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
2018-12-30 11:14:39 s 1 -11648.981 0 +378201.03 1470.0 C57
2018-12-30 11:44:38 S 05 46 39.581 -43 50 49.63 V C57
2018-12-30 11:44:38 s 1 -12617.546 0 +378555.64 6630.0 C57
2018-12-30 12:14:39 S 05 46 42.989 -43 49 58.62 V C57
2018-12-30 12:14:39 s 1 -13585.756 0 +378901.46 3600.0 C57
2018-12-30 12:44:39 S 05 46 46.452 -43 49 06.53 V C57
2018-12-30 12:44:39 s 1 -14553.590 0 +379238.53 2520.0 C57
2018-12-30 13:14:38 S 05 46 49.915 -43 48 15.95 V C57
2018-12-30 13:14:38 s 1 -15521.025 0 +379566.84 3550.0 C57
2018-12-30 13:44:39 S 05 46 53.314 -43 47 23.60 V C57
2018-12-30 13:44:39 s 1 -16488.039 0 +379886.42 6810.0 C57
2018-12-30 14:14:39 S 05 46 56.854 -43 46 31.04 V C57
2018-12-30 14:14:39 s 1 -17454.612 0 +380197.29 2460.0 C57
2018-12-30 14:44:38 S 05 47 00.118 -43 45 41.04 V C57
2018-12-30 14:44:38 s 1 -18420.721 0 +380499.44 640.0 C57
2018-12-30 15:14:39 S 05 47 03.737 -43 44 48.08 V C57
2018-12-30 15:14:39 s 1 -19386.346 0 +380792.91 1470.0 C57
2018-12-30 15:44:39 S 05 47 07.111 -43 43 56.53 V C57
2018-12-30 15:44:39 s 1 -20351.465 0 +381077.71 5110.0 C57
2018-12-30 16:14:38 S 05 47 10.510 -43 43 04.98 V C57
2018-12-30 16:14:38 s 1 -21316.057 0 +381353.83 1700.0 C57
2018-12-30 16:44:39 S 05 47 14.042 -43 42 11.59 V C57
2018-12-30 16:44:39 s 1 -22280.100 0 +381621.32 1360.0 C57
2018-12-30 17:14:39 S 05 47 17.366 -43 41 20.65 V C57
2018-12-30 17:14:39 s 1 -23243.575 0 +381880.16 4240.0 C57
2018-12-30 17:44:38 S 05 47 20.899 -43 40 28.02 V C57
2018-12-30 17:44:38 s 1 -24206.460 0 +382130.38 470.0 C57
2018-12-30 18:14:39 S 05 47 24.168 -43 39 35.96 V C57
2018-12-30 18:14:39 s 1 -25168.734 0 +382371.99 190.0 C57
2018-12-30 19:44:38 S 05 47 34.522 -43 37 00.66 V C57
2018-12-30 19:44:38 s 1 -28051.686 0 +383045.29 1610.0 C57
2018-12-30 20:14:39 S 05 47 37.853 -43 36 06.48 V C57
2018-12-30 20:14:39 s 1 -29011.311 0 +383252.59 6630.0 C57
2018-12-30 20:44:38 S 05 47 41.342 -43 35 15.76 V C57
2018-12-30 20:44:38 s 1 -29970.223 0 +383451.34 5790.0 C57
2018-12-30 21:14:38 S 05 47 44.690 -43 34 23.95 V C57
2018-12-30 21:14:38 s 1 -30928.401 0 +383641.55 9240.0 C57
2018-12-30 21:44:39 S 05 47 48.245 -43 33 29.41 V C57
2018-12-30 21:44:39 s 1 -31885.824 0 +383823.23 7110.0 C57
2018-12-30 22:14:38 S 05 47 51.540 -43 32 39.34 V C57
2018-12-30 22:14:38 s 1 -32842.473 0 +383996.40 9530.0 C57
2018-12-30 22:44:38 S 05 47 54.924 -43 31 46.56 V C57
2018-12-30 22:44:38 s 1 -33798.328 0 +384161.07 6630.0 C57
2018-12-30 23:14:39 S 05 47 58.423 -43 30 53.03 V C57
2018-12-30 23:14:39 s 1 -34753.367 0 +384317.24 8530.0 C57
2018-12-30 23:44:38 S 05 48 01.728 -43 30 01.84 V C57
2018-12-30 23:44:38 s 1 -35707.572 0 +384464.93 5360.0 C57
2018-12-31 00:14:38 S 05 48 05.258 -43 29 07.37 V C57
2018-12-31 00:14:38 s 1 -36660.922 0 +384604.15 7260.0 C57
2018-12-31 00:44:39 S 05 48 08.578 -43 28 16.39 V C57