448818 (2011 UU20)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5247936206 ± 2.57e-08
Semi-major axis (a)2.4846631847 AU ± 9.50e-09
Inclination (i)21.97917377° ± 4.90e-06
Long. of Asc. Node (Ω)355.06236946° ± 6.25e-06
Arg. of Perihelion (ω)137.22164135° ± 1.08e-05
Mean Anomaly (M)170.85348878° ± 3.91e-06
Mean Motion (n)0.2516581435°/day ± 1.44e-09
Perihelion dist (q)1.18072780 AU ± 6.41e-08
Aphelion dist (Q)3.78859857 AU ± 6.55e-08
Orbital Period3.91652847 yr ± 2.25e-08
Physical Parameters
H (abs. magnitude)17.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.619″
Uncertainty0
Orbit TypeAmor
MOID0.261270 AU
Observations Used1198
Oppositions16
Arc Total2003-2024
First Observation Used2003-09-29
Last Observation Used2024-05-07
Observations (1671)
Date Type RA Dec Mag Band Observatory
2024-04-01 06:13:08 C 12 51 52.627 -31 46 36.44 V W68
2024-04-01 10:17:43 C 12 51 28.441 -31 49 53.81 X F51
2024-04-01 10:32:36 C 12 51 26.863 -31 50 04.92 X F51
2024-04-01 10:47:30 C 12 51 25.282 -31 50 16.03 X F51
2024-04-12 21:43:46 C 12 26 49.848 -34 05 03.08 V M22
2024-04-12 23:32:29 C 12 26 41.225 -34 05 30.59 V M22
2024-04-12 23:52:21 C 12 26 39.655 -34 05 35.34 V M22
2024-04-18 03:59:17 C 12 18 16.932 -34 29 27.46 V W68
2024-04-18 04:03:53 C 12 18 16.632 -34 29 28.07 V W68
2024-04-18 04:13:08 C 12 18 16.020 -34 29 30.01 V W68
2024-04-18 04:27:14 C 12 18 15.178 -34 29 31.34 V W68
2024-04-19 21:57:39 C 12 15 52.718 -34 33 48.67 V M22
2024-04-19 22:01:49 C 12 15 52.438 -34 33 50.33 V M22
2024-04-19 22:09:13 C 12 15 52.070 -34 33 50.22 V M22
2024-04-19 22:59:57 C 12 15 49.056 -34 33 53.78 V M22
2024-04-29 02:49:24 C 12 06 48.12 -34 35 24.5 q X74
2024-04-29 02:56:52 C 12 06 47.89 -34 35 24.0 q X74
2024-04-29 03:04:02 C 12 06 47.66 -34 35 23.5 q X74
2024-05-07 06:30:14 C 12 03 25.203 -34 18 50.46 X F51
2024-05-07 06:45:17 C 12 03 25.035 -34 18 48.84 X F51
2024-05-07 07:00:19 C 12 03 24.885 -34 18 47.37 X F51