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
2018-12-22 09:44:39 S 05 15 46.258 -48 45 59.18 V C57
2018-12-22 09:44:39 s 1 -186105.29 5 +197575.95 2960.0 C57
2018-12-22 10:14:39 S 05 15 52.087 -48 45 03.71 V C57
2018-12-22 10:14:39 s 1 -186170.38 7 +195684.51 9520.0 C57
2018-12-22 10:44:39 S 05 15 57.667 -48 44 10.79 V C57
2018-12-22 10:44:39 s 1 -186224.69 1 +193781.82 8010.0 C57
2018-12-22 11:14:39 S 05 16 03.202 -48 43 19.52 V C57
2018-12-22 11:14:39 s 1 -186268.06 7 +191867.86 7680.0 C57
2018-12-22 11:44:39 S 05 16 08.952 -48 42 26.28 V C57
2018-12-22 11:44:39 s 1 -186300.36 9 +189942.58 7740.0 C57
2018-12-22 12:14:39 S 05 16 14.470 -48 41 33.54 V C57
2018-12-22 12:14:39 s 1 -186321.45 2 +188005.95 7410.0 C57
2018-12-22 12:44:39 S 05 16 20.311 -48 40 39.11 V C57
2018-12-22 12:44:39 s 1 -186331.16 6 +186057.94 5880.0 C57
2018-12-22 13:14:39 S 05 16 25.889 -48 39 45.79 V C57
2018-12-22 13:14:39 s 1 -186329.35 9 +184098.52 2330.0 C57
2018-12-22 13:44:39 S 05 16 31.315 -48 38 54.96 V C57
2018-12-22 13:44:39 s 1 -186315.87 5 +182127.65 5910.0 C57
2018-12-22 15:14:39 S 05 16 48.403 -48 36 14.47 V C57
2018-12-22 15:14:39 s 1 -186203.75 8 +176146.01 780.0 C57
2018-12-22 15:44:39 S 05 16 53.750 -48 35 22.24 V C57
2018-12-22 15:44:39 s 1 -186141.94 5 +174129.01 4120.0 C57
2018-12-22 16:14:39 S 05 16 59.534 -48 34 27.84 V C57
2018-12-22 16:14:39 s 1 -186067.62 7 +172100.39 90.0 C57
2018-12-22 16:44:39 S 05 17 05.062 -48 33 36.68 V C57
2018-12-22 16:44:39 s 1 -185980.62 8 +170060.13 7750.0 C57
2018-12-22 17:14:39 S 05 17 10.630 -48 32 44.45 V C57
2018-12-22 17:14:39 s 1 -185880.76 7 +168008.19 6110.0 C57
2018-12-22 17:44:39 S 05 17 16.457 -48 31 50.20 V C57
2018-12-22 17:44:39 s 1 -185767.86 1 +165944.54 4160.0 C57
2018-12-22 18:14:39 S 05 17 22.116 -48 30 56.52 V C57
2018-12-22 18:14:39 s 1 -185641.72 2 +163869.15 880.0 C57
2018-12-22 18:44:39 S 05 17 27.703 -48 30 04.00 V C57
2018-12-22 18:44:39 s 1 -185502.15 6 +161781.99 5220.0 C57
2018-12-22 19:14:39 S 05 17 33.281 -48 29 10.21 V C57
2018-12-22 19:14:39 s 1 -185348.96 9 +159683.02 6090.0 C57
2018-12-22 19:44:39 S 05 17 39.005 -48 28 16.36 V C57
2018-12-22 19:44:39 s 1 -185181.95 8 +157572.22 2400.0 C57
2018-12-22 20:14:39 S 05 17 44.621 -48 27 23.11 V C57
2018-12-22 20:14:39 s 1 -185000.91 9 +155449.55 3010.0 C57
2018-12-22 20:44:39 S 05 17 50.268 -48 26 30.37 V C57
2018-12-22 20:44:39 s 1 -184805.64 0 +153315.00 6780.0 C57
2018-12-22 21:14:39 S 05 17 55.884 -48 25 36.70 V C57
2018-12-22 21:14:39 s 1 -184595.90 8 +151168.53 2510.0 C57
2018-12-22 21:44:39 S 05 18 01.366 -48 24 44.75 V C57
2018-12-22 21:44:39 s 1 -184371.50 1 +149010.11 8990.0 C57
2018-12-22 22:14:39 S 05 18 07.010 -48 23 46.57 V C57
2018-12-22 22:14:39 s 1 -184132.19 6 +146839.73 4990.0 C57
2018-12-22 22:44:39 S 05 18 12.770 -48 22 57.29 V C57
2018-12-22 22:44:39 s 1 -183877.76 0 +144657.35 9220.0 C57