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
2018-12-21 06:14:39 S 05 10 35.914 -49 33 26.96 V C57
2018-12-21 06:14:39 s 1 -169134.86 6 +285218.42 5900.0 C57
2018-12-21 06:44:39 S 05 10 41.664 -49 32 35.30 V C57
2018-12-21 06:44:39 s 1 -169634.84 3 +283897.90 4220.0 C57
2018-12-21 07:14:39 S 05 10 47.273 -49 31 45.62 V C57
2018-12-21 07:14:39 s 1 -170128.97 9 +282567.72 650.0 C57
2018-12-21 07:44:39 S 05 10 52.992 -49 30 54.50 V C57
2018-12-21 07:44:39 s 1 -170617.21 7 +281227.86 4870.0 C57
2018-12-21 08:14:39 S 05 10 58.673 -49 30 03.17 V C57
2018-12-21 08:14:39 s 1 -171099.49 7 +279878.30 6580.0 C57
2018-12-21 08:44:39 S 05 11 04.356 -49 29 12.91 V C57
2018-12-21 08:44:39 s 1 -171575.76 1 +278519.01 5480.0 C57
2018-12-21 09:14:39 S 05 11 09.874 -49 28 21.76 V C57
2018-12-21 09:14:39 s 1 -172045.94 7 +277149.98 1240.0 C57
2018-12-21 09:44:39 S 05 11 15.758 -49 27 30.49 V C57
2018-12-21 09:44:39 s 1 -172509.99 4 +275771.18 3550.0 C57
2018-12-21 10:14:39 S 05 11 21.444 -49 26 39.77 V C57
2018-12-21 10:14:39 s 1 -172967.84 1 +274382.58 2080.0 C57
2018-12-21 10:44:39 S 05 11 27.000 -49 25 47.86 V C57
2018-12-21 10:44:39 s 1 -173419.42 4 +272984.16 6510.0 C57
2018-12-21 11:14:39 S 05 11 32.810 -49 24 56.38 V C57
2018-12-21 11:14:39 s 1 -173864.68 0 +271575.90 6500.0 C57
2018-12-21 11:44:39 S 05 11 38.448 -49 24 05.83 V C57
2018-12-21 11:44:39 s 1 -174303.54 3 +270157.77 1720.0 C57
2018-12-21 12:14:39 S 05 11 44.119 -49 23 14.64 V C57
2018-12-21 12:14:39 s 1 -174735.95 0 +268729.75 1820.0 C57
2018-12-21 12:44:39 S 05 11 49.728 -49 22 22.80 V C57
2018-12-21 12:44:39 s 1 -175161.83 2 +267291.81 6450.0 C57
2018-12-21 13:14:39 S 05 11 55.435 -49 21 31.97 V C57
2018-12-21 13:14:39 s 1 -175581.12 3 +265843.94 5270.0 C57
2018-12-21 13:44:39 S 05 12 00.965 -49 20 41.21 V C57
2018-12-21 13:44:39 s 1 -175993.75 4 +264386.09 7910.0 C57
2018-12-21 14:14:39 S 05 12 06.797 -49 19 48.72 V C57
2018-12-21 14:14:39 s 1 -176399.65 5 +262918.25 4010.0 C57
2018-12-21 14:44:39 S 05 12 12.269 -49 18 56.45 V C57
2018-12-21 14:44:39 s 1 -176798.75 7 +261440.39 3200.0 C57
2018-12-21 15:14:39 S 05 12 18.132 -49 18 06.16 V C57
2018-12-21 15:14:39 s 1 -177190.98 8 +259952.48 5110.0 C57
2018-12-21 15:44:39 S 05 12 23.635 -49 17 15.94 V C57
2018-12-21 15:44:39 s 1 -177576.27 5 +258454.51 9370.0 C57
2018-12-21 16:14:39 S 05 12 29.453 -49 16 22.22 V C57
2018-12-21 16:14:39 s 1 -177954.54 5 +256946.43 5570.0 C57
2018-12-21 16:44:39 S 05 12 34.987 -49 15 29.81 V C57
2018-12-21 16:44:39 s 1 -178325.72 3 +255428.23 3340.0 C57
2018-12-21 17:14:39 S 05 12 40.654 -49 14 38.18 V C57
2018-12-21 17:14:39 s 1 -178689.73 3 +253899.88 2260.0 C57
2018-12-21 17:44:39 S 05 12 46.274 -49 13 47.46 V C57
2018-12-21 17:44:39 s 1 -179046.49 8 +252361.34 1950.0 C57
2018-12-21 18:14:39 S 05 12 51.905 -49 12 56.63 V C57
2018-12-21 18:14:39 s 1 -179395.94 0 +250812.60 1990.0 C57