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
2020-03-08 00:21:49 C 08 07 21.46 +49 05 07.2 q I15
2020-03-08 00:25:00 C 08 07 21.89 +49 04 55.3 q I15
2020-03-08 15:24:27 C 08 09 28.58 +48 09 23.1 q C97
2020-03-08 15:26:39 C 08 09 28.90 +48 09 14.2 q C97
2020-03-08 15:28:51 C 08 09 29.21 +48 09 07.0 q C97
2020-03-08 15:31:02 C 08 09 29.35 +48 08 58.7 q C97
2020-03-08 23:07:44 C 08 10 30.68 +47 40 24.5 V Z80
2020-03-08 23:14:23 C 08 10 31.61 +47 39 59.8 V Z80
2020-03-08 23:21:04 C 08 10 32.48 +47 39 35.0 V Z80
2020-03-10 09:22:52 C 08 15 06.05 +45 32 41.7 V T08
2020-03-10 09:26:57 C 08 15 06.55 +45 32 26.2 V T08
2020-03-10 09:34:58 C 08 15 07.52 +45 31 56.0 V T08
2020-03-10 09:49:13 C 08 15 09.28 +45 31 02.0 V T08
2020-03-11 22:01:39 C 08 19 47.46 +43 15 18.0 q K73
2020-03-11 22:18:28 C 08 19 49.37 +43 14 15.3 q K73
2020-03-12 08:20:49 C 08 21 04.72 +42 36 51.9 V T05
2020-03-12 08:26:46 C 08 21 05.40 +42 36 29.3 V T05
2020-03-12 08:35:23 C 08 21 06.40 +42 35 56.9 V T05
2020-03-12 08:50:46 C 08 21 08.15 +42 34 59.4 V T05
2020-03-12 17:58:11 C 08 22 16.83 +42 00 42.0 q K73
2020-03-12 18:14:04 C 08 22 18.72 +41 59 43.2 q K73
2020-03-12 18:22:24 C 08 22 19.69 +41 59 12.6 q K73
2020-03-12 18:30:38 C 08 22 20.61 +41 58 41.8 q K73
2020-03-12 20:04:44 C 08 22 31.15 +41 52 48.5 t L04
2020-03-12 20:08:22 C 08 22 31.58 +41 52 34.8 t L04
2020-03-12 20:12:23 C 08 22 32.04 +41 52 19.8 t L04
2020-03-14 19:25:30 C 08 28 07.51 +38 56 34.1 V 113
2020-03-14 19:27:48 C 08 28 07.76 +38 56 25.5 V 113
2020-03-14 19:30:06 C 08 28 08.01 +38 56 16.9 V 113
2020-03-14 20:13:24 C 08 28 12.36 +38 53 36.6 q L18
2020-03-14 20:17:35 C 08 28 12.84 +38 53 21.9 q L18
2020-03-14 20:21:47 C 08 28 13.33 +38 53 05.6 q L18
2020-03-14 20:25:58 C 08 28 13.71 +38 52 50.9 q L18
2020-03-14 20:30:09 C 08 28 14.25 +38 52 36.1 q L18
2020-03-14 20:34:20 C 08 28 14.72 +38 52 19.2 q L18
2020-03-14 20:38:31 C 08 28 15.11 +38 52 04.7 q L18
2020-03-14 20:42:42 C 08 28 15.62 +38 51 49.3 q L18
2020-03-14 20:46:53 C 08 28 16.00 +38 51 32.8 q L18
2020-03-14 20:51:04 C 08 28 16.51 +38 51 17.3 q L18
2020-03-14 20:55:16 C 08 28 16.90 +38 51 02.5 q L18
2020-03-14 20:59:27 C 08 28 17.43 +38 50 46.0 q L18
2020-03-15 20:28:18 C 08 30 57.82 +37 24 13.1 V 130
2020-03-15 20:29:16 C 08 30 57.72 +37 24 12.1 q K73
2020-03-15 20:32:35 C 08 30 58.29 +37 23 57.8 V 130
2020-03-15 20:36:14 C 08 30 58.49 +37 23 46.1 q K73
2020-03-15 20:37:36 C 08 30 58.80 +37 23 39.0 V 130
2020-03-15 20:41:53 C 08 30 59.26 +37 23 23.4 V 130
2020-03-15 21:04:25 C 08 31 01.46 +37 22 02.0 q K73
2020-03-15 21:11:34 C 08 31 02.25 +37 21 34.6 q K73
2020-03-15 22:50:32 C 08 31 12.86 +37 15 29.6 V 160