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
2018-09-28 19:18:13 C 22 12 08.48 +10 17 49.8 q 006
2018-09-28 19:20:53 C 22 12 08.45 +10 17 46.1 q 006
2018-09-28 19:21:48 C 22 12 07.87 +10 17 43.3 t 073
2018-09-28 19:23:32 C 22 12 08.40 +10 17 41.6 q 006
2018-09-28 19:26:12 C 22 12 08.34 +10 17 37.4 q 006
2018-09-28 19:28:12 C 22 12 08.30 +10 17 34.3 q 006
2018-09-28 19:30:53 C 22 12 08.29 +10 17 29.1 q 006
2018-09-28 19:59:59 C 22 12 07.21 +10 16 41.9 t 073
2018-09-28 21:13:45 C 22 12 05.95 +10 14 43.3 t 073
2018-09-28 21:48:34 C 22 12 05.71 +10 13 46.7 q 160
2018-09-28 21:51:36 C 22 12 05.66 +10 13 41.8 q 160
2018-09-28 21:54:38 C 22 12 05.60 +10 13 37.0 q 160
2018-09-29 05:31:28 C 22 12 00.82 +10 01 17.5 V 703
2018-09-29 05:39:19 C 22 12 00.70 +10 01 05.3 V 703
2018-09-29 05:47:10 C 22 12 00.55 +10 00 51.9 V 703
2018-09-29 05:55:01 C 22 12 00.42 +10 00 38.8 V 703
2018-09-29 20:31:58 C 22 11 52.27 +09 36 14.5 V G34
2018-09-29 20:35:07 C 22 11 52.24 +09 36 09.2 V G34
2018-09-29 20:38:15 C 22 11 52.18 +09 36 03.8 V G34
2018-09-29 20:41:29 C 22 11 52.14 +09 35 58.3 V G34
2018-09-29 21:25:14 C 22 11 51.52 +09 34 46.9 q 160
2018-09-29 21:28:09 C 22 11 51.50 +09 34 42.0 q 160
2018-09-29 21:31:05 C 22 11 51.46 +09 34 37.0 q 160
2018-09-30 03:10:43 C 22 11 49.45 +09 25 06.0 V G96
2018-09-30 03:18:47 C 22 11 49.33 +09 24 52.3 V G96
2018-09-30 03:26:49 C 22 11 49.21 +09 24 38.7 V G96
2018-09-30 03:34:51 C 22 11 49.10 +09 24 25.0 V G96
2018-09-30 09:29:35 C 22 11 44.93 +09 14 23.3 U T05
2018-09-30 09:46:41 C 22 11 44.66 +09 13 53.8 U T05
2018-09-30 10:02:18 C 22 11 44.43 +09 13 26.8 U T05
2018-09-30 10:19:23 C 22 11 44.19 +09 12 57.3 U T05
2018-09-30 16:45:03 C 22 11 42.74 +09 01 48.4 q C97
2018-09-30 16:51:36 C 22 11 42.62 +09 01 37.5 q C97
2018-09-30 18:41:18 C 22 11 42.45 +08 58 16.7 q 006
2018-09-30 18:44:39 C 22 11 42.41 +08 58 10.6 q 006
2018-09-30 18:47:19 C 22 11 42.38 +08 58 06.1 q 006
2018-09-30 18:50:38 C 22 11 42.34 +08 58 00.2 q 006
2018-09-30 18:53:59 C 22 11 42.31 +08 57 54.6 q 006
2018-09-30 18:56:38 C 22 11 42.25 +08 57 49.7 q 006
2018-09-30 22:13:53 C 22 11 39.54 +08 52 04.0 q 160
2018-09-30 22:16:48 C 22 11 39.50 +08 51 58.8 q 160
2018-09-30 22:19:44 C 22 11 39.47 +08 51 53.7 q 160
2018-10-01 09:51:21 C 22 11 34.90 +08 31 36.8 U T08
2018-10-01 10:05:56 C 22 11 34.72 +08 31 10.7 U T08
2018-10-01 10:20:22 C 22 11 34.54 +08 30 44.5 U T08
2018-10-01 10:34:44 C 22 11 34.38 +08 30 18.8 U T08
2018-10-02 09:32:18 C 22 11 28.92 +07 48 21.0 U T08
2018-10-02 09:46:16 C 22 11 28.79 +07 47 54.9 U T08
2018-10-02 10:00:12 C 22 11 28.64 +07 47 28.9 U T08
2018-10-02 10:14:55 C 22 11 28.50 +07 47 01.3 U T08