2011 DU9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5149702667
Semi-major axis (a)1.9366194054 AU
Inclination (i)3.42163196°
Long. of Asc. Node (Ω)155.06199090°
Arg. of Perihelion (ω)328.42604915°
Mean Anomaly (M)177.35621817°
Mean Motion (n)0.3657080000°/day
Perihelion dist (q)0.93931900 AU
Aphelion dist (Q)2.93393880 AU
Orbital Period2.69506730 yr
Physical Parameters
H (abs. magnitude)26.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.258″
Uncertainty
Orbit TypeApollo
MOID0.000185 AU
Observations Used64
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-03-11
Observations (64)
Date Type RA Dec Mag Band Observatory
2011-03-05 07:39:57 C 13 13 13.36 +06 22 29.7 o H01
2011-03-06 10:33:02 C 13 13 42.53 +06 23 03.0 o 291
2011-03-06 10:40:46 C 13 13 42.34 +06 23 03.0 o 291
2011-03-06 10:48:32 C 13 13 42.30 +06 23 03.1 o 291
2011-03-10 09:26:15 C 13 14 26.17 +06 23 47.1 o 291
2011-03-10 09:34:12 C 13 14 25.97 +06 23 48.5 o 291
2011-03-10 09:42:23 C 13 14 25.68 +06 23 48.1 o 291
2011-03-10 09:55:29 C 13 14 24.83 +06 23 44.4 o H01
2011-03-10 10:06:10 C 13 14 24.52 +06 23 44.3 o H01
2011-03-10 10:20:42 C 13 14 24.11 +06 23 44.2 o H01
2011-03-10 10:31:04 C 13 14 23.82 +06 23 44.0 o H01
2011-03-11 08:41:24 C 13 14 21.98 +06 23 34.4 o H21
2011-03-11 09:02:16 C 13 14 21.42 +06 23 34.0 o H21
2011-03-11 09:23:36 C 13 14 20.83 +06 23 33.5 o H21