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
2018-10-02 17:36:30 C 22 11 29.24 +07 33 02.1 t 073
2018-10-02 18:56:03 C 22 11 28.62 +07 30 31.4 t 073
2018-10-02 20:40:17 C 22 11 27.78 +07 27 13.5 t 073
2018-10-02 22:06:09 C 22 11 27.15 +07 24 30.2 t 073
2018-10-03 09:29:19 C 22 11 26.48 +07 02 52.7 U T05
2018-10-03 09:37:27 C 22 11 26.41 +07 02 36.9 U T05
2018-10-03 09:43:51 C 22 11 26.37 +07 02 24.5 U T05
2018-10-03 09:52:05 C 22 11 26.30 +07 02 08.4 U T05
2018-10-03 09:58:22 C 22 11 26.27 +07 01 56.3 U T05
2018-10-03 10:06:36 C 22 11 26.20 +07 01 40.2 U T05
2018-10-03 10:12:44 C 22 11 26.16 +07 01 28.4 U T05
2018-10-03 10:21:04 C 22 11 26.11 +07 01 12.5 U T05
2018-10-03 19:23:24 C 22 11 28.13 +06 43 24.9 q 006
2018-10-03 19:25:48 C 22 11 28.12 +06 43 19.9 q 006
2018-10-03 19:28:48 C 22 11 28.11 +06 43 14.1 q 006
2018-10-03 19:31:48 C 22 11 28.09 +06 43 08.1 q 006
2018-10-03 19:34:48 C 22 11 28.07 +06 43 02.5 q 006
2018-10-03 19:37:12 C 22 11 28.06 +06 42 57.6 q 006
2018-10-03 20:17:46 C 22 11 27.60 +06 41 37.2 q 160
2018-10-03 20:20:59 C 22 11 27.60 +06 41 30.7 q 160
2018-10-03 20:24:12 C 22 11 27.55 +06 41 24.3 q 160
2018-10-03 22:25:55 C 22 11 27.26 +06 37 25.8 V J27
2018-10-03 22:26:48 C 22 11 27.26 +06 37 24.0 V J27
2018-10-03 22:28:20 C 22 11 27.24 +06 37 21.1 V J27
2018-10-04 02:00:40 C 22 11 28.35 +06 30 23.3 u 850
2018-10-04 02:20:57 C 22 11 28.24 +06 29 42.8 u 850
2018-10-04 02:41:14 C 22 11 28.14 +06 29 02.6 u 850
2018-10-04 03:01:28 C 22 11 28.00 +06 28 22.4 u 850
2018-10-04 03:42:07 C 22 11 27.77 +06 27 01.7 u 850
2018-10-04 06:56:42 C 22 11 28.839 +06 20 40.50 U F52
2018-10-04 07:16:47 C 22 11 28.714 +06 20 00.34 U F52
2018-10-04 07:36:58 C 22 11 28.581 +06 19 20.20 U F52
2018-10-04 19:40:33 C 22 11 31.00 +05 54 44.5 q K74
2018-10-04 19:41:51 C 22 11 30.99 +05 54 41.9 q K74
2018-10-04 19:47:53 C 22 11 30.98 +05 54 29.5 q K74
2018-10-04 19:51:35 C 22 11 30.97 +05 54 22.0 q K74
2018-10-04 19:59:21 C 22 11 30.98 +05 54 08.6 q K63
2018-10-04 20:05:11 C 22 11 30.97 +05 53 56.8 q K63
2018-10-04 20:14:53 C 22 11 30.94 +05 53 37.1 q K63
2018-10-04 21:13:23 C 22 11 30.76 +05 51 37.9 q 160
2018-10-04 21:15:58 C 22 11 30.76 +05 51 32.2 q 160
2018-10-05 02:48:57 C 22 11 33.26 +05 40 13.4 V G96
2018-10-05 02:56:55 C 22 11 33.24 +05 39 57.0 V G96
2018-10-05 03:12:56 C 22 11 33.23 +05 39 24.3 V G96
2018-10-05 04:24:06 C 22 11 33.00 +05 36 57.2 V 703
2018-10-05 04:31:40 C 22 11 32.98 +05 36 41.7 V 703
2018-10-05 04:39:14 C 22 11 32.96 +05 36 26.0 V 703
2018-10-05 04:46:49 C 22 11 32.94 +05 36 10.3 V 703
2018-10-05 09:27:41 C 22 11 33.53 +05 26 33.9 U T08
2018-10-05 09:42:19 C 22 11 33.50 +05 26 03.4 U T08