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
2018-12-23 16:44:39 S 05 21 38.441 -47 50 46.86 V C57
2018-12-23 16:44:39 s 1 -162120.25 6 +58061.665 8020.0 C57
2018-12-23 17:14:39 S 05 21 44.309 -47 49 53.62 V C57
2018-12-23 17:14:39 s 1 -161074.70 7 +55440.808 1960.0 C57
2018-12-23 18:14:39 S 05 21 55.980 -47 48 05.26 V C57
2018-12-23 18:14:39 s 1 -158892.08 1 +50168.082 7650.0 C57
2018-12-23 18:44:39 S 05 22 01.807 -47 47 13.99 V C57
2018-12-23 18:44:39 s 1 -157753.65 4 +47516.647 1270.0 C57
2018-12-23 19:14:39 S 05 22 07.817 -47 46 18.19 V C57
2018-12-23 19:14:39 s 1 -156582.88 4 +44855.484 3060.0 C57
2018-12-23 19:44:39 S 05 22 13.476 -47 45 29.34 V C57
2018-12-23 19:44:39 s 1 -155379.04 0 +42184.860 8580.0 C57
2018-12-23 20:14:39 S 05 22 19.342 -47 44 31.27 V C57
2018-12-23 20:14:39 s 1 -154141.37 2 +39505.064 3250.0 C57
2018-12-23 20:44:39 S 05 22 25.166 -47 43 40.73 V C57
2018-12-23 20:44:39 s 1 -152869.10 3 +36816.410 2290.0 C57
2018-12-23 22:14:39 S 05 22 43.404 -47 40 55.45 V C57
2018-12-23 22:14:39 s 1 -148836.56 7 +28700.854 5530.0 C57
2018-12-24 00:14:39 S 05 23 06.794 -47 37 26.26 V C57
2018-12-24 00:14:39 s 1 -142923.91 6 +17780.319 1010.0 C57
2018-12-24 00:44:39 S 05 23 12.689 -47 36 33.55 V C57
2018-12-24 00:44:39 s 1 -141343.81 6 +15035.765 1870.0 C57
2018-12-24 01:14:39 S 05 23 19.846 -47 35 30.95 V C57
2018-12-24 01:14:39 s 1 -139720.93 9 +12286.657 5750.0 C57
2018-12-25 22:44:39 S 05 32 32.057 -46 35 06.43 V C57
2018-12-25 22:44:39 s 1 +121207.94 9 +32855.175 7970.0 C57
2018-12-25 23:14:39 S 05 32 36.593 -46 34 34.54 V C57
2018-12-25 23:14:39 s 1 +122122.15 6 +36108.372 6270.0 C57
2018-12-25 23:44:39 S 05 32 41.450 -46 33 58.18 V C57
2018-12-25 23:44:39 s 1 +122986.70 0 +39346.873 5720.0 C57
2018-12-26 00:14:39 S 05 32 46.229 -46 33 22.97 V C57
2018-12-26 00:14:39 s 1 +123803.19 3 +42569.989 4650.0 C57
2018-12-26 00:44:39 S 05 32 50.875 -46 32 50.39 V C57
2018-12-26 00:44:39 s 1 +124573.18 7 +45777.105 1130.0 C57
2018-12-26 01:14:39 S 05 32 55.694 -46 32 15.36 V C57
2018-12-26 01:14:39 s 1 +125298.17 6 +48967.670 2960.0 C57
2018-12-26 01:44:39 S 05 33 00.446 -46 31 39.83 V C57
2018-12-26 01:44:39 s 1 +125979.59 4 +52141.196 7700.0 C57
2018-12-26 02:14:39 S 05 33 05.090 -46 31 04.84 V C57
2018-12-26 02:14:39 s 1 +126618.82 2 +55297.249 2660.0 C57
2018-12-26 02:44:39 S 05 33 09.744 -46 30 28.44 V C57
2018-12-26 02:44:39 s 1 +127217.18 9 +58435.445 4920.0 C57
2018-12-26 03:14:39 S 05 33 14.414 -46 29 52.44 V C57
2018-12-26 03:14:39 s 1 +127775.97 1 +61555.447 1300.0 C57
2018-12-26 03:44:39 S 05 33 19.008 -46 29 16.94 V C57
2018-12-26 03:44:39 s 1 +128296.39 5 +64656.959 8410.0 C57
2018-12-26 04:14:39 S 05 33 23.681 -46 28 40.87 V C57
2018-12-26 04:14:39 s 1 +128779.64 1 +67739.724 2640.0 C57
2018-12-26 04:44:39 S 05 33 28.217 -46 28 04.37 V C57
2018-12-26 04:44:39 s 1 +129226.84 4 +70803.519 150.0 C57