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
2018-10-05 09:56:55 C 22 11 33.48 +05 25 32.7 U T08
2018-10-05 10:11:35 C 22 11 33.45 +05 25 02.1 U T08
2018-10-05 18:48:52 C 22 11 38.46 +05 06 45.1 V G33
2018-10-05 18:51:50 C 22 11 38.46 +05 06 36.2 V G33
2018-10-05 18:54:51 C 22 11 38.47 +05 06 30.0 V G33
2018-10-05 18:58:02 C 22 11 38.48 +05 06 23.0 V G33
2018-10-06 18:12:55 C 22 11 50.44 +04 16 31.2 q 006
2018-10-06 18:15:24 C 22 11 50.46 +04 16 25.7 q 006
2018-10-06 18:17:24 C 22 11 50.46 +04 16 21.1 q 006
2018-10-06 18:19:24 C 22 11 50.45 +04 16 16.7 q 006
2018-10-06 18:21:24 C 22 11 50.47 +04 16 12.2 q 006
2018-10-06 18:23:24 C 22 11 50.46 +04 16 07.8 q 006
2018-10-08 18:50:38 C 22 12 28.61 +02 26 30.1 q K74
2018-10-08 18:54:12 C 22 12 28.64 +02 26 21.9 q K74
2018-10-08 19:46:42 C 22 12 29.21 +02 24 19.2 q K74
2018-10-08 19:47:19 C 22 12 29.24 +02 24 20.1 V K83
2018-10-08 19:49:55 C 22 12 29.26 +02 24 11.7 q K74
2018-10-08 19:50:05 C 22 12 29.27 +02 24 13.5 V K83
2018-10-08 19:51:11 C 22 12 29.28 +02 24 11.1 V K83
2018-10-08 20:03:14 C 22 12 29.39 +02 23 40.4 q K74
2018-10-08 21:56:55 C 22 12 30.69 +02 19 14.8 U A16
2018-10-08 22:07:05 C 22 12 30.80 +02 18 50.9 U A16
2018-10-08 22:17:15 C 22 12 30.91 +02 18 27.0 U A16
2018-10-08 22:27:25 C 22 12 31.03 +02 18 03.0 U A16
2018-10-08 22:37:35 C 22 12 31.15 +02 17 39.1 U A16
2018-10-08 22:47:44 C 22 12 31.27 +02 17 15.4 U A16
2018-10-10 03:38:18 C 22 13 06.61 +01 08 13.6 V 703
2018-10-10 03:45:58 C 22 13 06.67 +01 07 55.3 V 703
2018-10-10 03:53:39 C 22 13 06.82 +01 07 36.1 V 703
2018-10-10 04:01:18 C 22 13 06.93 +01 07 17.4 V 703
2018-10-11 09:33:40 C 22 13 49.06 -00 06 12.9 U T05
2018-10-11 09:48:18 C 22 13 49.34 -00 06 50.0 U T05
2018-10-11 10:03:38 C 22 13 49.64 -00 07 29.0 U T05
2018-10-11 10:44:20 C 22 13 53.27 -00 09 18.7 q D29
2018-10-11 11:09:48 C 22 13 53.76 -00 10 23.1 q D29
2018-10-11 11:35:15 C 22 13 54.27 -00 11 28.3 q D29
2018-10-12 16:45:37 C 22 14 46.03 -01 27 01.2 q C97
2018-10-12 16:47:47 C 22 14 46.18 -01 27 07.0 q C97
2018-10-12 16:49:58 C 22 14 46.23 -01 27 12.9 q C97
2018-10-12 16:52:09 C 22 14 46.29 -01 27 18.4 q C97
2018-10-13 00:04:23 C 22 15 00.32 -01 45 58.8 r Y00
2018-10-13 00:06:17 C 22 15 00.31 -01 46 04.2 r Y00
2018-10-13 00:08:20 C 22 15 00.54 -01 46 11.7 r Y00
2018-10-15 08:38:06 C 22 17 13.03 -04 22 07.7 U T05
2018-10-15 08:52:35 C 22 17 13.55 -04 22 48.8 U T05
2018-10-15 09:07:12 C 22 17 14.08 -04 23 30.4 U T05
2018-10-15 09:21:45 C 22 17 14.60 -04 24 11.7 U T05
2018-10-16 19:13:48 C 22 18 55.05 -06 02 34.4 q 006
2018-10-16 19:15:04 C 22 18 55.10 -06 02 38.4 q 006
2018-10-16 19:16:44 C 22 18 55.17 -06 02 43.5 q 006