50:56 C 22 22 21.20 +18 03 57.9 U T05
2018-09-10 17:06:41 C 22 22 13.50 +18 00 53.1 q C97
2018-09-10 17:08:57 C 22 22 13.42 +18 00 51.7 q C97
2018-09-10 17:11:24 C 22 22 13.33 +18 00 50.3 q C97
2018-09-10 17:13:40 C 22 22 13.21 +18 00 48.9 q C97
2018-09-11 15:57:16 C 22 21 34.20 +17 46 54.5 q C97
2018-09-11 15:59:44 C 22 21 34.12 +17 46 53.2 q C97
2018-09-11 16:02:12 C 22 21 34.04 +17 46 51.7 q C97
2018-09-11 16:04:41 C 22 21 33.96 +17 46 50.1 q C97
2018-09-12 05:37:13 C 22 21 09.84 +17 38 03.7 703
2018-09-12 05:45:29 C 22 21 09.54 +17 37 57.7 703
2018-09-12 05:53:45 C 22 21 09.24 +17 37 51.9 703
2018-09-12 06:02:01 C 22 21 08.93 +17 37 46.6 703
2018-09-12 22:30:18 C 22 20 40.33 +17 26 35.3 q K81
2018-09-12 23:49:37 C 22 20 37.75 +17 25 40.0 q K81
2018-09-14 21:19:12 C 22 19 20.87 +16 51 54.3 q K81
2018-09-14 22:44:34 C 22 19 18.04 +16 50 46.7 q K81
2018-09-15 00:08:01 C 22 19 15.32 +16 49 39.8 q K81
2018-09-15 01:31:52 C 22 19 12.71 +16 48 31.8 q K81
2018-09-15 05:44:51 C 22 19 06.67 +16 45 14.0 V 703
2018-09-15 05:53:04 C 22 19 06.39 +16 45 07.3 V 703
2018-09-15 06:01:16 C 22 19 06.10 +16 45 00.6 V 703
2018-09-15 06:09:29 C 22 19 05.84 +16 44 54.0 V 703
2018-09-15 21:00:31 C 22 18 41.34 +16 32 37.0 q K81
2018-09-15 22:22:53 C 22 18 38.68 +16 31 27.7 q K81
2018-09-15 23:46:53 C 22 18 35.95 +16 30 17.1 q K81
2018-09-16 01:08:21 C 22 18 33.41 +16 29 06.1 q K81
2018-09-16 10:26:47 C 22 18 18.46 +16 21 16.2 U T08
2018-09-16 10:42:46 C 22 18 17.92 +16 21 02.1 U T08
2018-09-16 10:59:17 C 22 18 17.38 +16 20 47.5 U T08
2018-09-16 11:23:05 C 22 18 16.60 +16 20 26.5 U T08
2018-09-16 21:59:03 C 22 18 00.10 +16 10 58.5 q K81
2018-09-16 23:22:35 C 22 17 57.43 +16 09 43.2 q K81
2018-09-17 00:54:30 C 22 17 54.56 +16 08 19.6 q K81
2018-09-17 02:18:40 C 22 17 52.15 +16 07 02.4 q K81
2018-09-17 16:56:21 C 22 17 30.48 +15 53 44.9 q C97
2018-09-17 16:58:33 C 22 17 30.35 +15 53 42.6 q C97
2018-09-17 17:00:45 C 22 17 30.23 +15 53 40.0 q C97
2018-09-17 17:02:57 C 22 17 30.15 +15 53 37.9 q C97
2018-09-18 02:37:40 C 22 17 14.92 +15 44 27.2 q W19
2018-09-18 02:47:32 C 22 17 14.62 +15 44 17.9 q W19