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
2019-01-16 20:44:36 s 1 -183426.71 6 +262318.88 180.0 C57
2019-01-16 21:14:36 S 06 25 48.907 -31 19 44.04 V C57
2019-01-16 21:14:36 s 1 -183796.62 3 +260856.31 140.0 C57
2019-01-16 21:44:36 S 06 25 51.010 -31 18 45.76 V C57
2019-01-16 21:44:36 s 1 -184159.70 1 +259384.02 4210.0 C57
2019-01-16 22:14:36 S 06 25 53.057 -31 17 48.48 V C57
2019-01-16 22:14:36 s 1 -184515.87 7 +257901.99 2040.0 C57
2019-01-16 22:44:36 S 06 25 55.135 -31 16 49.12 V C57
2019-01-16 22:44:36 s 1 -184865.08 1 +256410.18 3290.0 C57
2019-01-16 23:14:36 S 06 25 57.281 -31 15 52.56 V C57
2019-01-16 23:14:36 s 1 -185207.23 9 +254908.57 7610.0 C57
2019-01-16 23:44:36 S 06 25 59.299 -31 14 53.63 V C57
2019-01-16 23:44:36 s 1 -185542.27 7 +253397.14 4630.0 C57
2019-01-17 00:14:36 S 06 26 01.493 -31 13 54.88 V C57
2019-01-17 00:14:36 s 1 -185870.11 9 +251875.86 3990.0 C57
2019-01-17 00:44:36 S 06 26 03.473 -31 13 00.01 V C57
2019-01-17 00:44:36 s 1 -186190.69 0 +250344.71 5320.0 C57
2019-01-17 01:14:36 S 06 26 05.602 -31 12 02.41 V C57
2019-01-17 01:14:36 s 1 -186503.91 2 +248803.65 8250.0 C57
2019-01-17 01:44:36 S 06 26 07.656 -31 11 03.16 V C57
2019-01-17 01:44:36 s 1 -186809.70 5 +247252.66 2390.0 C57
2019-01-17 02:14:36 S 06 26 09.703 -31 10 06.92 V C57
2019-01-17 02:14:36 s 1 -187107.98 9 +245691.71 7350.0 C57
2019-01-17 02:44:36 S 06 26 12.058 -31 09 03.10 V C57
2019-01-17 02:44:36 s 1 -187398.68 4 +244120.78 2750.0 C57
2019-01-17 03:14:36 S 06 26 13.982 -31 08 12.05 V C57
2019-01-17 03:14:36 s 1 -187681.70 7 +242539.84 8170.0 C57
2019-01-17 03:44:36 S 06 26 16.174 -31 07 14.92 V C57
2019-01-17 03:44:36 s 1 -187956.97 3 +240948.86 3220.0 C57
2019-01-17 04:14:36 S 06 26 18.235 -31 06 15.80 V C57
2019-01-17 04:14:36 s 1 -188224.39 7 +239347.80 7480.0 C57
2019-01-17 04:44:36 S 06 26 20.242 -31 05 18.28 V C57
2019-01-17 04:44:36 s 1 -188483.89 3 +237736.66 520.0 C57
2019-01-17 05:14:36 S 06 26 22.534 -31 04 20.42 V C57
2019-01-17 05:14:36 s 1 -188735.37 3 +236115.38 1910.0 C57
2019-01-17 05:44:36 S 06 26 24.475 -31 03 22.97 V C57
2019-01-17 05:44:36 s 1 -188978.74 6 +234483.96 1230.0 C57
2019-01-17 06:44:36 S 06 26 28.774 -31 01 27.01 V C57
2019-01-17 06:44:36 s 1 -189440.80 9 +231190.52 1850.0 C57
2019-01-17 07:14:36 S 06 26 30.883 -31 00 27.54 V C57
2019-01-17 07:14:36 s 1 -189659.31 2 +229528.46 2240.0 C57
2019-01-17 07:44:36 S 06 26 32.897 -30 59 31.42 V C57
2019-01-17 07:44:36 s 1 -189869.33 5 +227856.12 8730.0 C57
2019-01-17 08:04:23 C 06 27 17.792 -30 55 34.31 U F51
2019-01-17 08:14:36 S 06 26 34.944 -30 58 34.82 V C57
2019-01-17 08:14:36 s 1 -190070.78 2 +226173.48 840.0 C57
2019-01-17 08:20:51 C 06 27 18.880 -30 55 05.02 U F51
2019-01-17 08:37:22 C 06 27 19.968 -30 54 35.50 U F51
2019-01-17 08:44:36 S 06 26 37.142 -30 57 36.29 V C57
2019-01-17 08:44:36 s 1 -190263.55 3 +224480.51 8100.0 C57