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
2018-12-16 16:44:39 S 04 48 32.443 -52 20 54.82 V C57
2018-12-16 16:44:39 s 1 +16855.423 0 +361017.83 7560.0 C57
2018-12-16 17:14:39 S 04 48 38.724 -52 20 15.11 V C57
2018-12-16 17:14:39 s 1 +15868.142 0 +361632.45 630.0 C57
2018-12-16 17:44:39 S 04 48 45.389 -52 19 33.92 V C57
2018-12-16 17:44:39 s 1 +14880.407 0 +362237.56 130.0 C57
2018-12-16 18:14:39 S 04 48 51.538 -52 18 55.15 V C57
2018-12-16 18:14:39 s 1 +13892.246 0 +362833.16 6240.0 C57
2018-12-16 18:44:39 S 04 48 58.157 -52 18 15.34 V C57
2018-12-16 18:44:39 s 1 +12903.687 0 +363419.30 9160.0 C57
2018-12-16 19:14:39 S 04 49 04.478 -52 17 34.76 V C57
2018-12-16 19:14:39 s 1 +11914.756 0 +363995.98 9070.0 C57
2018-12-16 19:44:39 S 04 49 11.237 -52 16 54.12 V C57
2018-12-16 19:44:39 s 1 +10925.482 0 +364563.24 6140.0 C57
2018-12-16 20:14:39 S 04 49 17.530 -52 16 14.09 V C57
2018-12-16 20:44:39 S 04 49 23.887 -52 15 33.95 V C57
2018-12-16 21:14:39 S 04 49 30.545 -52 14 53.20 V C57
2018-12-16 22:14:39 S 04 49 43.246 -52 13 32.74 V C57
2018-12-16 22:44:39 S 04 49 49.651 -52 12 52.92 V C57
2018-12-16 23:14:39 S 04 49 56.107 -52 12 11.74 V C57
2018-12-16 23:44:39 S 04 50 02.726 -52 11 30.34 V C57
2018-12-17 00:14:39 S 04 50 09.106 -52 10 49.01 V C57
2018-12-17 00:44:39 S 04 50 15.389 -52 10 08.80 V C57
2018-12-17 01:14:39 S 04 50 21.862 -52 09 27.40 V C57
2018-12-17 01:44:39 S 04 50 28.195 -52 08 46.90 V C57
2018-12-17 02:14:39 S 04 50 34.637 -52 08 05.82 V C57
2018-12-17 02:44:39 S 04 50 40.968 -52 07 24.89 V C57
2018-12-17 03:14:39 S 04 50 47.539 -52 06 43.09 V C57
2018-12-17 03:44:39 S 04 50 53.849 -52 06 01.73 V C57
2018-12-17 04:14:39 S 04 50 59.887 -52 05 22.20 V C57
2018-12-17 04:44:39 S 04 51 06.754 -52 04 37.60 V C57
2018-12-17 05:14:39 S 04 51 12.854 -52 03 57.96 V C57
2018-12-17 05:44:39 S 04 51 19.296 -52 03 16.06 V C57
2018-12-17 06:14:39 S 04 51 25.699 -52 02 34.26 V C57
2018-12-17 06:44:39 S 04 51 32.040 -52 01 52.14 V C57
2018-12-17 06:44:39 s 1 -10872.691 0 +374695.39 5950.0 C57
2018-12-17 07:14:39 S 04 51 38.374 -52 01 11.82 V C57
2018-12-17 07:14:39 s 1 -11862.761 0 +375050.85 4960.0 C57
2018-12-17 07:44:39 S 04 51 44.779 -52 00 28.55 V C57
2018-12-17 07:44:39 s 1 -12852.572 0 +375397.29 5100.0 C57
2018-12-17 08:14:39 S 04 51 51.017 -51 59 47.26 V C57
2018-12-17 08:14:39 s 1 -13842.101 0 +375734.74 6540.0 C57
2018-12-17 08:44:39 S 04 51 57.446 -51 59 04.52 V C57
2018-12-17 08:44:39 s 1 -14831.324 0 +376063.21 9420.0 C57
2018-12-17 09:14:39 S 04 52 03.802 -51 58 23.66 V C57
2018-12-17 09:14:39 s 1 -15820.218 0 +376382.71 3880.0 C57
2018-12-17 09:44:39 S 04 52 10.298 -51 57 41.08 V C57
2018-12-17 09:44:39 s 1 -16808.760 0 +376693.25 80.0 C57
2018-12-17 10:14:39 S 04 52 16.380 -51 56 59.35 V C57
2018-12-17 10:14:39 s 1 -17796.926 0 +376994.85 8170.0 C57