2009 UK1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5687897871 ± 3.91e-06
Semi-major axis (a)2.1812928573 AU ± 1.78e-05
Inclination (i)0.55821252° ± 2.25e-05
Long. of Asc. Node (Ω)10.20972737° ± 6.56e-04
Arg. of Perihelion (ω)46.94212309° ± 8.74e-04
Mean Anomaly (M)349.16759314° ± 2.32e-02
Mean Motion (n)0.3059435561°/day ± 3.75e-06
Perihelion dist (q)0.94059576 AU ± 1.15e-05
Aphelion dist (Q)3.42198996 AU ± 2.92e-05
Orbital Period3.22159517 yr ± 3.94e-05
Physical Parameters
H (abs. magnitude)26.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.371″
Uncertainty2
Orbit TypeApollo
MOID0.002391 AU
Observations Used22
Oppositions1
Arc Total2009-2009
First Observation Used2009-10-16
Last Observation Used2009-10-18
Observations (22)
Date Type RA Dec Mag Band Observatory
2009-10-16 08:41:05 C 04 02 36.40 +30 01 03.6 19.1 c 704
2009-10-16 09:00:13 C 04 03 56.27 +30 05 52.9 19.0 c 704
2009-10-16 09:19:19 C 04 05 16.30 +30 10 37.8 19.1 c 704
2009-10-16 09:38:50 C 04 06 38.30 +30 15 24.7 19.4 c 704
2009-10-16 22:12:28 C 05 04 30.93 +32 27 57.2 r J95
2009-10-16 22:14:49 C 05 04 41.82 +32 28 16.7 r J95
2009-10-16 22:17:33 C 05 04 54.41 +32 28 38.2 r J95
2009-10-17 00:06:59 C 05 13 14.43 +32 43 25.9 r 473
2009-10-17 00:10:59 C 05 13 32.57 +32 43 51.7 r 473
2009-10-17 11:00:06 C 06 02 24.11 +33 12 04.9 c 926
2009-10-17 11:02:21 C 06 02 33.47 +33 12 03.3 c 926
2009-10-18 01:05:12 C 06 58 54.95 +32 05 57.8 r J95
2009-10-18 01:20:35 C 06 59 49.08 +32 04 20.9 r J95
2009-10-18 01:35:19 C 07 00 40.53 +32 02 47.4 r J95
2009-10-18 01:50:27 C 07 01 33.09 +32 01 09.1 r J95
2009-10-18 08:28:26 C 07 23 49.02 +31 10 34.2 o H01
2009-10-18 08:41:03 C 07 24 27.59 +31 08 57.5 o H01
2009-10-18 09:04:26 C 07 25 38.39 +31 05 56.6 o H01
2009-10-18 09:13:45 C 07 26 06.30 +31 04 44.0 o H01
2009-10-18 09:28:41 C 07 26 50.91 +31 02 46.3 o H01
2009-10-18 10:50:33 C 07 30 52.33 +30 51 55.6 c 926
2009-10-18 10:52:57 C 07 30 59.15 +30 51 35.6 c 926