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 18:44:39 S 05 12 57.593 -49 12 03.92 V C57
2018-12-21 18:44:39 s 1 -179737.98 0 +249253.62 1960.0 C57
2018-12-21 19:14:39 S 05 13 03.192 -49 11 13.67 V C57
2018-12-21 19:14:39 s 1 -180072.53 8 +247684.38 1440.0 C57
2018-12-21 19:44:39 S 05 13 09.130 -49 10 17.69 V C57
2018-12-21 19:44:39 s 1 -180399.53 0 +246104.84 0.0 C57
2018-12-21 20:14:39 S 05 13 14.458 -49 09 30.28 V C57
2018-12-21 20:14:39 s 1 -180718.87 5 +244514.99 7190.0 C57
2018-12-21 20:44:39 S 05 13 20.014 -49 08 38.15 V C57
2018-12-21 20:44:39 s 1 -181030.48 8 +242914.78 2590.0 C57
2018-12-21 21:14:39 S 05 13 25.682 -49 07 45.70 V C57
2018-12-21 21:14:39 s 1 -181334.28 2 +241304.19 5720.0 C57
2018-12-21 21:44:39 S 05 13 31.342 -49 06 52.88 V C57
2018-12-21 21:44:39 s 1 -181630.17 1 +239683.20 6140.0 C57
2018-12-21 22:14:39 S 05 13 36.989 -49 06 01.22 V C57
2018-12-21 22:14:39 s 1 -181918.06 6 +238051.76 3380.0 C57
2018-12-21 22:44:39 S 05 13 42.660 -49 05 09.64 V C57
2018-12-21 22:44:39 s 1 -182197.87 7 +236409.86 6960.0 C57
2018-12-21 23:14:39 S 05 13 48.283 -49 04 17.90 V C57
2018-12-21 23:14:39 s 1 -182469.51 3 +234757.45 6400.0 C57
2018-12-21 23:44:39 S 05 13 53.822 -49 03 26.17 V C57
2018-12-21 23:44:39 s 1 -182732.88 0 +233094.52 1200.0 C57
2018-12-22 00:14:39 S 05 13 59.633 -49 02 32.39 V C57
2018-12-22 00:14:39 s 1 -182987.88 3 +231421.03 870.0 C57
2018-12-22 00:44:39 S 05 14 05.090 -49 01 41.88 V C57
2018-12-22 00:44:39 s 1 -183234.42 7 +229736.94 4890.0 C57
2018-12-22 01:14:39 S 05 14 10.781 -49 00 48.74 V C57
2018-12-22 01:14:39 s 1 -183472.41 4 +228042.24 2760.0 C57
2018-12-22 01:44:39 S 05 14 16.553 -48 59 55.97 V C57
2018-12-22 01:44:39 s 1 -183701.74 4 +226336.88 3930.0 C57
2018-12-22 03:44:39 S 05 14 38.962 -48 56 27.06 V C57
2018-12-22 03:44:39 s 1 -184530.44 4 +219408.27 850.0 C57
2018-12-22 04:14:39 S 05 14 44.573 -48 55 35.04 V C57
2018-12-22 04:14:39 s 1 -184714.93 5 +217649.17 330.0 C57
2018-12-22 04:44:39 S 05 14 50.470 -48 54 38.95 V C57
2018-12-22 04:44:39 s 1 -184890.13 4 +215879.22 9750.0 C57
2018-12-22 05:14:39 S 05 14 55.819 -48 53 50.68 V C57
2018-12-22 05:14:39 s 1 -185055.93 0 +214098.39 8510.0 C57
2018-12-22 05:44:39 S 05 15 01.538 -48 52 56.75 V C57
2018-12-22 05:44:39 s 1 -185212.20 6 +212306.65 6000.0 C57
2018-12-22 06:14:39 S 05 15 07.068 -48 52 04.73 V C57
2018-12-22 06:14:39 s 1 -185358.84 8 +210503.97 1600.0 C57
2018-12-22 07:14:39 S 05 15 18.175 -48 50 21.48 V C57
2018-12-22 07:14:39 s 1 -185622.74 9 +206865.63 4570.0 C57
2018-12-22 08:14:39 S 05 15 29.832 -48 48 31.14 V C57
2018-12-22 08:14:39 s 1 -185846.65 5 +203183.13 2200.0 C57
2018-12-22 08:44:39 S 05 15 35.112 -48 47 42.47 V C57
2018-12-22 08:44:39 s 1 -185943.29 4 +201325.22 8580.0 C57
2018-12-22 09:14:39 S 05 15 40.872 -48 46 48.61 V C57
2018-12-22 09:14:39 s 1 -186029.55 2 +199456.17 9070.0 C57