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
2018-09-18 02:57:29 C 22 17 14.31 +15 44 08.3 q W19
2018-09-18 03:07:27 C 22 17 14.00 +15 43 59.0 q W19
2018-09-18 03:17:25 C 22 17 13.69 +15 43 49.4 q W19
2018-09-18 04:25:50 C 22 17 12.09 +15 42 46.5 V 703
2018-09-18 04:33:28 C 22 17 11.85 +15 42 39.1 V 703
2018-09-18 04:41:06 C 22 17 11.62 +15 42 32.0 V 703
2018-09-18 04:48:44 C 22 17 11.37 +15 42 24.5 V 703
2018-09-18 10:34:15 C 22 17 01.39 +15 36 53.9 U T05
2018-09-18 11:06:06 C 22 17 00.38 +15 36 22.5 U T05
2018-09-18 11:13:23 C 22 17 00.15 +15 36 15.3 U T05
2018-09-20 21:50:48 C 22 15 33.62 +14 34 49.7 q 160
2018-09-20 21:53:49 C 22 15 33.53 +14 34 46.4 q 160
2018-09-20 21:56:52 C 22 15 33.44 +14 34 42.9 q 160
2018-09-22 10:17:55 C 22 14 43.26 +13 52 42.5 U T05
2018-09-22 10:33:22 C 22 14 42.82 +13 52 23.8 U T05
2018-09-22 10:35:23 C 22 14 42.77 +13 52 21.3 U T05
2018-09-22 10:48:45 C 22 14 42.40 +13 52 05.0 U T05
2018-09-22 10:50:44 C 22 14 42.34 +13 52 02.7 U T05
2018-09-22 11:04:03 C 22 14 41.97 +13 51 46.4 U T05
2018-09-22 11:06:01 C 22 14 41.92 +13 51 43.9 U T05
2018-09-22 11:22:05 C 22 14 41.48 +13 51 24.3 U T05
2018-09-24 10:01:26 C 22 13 44.50 +12 52 21.9 U T08
2018-09-24 10:17:55 C 22 13 44.10 +12 52 01.1 U T08
2018-09-24 10:18:35 C 22 13 44.06 +12 51 59.4 U T08
2018-09-26 18:04:56 C 22 12 47.80 +11 33 44.0 t 073
2018-09-26 19:18:05 C 22 12 46.30 +11 31 56.8 t 073
2018-09-26 20:40:46 C 22 12 44.59 +11 29 53.9 t 073
2018-09-26 21:01:43 C 22 12 44.49 +11 29 23.5 q 160
2018-09-26 21:04:37 C 22 12 44.43 +11 29 19.3 q 160
2018-09-26 21:07:32 C 22 12 44.37 +11 29 15.2 q 160
2018-09-27 16:23:07 C 22 12 28.53 +11 00 19.9 q C97
2018-09-27 16:25:19 C 22 12 28.47 +11 00 16.7 q C97
2018-09-27 16:27:30 C 22 12 28.43 +11 00 12.6 q C97
2018-09-27 16:29:40 C 22 12 28.40 +11 00 10.0 q C97
2018-09-27 21:05:22 C 22 12 24.05 +10 52 55.3 q 160
2018-09-27 21:08:34 C 22 12 23.97 +10 52 50.5 q 160
2018-09-27 21:11:47 C 22 12 23.93 +10 52 45.3 q 160
2018-09-28 06:39:37 C 22 12 16.09 +10 38 02.7 V 703
2018-09-28 06:47:13 C 22 12 15.96 +10 37 50.7 V 703
2018-09-28 06:54:50 C 22 12 15.81 +10 37 38.9 V 703
2018-09-28 07:02:27 C 22 12 15.67 +10 37 26.5 V 703
2018-09-28 07:14:24 C 22 12 15.45 +10 37 08.1 o 691
2018-09-28 07:53:17 C 22 12 14.75 +10 36 06.3 o 691
2018-09-28 08:31:50 C 22 12 14.08 +10 35 04.9 o 691
2018-09-28 09:36:05 C 22 12 13.86 +10 33 30.0 U T08
2018-09-28 09:51:38 C 22 12 13.57 +10 33 05.3 U T08
2018-09-28 10:07:27 C 22 12 13.26 +10 32 39.9 U T08
2018-09-28 10:22:49 C 22 12 12.98 +10 32 15.3 U T08
2018-09-28 19:12:53 C 22 12 08.60 +10 17 59.0 q 006
2018-09-28 19:14:52 C 22 12 08.53 +10 17 55.4 q 006