2009 ET

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3028108930 ± 2.00e+00
Semi-major axis (a)1.4420983241 AU
Inclination (i)3.14032085° ± 4.00e+00
Long. of Asc. Node (Ω)153.07553979° ± 5.00e+00
Arg. of Perihelion (ω)29.52585224° ± 6.00e+00
Mean Anomaly (M)224.69142630°
Mean Motion (n)0.5691303700°/day
Perihelion dist (q)1.00541550 AU
Aphelion dist (Q)1.87878110 AU
Orbital Period1.73177830 yr
Physical Parameters
H (abs. magnitude)27.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.315″
Uncertainty
Orbit TypeAmor
MOID0.023660 AU
Observations Used15
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-03-03
Observations (15)
Date Type RA Dec Mag Band Observatory
2009-03-02 05:44:11 C 10 22 39.32 +24 53 22.8 r G96
2009-03-02 05:53:46 C 10 22 44.68 +24 54 01.8 r G96
2009-03-02 06:03:22 C 10 22 50.05 +24 54 40.8 r G96
2009-03-02 06:13:11 C 10 22 55.56 +24 55 19.4 r G96
2009-03-02 07:03:00 C 10 23 23.31 +24 58 36.8 r G96
2009-03-02 07:03:50 C 10 23 23.78 +24 58 40.4 r G96
2009-03-02 07:04:39 C 10 23 24.21 +24 58 43.1 r G96
2009-03-02 07:05:30 C 10 23 24.68 +24 58 46.7 r G96
2009-03-02 08:26:00 C 10 24 09.10 +25 03 46.7 v H01
2009-03-02 08:32:47 C 10 24 12.98 +25 04 12.3 v H01
2009-03-02 08:41:53 C 10 24 18.18 +25 04 46.2 v H01
2009-03-03 05:29:18 C 10 38 41.64 +26 27 39.0 r G96
2009-03-03 05:30:27 C 10 38 42.36 +26 27 44.1 r G96
2009-03-03 05:31:37 C 10 38 43.08 +26 27 48.7 r G96
2009-03-03 05:32:47 C 10 38 43.94 +26 27 53.9 r G96