2003 UL9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2268262522
Semi-major axis (a)1.0191534564 AU
Inclination (i)63.33427197°
Long. of Asc. Node (Ω)23.29117432°
Arg. of Perihelion (ω)230.40259688°
Mean Anomaly (M)275.30295426°
Mean Motion (n)0.9579591900°/day
Perihelion dist (q)0.78795950 AU
Aphelion dist (Q)1.25034010 AU
Orbital Period1.02886180 yr
Physical Parameters
H (abs. magnitude)22.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.564″
Uncertainty
Orbit TypeApollo
MOID0.127742 AU
Observations Used24
Oppositions1
Arc Total2003-2003
First Observation Used
Last Observation Used2003-10-25
Observations (24)
Date Type RA Dec Mag Band Observatory
2003-10-19 06:07:21 C 00 26 52.77 -05 59 20.2 19.1 c 704
2003-10-19 06:23:43 C 00 26 37.36 -05 56 36.7 19.1 c 704
2003-10-19 06:39:56 C 00 26 22.00 -05 53 53.6 18.8 c 704
2003-10-19 06:56:28 C 00 26 06.37 -05 51 07.9 19.1 c 704
2003-10-20 04:41:15 C 00 06 50.99 -02 20 49.7 19.3 c 704
2003-10-20 04:58:09 C 00 06 36.43 -02 18 12.5 20.1 c 704
2003-10-20 05:14:43 C 00 06 22.33 -02 15 38.5 19.4 c 704
2003-10-20 05:31:50 C 00 06 07.63 -02 12 59.4 19.8 c 704
2003-10-20 22:54:05 C 23 52 05.03 +00 21 58.8 r J95
2003-10-20 23:08:23 C 23 51 53.77 +00 24 00.9 r J95
2003-10-20 23:24:44 C 23 51 41.06 +00 26 21.2 r J95
2003-10-21 04:58:27 C 23 47 26.77 +01 13 32.4 r 649
2003-10-21 05:00:15 C 23 47 25.48 +01 13 46.2 r 649
2003-10-21 05:02:03 C 23 47 24.03 +01 14 01.7 r 649
2003-10-21 05:03:51 C 23 47 22.67 +01 14 16.6 r 649
2003-10-23 03:27:25 C 23 16 22.38 +06 56 42.6 r 448
2003-10-23 03:36:43 C 23 16 16.79 +06 57 41.9 r 448
2003-10-23 03:39:49 C 23 16 14.90 +06 58 01.7 r 448
2003-10-23 03:46:00 C 23 16 11.08 +06 58 40.7 r 448
2003-10-23 03:52:10 C 23 16 07.43 +06 59 20.7 r 448
2003-10-24 04:51:33 C 23 02 18.78 +09 28 33.3 r 649
2003-10-24 04:55:03 C 23 02 16.87 +09 28 53.1 r 649
2003-10-24 04:58:33 C 23 02 15.05 +09 29 11.7 r 649
2003-10-25 09:03:18 C 22 48 48.693 +11 52 10.27 o 568