2009 DA45

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4323966700
Semi-major axis (a)2.2508396221 AU
Inclination (i)1.24443468°
Long. of Asc. Node (Ω)131.73769169° ± 5.00e+00
Arg. of Perihelion (ω)29.57976886°
Mean Anomaly (M)341.03469269°
Mean Motion (n)0.2918662200°/day
Perihelion dist (q)1.27758390 AU
Aphelion dist (Q)3.22411890 AU
Orbital Period3.37691580 yr
Physical Parameters
H (abs. magnitude)22.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.334″
Uncertainty
Orbit TypeAmor
MOID0.286508 AU
Observations Used62
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-04-16
Observations (64)
Date Type RA Dec Mag Band Observatory
2009-03-24 08:15:12 C 11 09 30.88 +09 32 36.7 o 291
2009-03-24 08:23:05 C 11 09 31.15 +09 32 35.7 o 291
2009-03-24 08:31:12 C 11 09 31.43 +09 32 33.4 o 291
2009-03-26 07:21:44 C 11 11 31.67 +09 22 41.0 o 291
2009-03-26 07:40:02 C 11 11 32.37 +09 22 37.1 o 291
2009-03-27 06:59:40 C 11 12 33.71 +09 17 19.1 o 291
2009-03-27 07:07:38 C 11 12 34.05 +09 17 16.4 o 291
2009-03-27 07:16:20 C 11 12 34.26 +09 17 14.3 o 291
2009-03-28 04:25:50 C 11 13 31.75 +09 12 12.6 o 291
2009-03-28 04:33:40 C 11 13 32.10 +09 12 11.1 o 291
2009-03-28 04:49:09 C 11 13 32.65 +09 12 08.1 o 291
2009-04-16 07:13:38 C 11 37 04.91 +06 37 37.6 o 291
2009-04-16 07:23:57 C 11 37 05.40 +06 37 31.6 o 291
2009-04-16 07:34:37 C 11 37 05.95 +06 37 27.3 o 291