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 05:14:39 S 05 05 48.348 -50 15 01.33 V C57
2018-12-20 05:14:39 s 1 -137786.83 7 +339355.06 1240.0 C57
2018-12-20 05:44:39 S 05 05 54.259 -50 14 11.15 V C57
2018-12-20 05:44:39 s 1 -138518.18 3 +338493.99 9030.0 C57
2018-12-20 06:14:39 S 05 06 00.211 -50 13 23.02 V C57
2018-12-20 06:14:39 s 1 -139245.87 2 +337624.10 6300.0 C57
2018-12-20 06:44:39 S 05 06 05.849 -50 12 33.48 V C57
2018-12-20 06:44:39 s 1 -139969.87 1 +336745.36 2860.0 C57
2018-12-20 07:14:39 S 05 06 11.693 -50 11 45.53 V C57
2018-12-20 07:14:39 s 1 -140690.14 6 +335857.76 8530.0 C57
2018-12-20 07:44:39 S 05 06 17.527 -50 10 55.34 V C57
2018-12-20 07:44:39 s 1 -141406.66 3 +334961.30 3140.0 C57
2018-12-20 08:14:39 S 05 06 23.369 -50 10 06.38 V C57
2018-12-20 08:14:39 s 1 -142119.38 8 +334055.97 6500.0 C57
2018-12-20 08:44:39 S 05 06 29.112 -50 09 18.14 V C57
2018-12-20 08:44:39 s 1 -142828.28 5 +333141.74 8440.0 C57
2018-12-20 09:14:39 S 05 06 34.894 -50 08 27.96 V C57
2018-12-20 09:14:39 s 1 -143533.31 9 +332218.62 8760.0 C57
2018-12-20 09:44:39 S 05 06 40.651 -50 07 39.36 V C57
2018-12-20 09:44:39 s 1 -144234.45 6 +331286.58 7300.0 C57
2018-12-20 10:14:39 S 05 06 46.495 -50 06 48.92 V C57
2018-12-20 10:14:39 s 1 -144931.65 8 +330345.61 3850.0 C57
2018-12-20 10:44:39 S 05 06 52.296 -50 06 00.32 V C57
2018-12-20 10:44:39 s 1 -145624.89 1 +329395.70 8230.0 C57
2018-12-20 11:14:39 S 05 06 57.907 -50 05 12.62 V C57
2018-12-20 11:14:39 s 1 -146314.11 7 +328436.84 240.0 C57
2018-12-20 11:44:39 S 05 07 03.934 -50 04 21.36 V C57
2018-12-20 11:44:39 s 1 -146999.31 0 +327469.05 9690.0 C57
2018-12-20 12:14:39 S 05 07 09.610 -50 03 32.51 V C57
2018-12-20 12:14:39 s 1 -147681.12 9 +326494.89 5350.0 C57
2018-12-20 12:44:39 S 05 07 15.473 -50 02 42.43 V C57
2018-12-20 12:44:39 s 1 -148358.11 6 +325509.12 9120.0 C57
2018-12-20 13:14:39 S 05 07 21.115 -50 01 54.26 V C57
2018-12-20 13:14:39 s 1 -149030.94 7 +324514.33 9750.0 C57
2018-12-20 13:44:39 S 05 07 27.038 -50 01 02.86 V C57
2018-12-20 13:44:39 s 1 -149699.58 3 +323510.53 7050.0 C57
2018-12-20 14:14:39 S 05 07 32.695 -50 00 14.58 V C57
2018-12-20 14:14:39 s 1 -150363.98 7 +322497.69 800.0 C57
2018-12-20 14:44:39 S 05 07 38.534 -49 59 25.12 V C57
2018-12-20 14:44:39 s 1 -151024.11 8 +321475.80 810.0 C57
2018-12-20 15:14:39 S 05 07 44.278 -49 58 34.97 V C57
2018-12-20 15:14:39 s 1 -151679.93 7 +320444.84 6870.0 C57
2018-12-20 15:44:39 S 05 07 50.107 -49 57 44.68 V C57
2018-12-20 15:44:39 s 1 -152331.40 5 +319404.80 8770.0 C57
2018-12-20 16:14:39 S 05 07 55.886 -49 56 55.03 V C57
2018-12-20 16:14:39 s 1 -152978.48 0 +318355.67 6300.0 C57
2018-12-20 16:44:39 S 05 08 01.337 -49 56 06.94 V C57
2018-12-20 16:44:39 s 1 -153621.12 3 +317297.42 9260.0 C57
2018-12-20 17:14:39 S 05 08 07.183 -49 55 16.46 V C57
2018-12-20 17:14:39 s 1 -154259.29 2 +316230.05 7420.0 C57