455426 (2003 MT9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.9223324782 ± 8.42e-08
Semi-major axis (a)2.5336166749 AU ± 1.65e-08
Inclination (i)6.83356687° ± 2.38e-05
Long. of Asc. Node (Ω)233.36800242° ± 3.81e-04
Arg. of Perihelion (ω)200.72356587° ± 3.85e-04
Mean Anomaly (M)184.50469924° ± 8.98e-06
Mean Motion (n)0.2443998377°/day ± 2.38e-09
Perihelion dist (q)0.19677973 AU ± 2.13e-07
Aphelion dist (Q)4.87045362 AU ± 2.16e-07
Orbital Period4.03284344 yr ± 3.93e-08
Physical Parameters
H (abs. magnitude)18.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.409″
Uncertainty0
Orbit TypeApollo
MOID0.053795 AU
Observations Used244
Oppositions12
Arc Total2003-2019
First Observation Used2003-06-30
Last Observation Used2019-08-24
Observations (261)
Date Type RA Dec Mag Band Observatory
2015-08-14 10:06:33 S 16 04 00.18 -06 42 45.5 L C51
2015-08-14 11:41:10 S 16 03 40.54 -06 42 18.8 L C51
2015-08-14 13:15:36 S 16 03 20.90 -06 41 52.7 L C51
2015-08-14 14:50:02 S 16 03 01.31 -06 41 26.7 L C51
2015-08-14 17:58:54 S 16 02 22.14 -06 40 32.5 L C51
2019-08-19 06:06:58 C 16 21 01.869 -11 02 09.50 U F51
2019-08-19 06:37:16 C 16 20 58.379 -11 02 07.48 U F51
2019-08-19 06:52:24 C 16 20 56.655 -11 02 06.49 U F51
2019-08-24 06:05:36 C 16 08 12.969 -10 55 18.76 U F52
2019-08-24 06:22:20 C 16 08 11.221 -10 55 17.85 U F52
2019-08-24 06:38:58 C 16 08 09.475 -10 55 16.96 U F52