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 03:44:39 S 05 00 47.357 -50 55 34.14 V C57
2018-12-19 03:44:39 s 1 -96347.945 0 +371766.63 6780.0 C57
2018-12-19 04:14:39 S 05 00 53.402 -50 54 47.48 V C57
2018-12-19 04:14:39 s 1 -97226.823 0 +371345.22 5380.0 C57
2018-12-19 04:44:39 S 05 00 59.438 -50 54 00.18 V C57
2018-12-19 04:44:39 s 1 -98103.463 0 +370915.32 1020.0 C57
2018-12-19 05:14:39 S 05 01 05.352 -50 53 13.70 V C57
2018-12-19 05:14:39 s 1 -98977.840 0 +370476.92 3570.0 C57
2018-12-19 05:44:39 S 05 01 11.124 -50 52 28.34 V C57
2018-12-19 05:44:39 s 1 -99849.930 0 +370030.02 2890.0 C57
2018-12-19 06:14:39 S 05 01 17.227 -50 51 40.46 V C57
2018-12-19 06:14:39 s 1 -100719.71 1 +369574.62 8860.0 C57
2018-12-19 06:44:39 S 05 01 23.443 -50 50 53.45 V C57
2018-12-19 06:44:39 s 1 -101587.15 7 +369110.71 1340.0 C57
2018-12-19 07:14:39 S 05 01 29.381 -50 50 06.90 V C57
2018-12-19 07:14:39 s 1 -102452.24 4 +368638.30 210.0 C57
2018-12-19 07:44:39 S 05 01 35.376 -50 49 18.08 V C57
2018-12-19 07:44:39 s 1 -103314.94 8 +368157.38 5310.0 C57
2018-12-19 08:14:39 S 05 01 41.285 -50 48 33.62 V C57
2018-12-19 08:14:39 s 1 -104175.24 4 +367667.95 6540.0 C57
2018-12-19 08:44:39 S 05 01 47.062 -50 47 46.64 V C57
2018-12-19 08:44:39 s 1 -105033.10 9 +367170.00 3740.0 C57
2018-12-19 09:14:39 S 05 01 53.321 -50 46 57.65 V C57
2018-12-19 09:14:39 s 1 -105888.51 7 +366663.52 6780.0 C57
2018-12-19 09:44:39 S 05 01 59.102 -50 46 12.00 V C57
2018-12-19 09:44:39 s 1 -106741.44 3 +366148.53 5540.0 C57
2018-12-19 10:14:39 S 05 02 05.066 -50 45 24.62 V C57
2018-12-19 10:14:39 s 1 -107591.86 2 +365625.00 9860.0 C57
2018-12-19 10:44:39 S 05 02 10.872 -50 44 37.28 V C57
2018-12-19 10:44:39 s 1 -108439.74 9 +365092.95 9630.0 C57
2018-12-19 11:14:39 S 05 02 16.838 -50 43 50.63 V C57
2018-12-19 11:14:39 s 1 -109285.08 0 +364552.35 4690.0 C57
2018-12-19 11:44:39 S 05 02 22.771 -50 43 04.08 V C57
2018-12-19 11:44:39 s 1 -110127.82 7 +364003.22 4920.0 C57
2018-12-19 12:14:39 S 05 02 28.831 -50 42 13.68 V C57
2018-12-19 12:14:39 s 1 -110967.96 7 +363445.54 180.0 C57
2018-12-19 12:44:39 S 05 02 34.565 -50 41 28.46 V C57
2018-12-19 12:44:39 s 1 -111805.47 2 +362879.31 320.0 C57
2018-12-19 13:14:39 S 05 02 40.682 -50 40 39.54 V C57
2018-12-19 13:14:39 s 1 -112640.31 8 +362304.52 5200.0 C57
2018-12-19 13:44:39 S 05 02 46.639 -50 39 52.27 V C57
2018-12-19 13:44:39 s 1 -113472.47 8 +361721.17 4690.0 C57
2018-12-19 14:14:39 S 05 02 52.411 -50 39 06.48 V C57
2018-12-19 14:14:39 s 1 -114301.92 7 +361129.26 8650.0 C57
2018-12-19 14:44:39 S 05 02 58.462 -50 38 16.87 V C57
2018-12-19 14:44:39 s 1 -115128.63 6 +360528.78 6930.0 C57
2018-12-19 15:14:39 S 05 03 04.354 -50 37 30.50 V C57
2018-12-19 15:14:39 s 1 -115952.58 1 +359919.72 9400.0 C57
2018-12-19 15:44:39 S 05 03 10.320 -50 36 42.98 V C57
2018-12-19 15:44:39 s 1 -116773.73 5 +359302.07 5900.0 C57