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
2019-10-09 08:56:49 C 03 59 13.16 +49 34 07.4 U I41
2019-10-09 11:24:14 C 03 59 16.74 +49 37 06.0 U I41
2019-10-09 11:24:55 C 03 59 16.79 +49 37 06.8 U I41
2019-10-10 10:51:05 C 03 59 54.39 +50 05 35.0 U I41
2019-10-10 12:26:54 C 03 59 56.61 +50 07 31.3 U I41
2019-10-22 07:16:06 C 04 04 37.31 +56 11 11.6 U I41
2019-10-22 11:21:08 C 04 04 37.45 +56 16 42.6 U I41
2019-10-23 07:19:25 C 04 04 42.73 +56 43 37.6 U I41
2019-10-23 07:20:04 C 04 04 42.75 +56 43 38.6 U I41
2019-10-23 11:54:23 C 04 04 42.22 +56 49 49.6 U I41
2019-11-01 11:47:25 C 04 02 22.00 +61 47 17.9 V T05
2019-11-01 12:22:55 C 04 02 20.80 +61 48 08.6 V T05
2019-11-01 12:27:34 C 04 02 20.62 +61 48 15.0 V T05
2019-11-01 12:35:02 C 04 02 20.36 +61 48 24.7 V T05
2019-11-03 07:50:23 C 04 01 04.89 +62 48 34.4 U I41
2019-11-03 07:52:58 C 04 01 04.80 +62 48 37.8 U I41
2019-11-03 08:38:19 C 04 01 03.00 +62 49 41.4 U I41
2019-11-03 08:39:44 C 04 01 02.92 +62 49 43.3 U I41
2019-11-07 12:04:21 C 03 56 50.03 +65 07 22.9 V T08
2019-11-07 12:12:19 C 03 56 49.58 +65 07 32.4 V T08
2019-11-07 12:38:54 C 03 56 48.16 +65 08 09.0 V T08
2019-11-07 13:06:49 C 03 56 46.29 +65 08 46.5 V T08
2019-11-11 05:24:14 C 03 51 18.89 +67 08 46.8 U I41
2019-11-11 05:25:33 C 03 51 18.78 +67 08 48.5 U I41
2019-11-11 07:38:10 C 03 51 08.21 +67 11 48.9 U I41
2019-11-11 22:17:27 C 03 50 02.60 +67 31 21.2 V C95
2019-11-11 22:36:57 C 03 50 01.12 +67 31 47.4 V C95
2019-11-11 22:56:27 C 03 49 59.49 +67 32 14.4 V C95
2019-11-12 06:03:18 C 03 49 26.54 +67 41 43.5 U I41
2019-11-12 06:04:37 C 03 49 26.40 +67 41 45.3 U I41
2019-11-12 06:12:46 C 03 49 25.74 +67 41 56.4 U I41
2019-11-18 04:29:02 C 03 35 16.50 +70 44 10.1 U I41
2019-11-18 05:43:47 C 03 35 06.85 +70 45 43.4 U I41
2019-11-18 05:50:22 C 03 35 05.97 +70 45 51.6 U I41
2019-11-18 05:53:42 C 03 35 05.57 +70 45 55.8 U I41
2019-11-27 09:26:41 C 02 59 21.78 +74 44 54.5 V T08
2019-11-27 09:30:42 C 02 59 20.65 +74 44 58.6 V T08
2019-11-27 09:39:59 C 02 59 18.70 +74 45 06.9 V T08
2019-11-27 09:56:52 C 02 59 15.14 +74 45 22.2 V T08
2019-11-29 04:14:24 S 02 50 25.380 +75 28 53.15 V C57
2019-11-29 04:14:24 s 1 +141090.23 0 +107694.01 7230.0 C57
2019-11-29 05:44:24 S 02 50 02.287 +75 30 23.22 V C57
2019-11-29 05:44:24 s 1 +141937.77 1 +116300.55 2430.0 C57
2019-11-29 06:14:24 S 02 49 52.663 +75 30 50.44 V C57
2019-11-29 06:14:24 s 1 +142164.45 2 +119124.56 4440.0 C57
2019-11-29 06:44:24 S 02 49 44.942 +75 31 19.24 V C57
2019-11-29 06:44:24 s 1 +142364.56 7 +121926.41 5450.0 C57
2019-11-29 07:14:24 S 02 49 37.306 +75 31 50.23 V C57
2019-11-29 07:14:24 s 1 +142538.87 5 +124706.26 7640.0 C57
2019-11-29 08:53:17 C 02 49 14.16 +75 27 04.9 V T05