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
2018-12-19 16:14:39 S 05 03 16.066 -50 35 55.50 V C57
2018-12-19 16:14:39 s 1 -117592.06 9 +358675.84 6300.0 C57
2018-12-19 16:44:39 S 05 03 22.020 -50 35 06.97 V C57
2018-12-19 16:44:39 s 1 -118407.55 9 +358041.01 440.0 C57
2018-12-19 17:14:39 S 05 03 27.977 -50 34 19.92 V C57
2018-12-19 17:14:39 s 1 -119220.17 5 +357397.58 8190.0 C57
2018-12-19 17:44:39 S 05 03 33.744 -50 33 31.86 V C57
2018-12-19 17:44:39 s 1 -120029.89 2 +356745.54 9400.0 C57
2018-12-19 18:14:39 S 05 03 39.691 -50 32 44.27 V C57
2018-12-19 18:14:39 s 1 -120836.68 1 +356084.89 3930.0 C57
2018-12-19 18:44:39 S 05 03 45.792 -50 31 55.70 V C57
2018-12-19 18:44:39 s 1 -121640.51 4 +355415.61 1610.0 C57
2018-12-19 19:14:39 S 05 03 51.499 -50 31 08.26 V C57
2018-12-19 19:14:39 s 1 -122441.36 4 +354737.71 2310.0 C57
2018-12-19 19:44:39 S 05 03 57.211 -50 30 22.03 V C57
2018-12-19 19:44:39 s 1 -123239.20 2 +354051.17 5880.0 C57
2018-12-19 20:14:39 S 05 04 03.336 -50 29 31.45 V C57
2018-12-19 20:14:39 s 1 -124033.99 9 +353355.98 2150.0 C57
2018-12-19 20:44:39 S 05 04 09.166 -50 28 43.36 V C57
2018-12-19 20:44:39 s 1 -124825.72 9 +352652.15 990.0 C57
2018-12-19 21:14:39 S 05 04 15.094 -50 27 54.86 V C57
2018-12-19 21:14:39 s 1 -125614.36 0 +351939.65 2240.0 C57
2018-12-19 21:44:39 S 05 04 20.899 -50 27 07.49 V C57
2018-12-19 21:44:39 s 1 -126399.86 6 +351218.49 5750.0 C57
2018-12-19 22:14:39 S 05 04 26.777 -50 26 19.79 V C57
2018-12-19 22:14:39 s 1 -127182.21 5 +350488.65 1360.0 C57
2018-12-19 22:44:39 S 05 04 32.657 -50 25 31.91 V C57
2018-12-19 22:44:39 s 1 -127961.38 0 +349750.14 8910.0 C57
2018-12-19 23:14:39 S 05 04 38.366 -50 24 43.74 V C57
2018-12-19 23:14:39 s 1 -128737.32 9 +349002.92 8250.0 C57
2018-12-19 23:44:39 S 05 04 44.314 -50 23 54.74 V C57
2018-12-19 23:44:39 s 1 -129510.03 4 +348247.01 9220.0 C57
2018-12-20 00:14:39 S 05 04 50.143 -50 23 06.94 V C57
2018-12-20 00:14:39 s 1 -130279.46 4 +347482.39 1670.0 C57
2018-12-20 00:44:39 S 05 04 55.870 -50 22 18.84 V C57
2018-12-20 00:44:39 s 1 -131045.58 8 +346709.05 5420.0 C57
2018-12-20 01:44:39 S 05 05 07.630 -50 20 41.06 V C57
2018-12-20 01:44:39 s 1 -132567.79 9 +345136.18 6230.0 C57
2018-12-20 02:14:39 S 05 05 13.594 -50 19 51.64 V C57
2018-12-20 02:14:39 s 1 -133323.82 3 +344336.62 2940.0 C57
2018-12-20 02:44:39 S 05 05 19.762 -50 18 58.93 V C57
2018-12-20 02:44:39 s 1 -134076.41 8 +343528.31 320.0 C57
2018-12-20 03:14:39 S 05 05 25.090 -50 18 16.92 V C57
2018-12-20 03:14:39 s 1 -134825.55 2 +342711.24 8190.0 C57
2018-12-20 03:44:39 S 05 05 31.046 -50 17 26.27 V C57
2018-12-20 03:44:39 s 1 -135571.19 3 +341885.38 6390.0 C57
2018-12-20 04:14:39 S 05 05 36.948 -50 16 38.03 V C57
2018-12-20 04:14:39 s 1 -136313.30 9 +341050.74 4740.0 C57
2018-12-20 04:44:39 S 05 05 42.662 -50 15 50.26 V C57
2018-12-20 04:44:39 s 1 -137051.86 8 +340207.31 3080.0 C57