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
2018-12-10 14:44:39 S 04 08 41.074 -54 33 11.66 V C57
2018-12-10 14:44:39 s 1 -155704.53 8 +44682.263 8510.0 C57
2018-12-10 15:14:39 S 04 08 52.073 -54 32 35.12 V C57
2018-12-10 15:14:39 s 1 -154529.41 6 +42006.102 7650.0 C57
2018-12-10 18:44:39 S 04 10 05.964 -54 28 38.14 V C57
2018-12-10 18:44:39 s 1 -145323.00 3 +23038.959 8540.0 C57
2018-12-10 19:14:39 S 04 10 16.810 -54 28 03.72 V C57
2018-12-10 19:14:39 s 1 -143857.79 2 +20300.833 5810.0 C57
2018-12-10 19:44:39 S 04 10 28.332 -54 27 25.81 V C57
2018-12-10 19:44:39 s 1 -142352.40 4 +17557.057 4990.0 C57
2018-12-10 20:14:39 S 04 10 38.246 -54 26 54.74 V C57
2018-12-10 20:14:39 s 1 -140805.88 2 +14808.226 9760.0 C57
2018-12-10 20:44:39 S 04 10 49.241 -54 26 21.70 V C57
2018-12-10 20:44:39 s 1 -139217.23 9 +12054.982 3600.0 C57
2018-12-10 21:14:39 S 04 10 59.923 -54 25 48.61 V C57
2018-12-10 21:14:39 s 1 -137585.46 0 + 9298.020 9750.0 C57
2018-12-10 21:44:39 S 04 11 10.663 -54 25 13.76 V C57
2018-12-10 21:44:39 s 1 -135909.50 0 + 6538.087 1210.0 C57
2018-12-10 22:14:39 S 04 11 22.718 -54 24 34.67 V C57
2018-12-10 22:14:39 s 1 -134188.28 7 + 3775.993 750.0 C57
2018-12-10 23:14:39 S 04 11 43.027 -54 23 31.96 V C57
2018-12-10 23:14:39 s 1 -130605.65 8 - 1751.126 3900.0 C57
2018-12-10 23:44:39 S 04 11 53.556 -54 23 00.56 V C57
2018-12-10 23:44:39 s 1 -128741.95 0 - 4514.195 1780.0 C57
2018-12-11 00:14:39 S 04 12 04.406 -54 22 27.62 V C57
2018-12-11 00:14:39 s 1 -126828.40 3 - 7275.504 6270.0 C57
2018-12-11 00:44:39 S 04 12 15.341 -54 21 53.82 V C57
2018-12-11 00:44:39 s 1 -124863.79 7 -10033.874 8860.0 C57
2018-12-11 01:14:39 S 04 12 26.405 -54 21 20.41 V C57
2018-12-11 01:14:39 s 1 -122846.88 9 -12788.029 740.0 C57
2018-12-16 11:44:39 S 04 47 27.307 -52 27 30.06 V C57
2018-12-16 11:44:39 s 1 +26696.951 0 +354343.34 8120.0 C57
2018-12-16 12:14:39 S 04 47 33.514 -52 26 53.77 V C57
2018-12-16 12:14:39 s 1 +25715.797 0 +355054.37 7560.0 C57
2018-12-16 12:44:39 S 04 47 39.998 -52 26 12.37 V C57
2018-12-16 12:44:39 s 1 +24733.897 0 +355755.64 1470.0 C57
2018-12-16 13:14:39 S 04 47 46.735 -52 25 33.20 V C57
2018-12-16 13:14:39 s 1 +23751.282 0 +356447.20 40.0 C57
2018-12-16 13:44:39 S 04 47 53.213 -52 24 53.28 V C57
2018-12-16 13:44:39 s 1 +22767.980 0 +357129.06 3480.0 C57
2018-12-16 14:14:39 S 04 47 59.705 -52 24 14.47 V C57
2018-12-16 14:14:39 s 1 +21784.022 0 +357801.24 1990.0 C57
2018-12-16 14:44:39 S 04 48 06.173 -52 23 34.66 V C57
2018-12-16 14:44:39 s 1 +20799.439 0 +358463.77 5780.0 C57
2018-12-16 15:14:39 S 04 48 12.734 -52 22 54.95 V C57
2018-12-16 15:14:39 s 1 +19814.258 0 +359116.67 5030.0 C57
2018-12-16 15:44:39 S 04 48 19.339 -52 22 14.45 V C57
2018-12-16 15:44:39 s 1 +18828.509 0 +359759.96 9950.0 C57
2018-12-16 16:14:39 S 04 48 25.627 -52 21 35.21 V C57
2018-12-16 16:14:39 s 1 +17842.221 0 +360393.68 730.0 C57