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
2018-12-22 23:14:39 S 05 18 18.451 -48 22 03.50 V C57
2018-12-22 23:14:39 s 1 -183607.96 0 +142462.94 370.0 C57
2018-12-22 23:44:39 S 05 18 24.130 -48 21 09.61 V C57
2018-12-22 23:44:39 s 1 -183322.55 2 +140256.50 7110.0 C57
2018-12-23 00:14:39 S 05 18 29.846 -48 20 16.12 V C57
2018-12-23 00:14:39 s 1 -183021.28 9 +138037.99 8070.0 C57
2018-12-23 00:44:39 S 05 18 35.402 -48 19 23.88 V C57
2018-12-23 00:44:39 s 1 -182703.91 9 +135807.40 1820.0 C57
2018-12-23 01:14:39 S 05 18 41.047 -48 18 29.34 V C57
2018-12-23 01:14:39 s 1 -182370.18 1 +133564.71 6940.0 C57
2018-12-23 01:44:39 S 05 18 46.685 -48 17 36.67 V C57
2018-12-23 01:44:39 s 1 -182019.80 9 +131309.89 1920.0 C57
2018-12-23 02:14:39 S 05 18 52.334 -48 16 43.28 V C57
2018-12-23 02:14:39 s 1 -181652.53 1 +129042.94 5240.0 C57
2018-12-23 02:44:39 S 05 18 57.967 -48 15 49.64 V C57
2018-12-23 02:44:39 s 1 -181268.06 7 +126763.85 5350.0 C57
2018-12-23 03:14:39 S 05 19 03.780 -48 14 55.86 V C57
2018-12-23 03:14:39 s 1 -180866.13 1 +124472.59 630.0 C57
2018-12-23 03:44:39 S 05 19 09.538 -48 14 01.82 V C57
2018-12-23 03:44:39 s 1 -180446.42 8 +122169.16 9430.0 C57
2018-12-23 04:14:39 S 05 19 15.058 -48 13 08.26 V C57
2018-12-23 04:14:39 s 1 -180008.65 7 +119853.56 50.0 C57
2018-12-23 04:44:39 S 05 19 20.882 -48 12 13.79 V C57
2018-12-23 04:44:39 s 1 -179552.51 0 +117525.78 750.0 C57
2018-12-23 06:44:39 S 05 19 43.510 -48 08 39.44 V C57
2018-12-23 06:44:39 s 1 -177537.67 6 +108092.84 7710.0 C57
2018-12-23 07:14:39 S 05 19 49.176 -48 07 46.81 V C57
2018-12-23 07:14:39 s 1 -176984.71 3 +105704.19 870.0 C57
2018-12-23 07:44:39 S 05 19 54.953 -48 06 51.77 V C57
2018-12-23 07:44:39 s 1 -176411.33 7 +103303.39 2550.0 C57
2018-12-23 08:44:39 S 05 20 06.377 -48 05 04.56 V C57
2018-12-23 08:44:39 s 1 -175201.85 1 +98465.451 2920.0 C57
2018-12-23 09:14:39 S 05 20 12.132 -48 04 12.00 V C57
2018-12-23 09:14:39 s 1 -174564.96 7 +96028.355 7160.0 C57
2018-12-23 12:14:39 S 05 20 46.265 -47 58 50.74 V C57
2018-12-23 12:14:39 s 1 -170267.48 9 +81154.510 8410.0 C57
2018-12-23 12:44:39 S 05 20 52.291 -47 57 55.66 V C57
2018-12-23 12:44:39 s 1 -169467.71 9 +78634.170 7110.0 C57
2018-12-23 13:14:39 S 05 20 57.907 -47 57 04.07 V C57
2018-12-23 13:14:39 s 1 -168642.81 8 +76102.201 7020.0 C57
2018-12-23 13:44:39 S 05 21 03.718 -47 56 08.34 V C57
2018-12-23 13:44:39 s 1 -167792.27 8 +73558.692 5180.0 C57
2018-12-23 14:14:39 S 05 21 09.509 -47 55 14.70 V C57
2018-12-23 14:14:39 s 1 -166915.57 8 +71003.744 8520.0 C57
2018-12-23 15:14:39 S 05 21 21.031 -47 53 28.68 V C57
2018-12-23 15:14:39 s 1 -165081.52 6 +65859.980 7920.0 C57
2018-12-23 15:44:39 S 05 21 26.820 -47 52 34.79 V C57
2018-12-23 15:44:39 s 1 -164123.05 0 +63271.418 7320.0 C57
2018-12-23 16:14:39 S 05 21 32.705 -47 51 40.14 V C57
2018-12-23 16:14:39 s 1 -163136.16 2 +60671.927 8560.0 C57