2009 UB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2890890389 ± 5.04e-04
Semi-major axis (a)1.3316468064 AU ± 2.46e-04
Inclination (i)3.50866647° ± 2.40e-03
Long. of Asc. Node (Ω)21.63482309° ± 3.05e-04
Arg. of Perihelion (ω)299.80895194° ± 1.46e-01
Mean Anomaly (M)205.55120062° ± 1.11e+00
Mean Motion (n)0.6413996201°/day ± 1.78e-04
Perihelion dist (q)0.94668231 AU ± 6.94e-04
Aphelion dist (Q)1.71661130 AU ± 7.43e-04
Orbital Period1.53668049 yr ± 4.25e-04
Physical Parameters
H (abs. magnitude)25.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.159″
Uncertainty4
Orbit TypeApollo
MOID0.018388 AU
Observations Used14
Oppositions1
Arc Total2009-2009
First Observation Used2009-10-16
Last Observation Used2009-10-18
Observations (14)
Date Type RA Dec Mag Band Observatory
2009-10-16 04:16:32 C 00 18 55.76 +01 55 48.2 r G96
2009-10-16 04:27:08 C 00 18 57.16 +01 56 23.6 r G96
2009-10-16 04:37:50 C 00 18 58.53 +01 56 59.7 r G96
2009-10-16 04:48:43 C 00 18 59.97 +01 57 35.9 r G96
2009-10-16 04:58:29 C 00 19 01.23 +01 58 09.4 r G96
2009-10-16 04:59:32 C 00 19 01.38 +01 58 12.7 r G96
2009-10-16 05:00:36 C 00 19 01.52 +01 58 16.5 r G96
2009-10-16 05:01:40 C 00 19 01.66 +01 58 19.9 r G96
2009-10-16 05:36:23 C 00 19 05.69 +02 00 13.4 o H01
2009-10-16 05:42:06 C 00 19 06.42 +02 00 32.7 o H01
2009-10-16 05:47:59 C 00 19 07.18 +02 00 52.3 o H01
2009-10-16 05:55:12 C 00 19 08.11 +02 01 16.3 o H01
2009-10-18 10:56:47 C 00 26 35.969 +04 39 06.43 o 568
2009-10-18 10:59:11 C 00 26 36.219 +04 39 12.70 o 568