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
2018-12-31 00:44:39 s 1 -37613.398 0 +384734.90 4350.0 C57
2018-12-31 01:14:38 S 05 48 11.904 -43 27 24.70 V C57
2018-12-31 01:14:38 s 1 -38564.979 0 +384857.21 6760.0 C57
2018-12-31 01:44:38 S 05 48 15.382 -43 26 31.78 V C57
2018-12-31 01:44:38 s 1 -39515.645 0 +384971.07 4610.0 C57
2018-12-31 02:14:39 S 05 48 18.648 -43 25 39.36 V C57
2018-12-31 02:14:39 s 1 -40465.377 0 +385076.50 8040.0 C57
2018-12-31 02:44:38 S 05 48 22.133 -43 24 46.66 V C57
2018-12-31 02:44:38 s 1 -41414.155 0 +385173.50 7150.0 C57
2018-12-31 03:14:38 S 05 48 25.457 -43 23 53.70 V C57
2018-12-31 03:14:38 s 1 -42361.959 0 +385262.10 2090.0 C57
2018-12-31 03:44:39 S 05 48 28.918 -43 23 01.18 V C57
2018-12-31 03:44:39 s 1 -43308.769 0 +385342.28 2980.0 C57
2018-12-31 04:44:38 S 05 48 35.594 -43 21 15.88 V C57
2018-12-31 04:44:38 s 1 -45199.331 0 +385477.48 3080.0 C57
2018-12-31 05:14:39 S 05 48 39.031 -43 20 21.26 V C57
2018-12-31 05:14:39 s 1 -46143.042 0 +385532.50 2550.0 C57
2018-12-31 05:44:38 S 05 48 42.401 -43 19 29.82 V C57
2018-12-31 05:44:38 s 1 -47085.682 0 +385579.16 8460.0 C57
2018-12-31 06:14:38 S 05 48 45.790 -43 18 34.92 V C57
2018-12-31 06:14:38 s 1 -48027.230 0 +385617.45 930.0 C57
2018-12-31 06:44:39 S 05 48 49.044 -43 17 44.63 V C57
2018-12-31 06:44:39 s 1 -48967.667 0 +385647.39 90.0 C57
2018-12-31 07:14:38 S 05 48 52.510 -43 16 49.94 V C57
2018-12-31 07:14:38 s 1 -49906.973 0 +385668.98 6050.0 C57
2018-12-31 07:44:38 S 05 48 55.776 -43 15 58.36 V C57
2018-12-31 07:44:38 s 1 -50845.129 0 +385682.23 8950.0 C57
2018-12-31 08:14:39 S 05 48 59.390 -43 15 01.48 V C57
2018-12-31 08:14:39 s 1 -51782.115 0 +385687.15 8890.0 C57
2018-12-31 08:44:38 S 05 49 02.532 -43 14 11.94 V C57
2018-12-31 08:44:38 s 1 -52717.912 0 +385683.74 6010.0 C57
2018-12-31 09:44:39 S 05 49 09.178 -43 12 20.77 V C57
2018-12-31 09:44:39 s 1 -54585.861 0 +385651.98 2250.0 C57
2018-12-31 10:14:38 S 05 49 12.653 -43 11 32.57 V C57
2018-12-31 10:14:38 s 1 -55517.974 0 +385623.63 1600.0 C57
2018-12-31 10:28:25 C 05 49 42.12 -42 52 17.5 V T08
2018-12-31 10:40:22 C 05 49 43.48 -42 51 56.9 V T08
2018-12-31 10:44:38 S 05 49 15.895 -43 10 38.68 V C57
2018-12-31 10:44:38 s 1 -56448.819 0 +385586.99 8620.0 C57
2018-12-31 10:53:01 C 05 49 44.91 -42 51 35.2 V T08
2018-12-31 11:14:39 S 05 49 19.375 -43 09 44.46 V C57
2018-12-31 11:14:39 s 1 -57378.379 0 +385542.06 3400.0 C57
2018-12-31 11:44:38 S 05 49 22.634 -43 08 53.41 V C57
2018-12-31 11:44:38 s 1 -58306.633 0 +385488.84 6080.0 C57
2018-12-31 12:14:38 S 05 49 25.961 -43 07 59.59 V C57
2018-12-31 12:14:38 s 1 -59233.561 0 +385427.35 6780.0 C57
2018-12-31 12:44:39 S 05 49 29.350 -43 07 04.76 V C57
2018-12-31 12:44:39 s 1 -60159.145 0 +385357.57 5600.0 C57
2018-12-31 13:14:38 S 05 49 32.616 -43 06 13.61 V C57
2018-12-31 13:14:38 s 1 -61083.364 0 +385279.53 2680.0 C57