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
2018-12-28 15:14:39 S 05 41 20.966 -45 04 30.94 V C57
2018-12-28 15:14:39 s 1 +71919.048 0 +310109.87 4290.0 C57
2018-12-28 15:44:39 S 05 41 24.516 -45 03 45.72 V C57
2018-12-28 15:44:39 s 1 +71028.987 0 +311329.69 9990.0 C57
2018-12-28 16:14:39 S 05 41 28.438 -45 02 50.35 V C57
2018-12-28 16:14:39 s 1 +70136.381 0 +312538.21 7920.0 C57
2018-12-28 16:44:39 S 05 41 32.095 -45 02 08.12 V C57
2018-12-28 16:44:39 s 1 +69241.285 0 +313735.46 8410.0 C57
2018-12-28 17:14:39 S 05 41 35.626 -45 01 21.97 V C57
2018-12-28 17:14:39 s 1 +68343.751 0 +314921.50 1840.0 C57
2018-12-28 17:44:39 S 05 41 39.511 -45 00 31.64 V C57
2018-12-28 17:44:39 s 1 +67443.830 0 +316096.36 8550.0 C57
2018-12-28 18:14:39 S 05 41 43.188 -44 59 45.92 V C57
2018-12-28 18:14:39 s 1 +66541.573 0 +317260.10 8870.0 C57
2018-12-28 19:14:39 S 05 41 50.518 -44 58 09.52 V C57
2018-12-28 19:14:39 s 1 +64730.251 0 +319554.38 1720.0 C57
2018-12-28 19:44:39 S 05 41 54.307 -44 57 21.17 V C57
2018-12-28 19:44:39 s 1 +63821.284 0 +320685.00 4900.0 C57
2018-12-28 20:14:39 S 05 41 57.881 -44 56 33.04 V C57
2018-12-28 20:14:39 s 1 +62910.176 0 +321804.67 3030.0 C57
2018-12-28 20:44:39 S 05 42 01.634 -44 55 44.15 V C57
2018-12-28 20:44:39 s 1 +61996.976 0 +322913.44 6410.0 C57
2018-12-28 21:14:39 S 05 42 05.383 -44 54 57.60 V C57
2018-12-28 21:14:39 s 1 +61081.729 0 +324011.33 5370.0 C57
2018-12-28 21:44:39 S 05 42 09.204 -44 54 08.68 V C57
2018-12-28 21:44:39 s 1 +60164.482 0 +325098.40 210.0 C57
2018-12-28 22:14:39 S 05 42 12.694 -44 53 20.44 V C57
2018-12-28 22:14:39 s 1 +59245.279 0 +326174.69 1250.0 C57
2018-12-28 22:44:39 S 05 42 16.330 -44 52 33.17 V C57
2018-12-28 22:44:39 s 1 +58324.166 0 +327240.23 8770.0 C57
2018-12-28 23:14:39 S 05 42 20.078 -44 51 44.06 V C57
2018-12-28 23:14:39 s 1 +57401.186 0 +328295.07 3090.0 C57
2018-12-28 23:44:39 S 05 42 23.666 -44 50 57.08 V C57
2018-12-28 23:44:39 s 1 +56476.383 0 +329339.24 4490.0 C57
2018-12-29 00:14:39 S 05 42 27.403 -44 50 05.24 V C57
2018-12-29 00:14:39 s 1 +55549.800 0 +330372.78 3270.0 C57
2018-12-29 00:44:39 S 05 42 30.965 -44 49 19.63 V C57
2018-12-29 00:44:39 s 1 +54621.479 0 +331395.74 9720.0 C57
2018-12-29 01:14:39 S 05 42 34.632 -44 48 30.56 V C57
2018-12-29 01:14:39 s 1 +53691.462 0 +332408.14 4110.0 C57
2018-12-29 01:44:39 S 05 42 38.450 -44 47 40.52 V C57
2018-12-29 01:44:39 s 1 +52759.790 0 +333410.04 6720.0 C57
2018-12-29 02:14:39 S 05 42 41.952 -44 46 53.15 V C57
2018-12-29 02:14:39 s 1 +51826.504 0 +334401.45 7840.0 C57
2018-12-29 02:44:39 S 05 42 45.660 -44 46 04.87 V C57
2018-12-29 02:44:39 s 1 +50891.643 0 +335382.43 7730.0 C57
2018-12-29 03:14:39 S 05 42 49.298 -44 45 14.33 V C57
2018-12-29 03:14:39 s 1 +49955.249 0 +336353.01 6670.0 C57
2018-12-29 03:44:39 S 05 42 52.877 -44 44 27.82 V C57
2018-12-29 03:44:39 s 1 +49017.358 0 +337313.22 4910.0 C57