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
2018-12-20 17:44:39 S 05 08 13.162 -49 54 26.64 V C57
2018-12-20 17:44:39 s 1 -154892.94 5 +315153.54 570.0 C57
2018-12-20 18:14:39 S 05 08 18.895 -49 53 35.77 V C57
2018-12-20 18:14:39 s 1 -155522.04 0 +314067.86 8490.0 C57
2018-12-20 18:44:39 S 05 08 24.557 -49 52 44.22 V C57
2018-12-20 18:44:39 s 1 -156146.53 6 +312973.02 960.0 C57
2018-12-20 19:14:39 S 05 08 30.209 -49 51 56.88 V C57
2018-12-20 19:14:39 s 1 -156766.38 8 +311868.98 7760.0 C57
2018-12-20 19:44:39 S 05 08 36.070 -49 51 06.12 V C57
2018-12-20 19:44:39 s 1 -157381.55 3 +310755.73 8660.0 C57
2018-12-20 20:14:39 S 05 08 41.774 -49 50 15.79 V C57
2018-12-20 20:14:39 s 1 -157991.98 8 +309633.26 3430.0 C57
2018-12-20 20:44:39 S 05 08 47.508 -49 49 25.14 V C57
2018-12-20 20:44:39 s 1 -158597.64 8 +308501.55 1840.0 C57
2018-12-20 21:14:39 S 05 08 53.270 -49 48 35.57 V C57
2018-12-20 21:14:39 s 1 -159198.48 7 +307360.57 3660.0 C57
2018-12-20 21:44:39 S 05 08 58.769 -49 47 46.82 V C57
2018-12-20 21:44:39 s 1 -159794.46 1 +306210.32 8650.0 C57
2018-12-20 22:14:39 S 05 09 04.534 -49 46 56.06 V C57
2018-12-20 22:14:39 s 1 -160385.52 4 +305050.77 6580.0 C57
2018-12-20 22:44:39 S 05 09 10.315 -49 46 06.35 V C57
2018-12-20 22:44:39 s 1 -160971.62 9 +303881.91 7200.0 C57
2018-12-20 23:14:39 S 05 09 16.176 -49 45 15.23 V C57
2018-12-20 23:14:39 s 1 -161552.72 8 +302703.72 260.0 C57
2018-12-20 23:44:39 S 05 09 21.919 -49 44 23.24 V C57
2018-12-20 23:44:39 s 1 -162128.77 5 +301516.18 5520.0 C57
2018-12-21 00:14:39 S 05 09 27.643 -49 43 33.17 V C57
2018-12-21 00:14:39 s 1 -162699.72 1 +300319.27 2730.0 C57
2018-12-21 00:44:39 S 05 09 33.283 -49 42 43.24 V C57
2018-12-21 00:44:39 s 1 -163265.51 8 +299112.97 1640.0 C57
2018-12-21 01:14:39 S 05 09 38.866 -49 41 54.31 V C57
2018-12-21 01:14:39 s 1 -163826.11 6 +297897.27 1980.0 C57
2018-12-21 01:44:39 S 05 09 44.671 -49 41 03.23 V C57
2018-12-21 01:44:39 s 1 -164381.46 5 +296672.14 3510.0 C57
2018-12-21 02:14:39 S 05 09 50.318 -49 40 13.37 V C57
2018-12-21 02:14:39 s 1 -164931.51 4 +295437.56 5950.0 C57
2018-12-21 02:44:39 S 05 09 56.054 -49 39 22.25 V C57
2018-12-21 02:44:39 s 1 -165476.21 4 +294193.51 9040.0 C57
2018-12-21 03:14:39 S 05 10 01.750 -49 38 31.56 V C57
2018-12-21 03:14:39 s 1 -166015.51 1 +292939.98 2520.0 C57
2018-12-21 03:44:39 S 05 10 07.500 -49 37 40.76 V C57
2018-12-21 03:44:39 s 1 -166549.35 3 +291676.95 6110.0 C57
2018-12-21 04:14:39 S 05 10 13.212 -49 36 50.98 V C57
2018-12-21 04:14:39 s 1 -167077.68 8 +290404.38 9530.0 C57
2018-12-21 04:44:39 S 05 10 18.847 -49 36 00.22 V C57
2018-12-21 04:44:39 s 1 -167600.46 2 +289122.27 2500.0 C57
2018-12-21 05:14:39 S 05 10 24.502 -49 35 07.51 V C57
2018-12-21 05:14:39 s 1 -168117.61 9 +287830.58 4750.0 C57
2018-12-21 05:44:39 S 05 10 30.365 -49 34 17.44 V C57
2018-12-21 05:44:39 s 1 -168629.10 6 +286529.31 5980.0 C57