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
2018-08-28 00:43:51 C 22 30 50.73 +19 44 56.9 q 160
2018-08-28 00:47:05 C 22 30 50.65 +19 44 56.7 q 160
2018-08-28 00:50:15 C 22 30 50.55 +19 44 55.7 q 160
2018-08-29 01:00:01 C 22 30 18.31 +19 42 33.6 q 160
2018-08-29 01:02:58 C 22 30 18.24 +19 42 33.1 q 160
2018-08-29 01:05:56 C 22 30 18.16 +19 42 32.8 q 160
2018-08-30 03:18:55 C 22 29 41.64 +19 39 12.0 o Z22
2018-08-30 03:20:37 C 22 29 41.61 +19 39 11.8 o Z22
2018-08-30 03:22:20 C 22 29 41.54 +19 39 12.4 o Z22
2018-08-31 11:31:27 C 22 28 55.38 +19 33 50.8 U T08
2018-08-31 11:47:42 C 22 28 54.90 +19 33 47.4 U T08
2018-08-31 11:56:48 C 22 28 54.63 +19 33 45.6 U T08
2018-08-31 12:12:16 C 22 28 54.17 +19 33 42.2 U T08
2018-09-01 08:02:24 C 22 28 24.87 +19 29 36.0 V 703
2018-09-01 08:10:07 C 22 28 24.65 +19 29 34.4 V 703
2018-09-01 08:17:49 C 22 28 24.48 +19 29 32.9 V 703
2018-09-01 08:25:31 C 22 28 24.27 +19 29 31.5 V 703
2018-09-04 11:15:04 C 22 26 26.62 +19 09 09.0 U T08
2018-09-04 11:35:09 C 22 26 25.95 +19 09 02.2 U T08
2018-09-04 11:46:32 C 22 26 25.61 +19 08 58.4 U T08
2018-09-04 12:05:51 C 22 26 24.99 +19 08 51.7 U T08
2018-09-05 02:52:42 C 22 26 01.78 +19 03 40.1 V W71
2018-09-05 02:54:42 C 22 26 01.71 +19 03 39.4 V W71
2018-09-05 02:57:17 C 22 26 01.62 +19 03 38.5 V W71
2018-09-05 02:59:15 C 22 26 01.57 +19 03 37.9 V W71
2018-09-05 20:55:32 C 22 25 31.88 +18 56 59.5 q G34
2018-09-05 20:59:04 C 22 25 31.77 +18 56 58.2 q G34
2018-09-05 21:02:35 C 22 25 31.68 +18 56 56.7 q G34
2018-09-05 22:13:17 C 22 25 29.50 +18 56 31.7 q 160
2018-09-05 22:16:26 C 22 25 29.40 +18 56 30.5 q 160
2018-09-05 22:19:38 C 22 25 29.30 +18 56 29.2 q 160
2018-09-06 05:03:52 C 22 25 18.42 +18 53 53.7 V 703
2018-09-06 05:12:05 C 22 25 18.17 +18 53 50.3 V 703
2018-09-06 05:20:17 C 22 25 17.90 +18 53 47.1 V 703
2018-09-06 05:28:29 C 22 25 17.62 +18 53 44.2 V 703
2018-09-06 11:17:03 C 22 25 07.05 +18 51 27.4 U T05
2018-09-06 11:33:17 C 22 25 06.51 +18 51 20.7 U T05
2018-09-06 11:46:02 C 22 25 06.09 +18 51 15.3 U T05
2018-09-06 11:57:29 C 22 25 05.72 +18 51 10.5 U T05
2018-09-07 22:48:20 C 22 24 07.26 +18 35 47.2 q 122
2018-09-07 22:56:40 C 22 24 07.00 +18 35 43.4 q 122
2018-09-07 23:06:52 C 22 24 06.67 +18 35 38.7 q 122
2018-09-08 11:06:18 C 22 23 45.67 +18 30 01.4 U T08
2018-09-08 11:22:37 C 22 23 45.13 +18 29 53.2 U T08
2018-09-08 11:38:50 C 22 23 44.58 +18 29 45.1 U T08
2018-09-08 11:49:53 C 22 23 44.22 +18 29 39.3 U T08
2018-09-08 14:57:08 C 22 23 39.65 +18 28 03.5 q D29
2018-09-08 15:17:30 C 22 23 38.96 +18 27 53.4 q D29
2018-09-08 15:37:52 C 22 23 38.28 +18 27 43.3 q D29
2018-09-09 04:58:22 C 22 23 15.85 +18 20 54.4 V G96