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
2019-12-05 07:44:24 S 02 10 05.810 +77 14 29.26 V C57
2019-12-05 07:44:24 s 1 -81707.360 0 +385438.82 5080.0 C57
2019-12-05 07:51:32 C 02 14 15.37 +77 09 25.6 V T08
2019-12-05 08:14:24 S 02 09 56.626 +77 14 42.47 V C57
2019-12-05 08:14:24 s 1 -82597.667 0 +385013.44 8450.0 C57
2019-12-05 10:44:24 S 02 09 17.275 +77 15 57.82 V C57
2019-12-05 10:44:24 s 1 -87022.841 0 +382764.93 9390.0 C57
2019-12-05 11:14:24 S 02 09 08.990 +77 16 12.11 V C57
2019-12-05 11:14:24 s 1 -87902.449 0 +382290.86 8020.0 C57
2019-12-05 11:44:24 S 02 09 01.670 +77 16 30.14 V C57
2019-12-05 11:44:24 s 1 -88780.194 0 +381808.65 4000.0 C57
2019-12-05 13:14:24 S 02 08 38.294 +77 17 07.12 V C57
2019-12-05 13:14:24 s 1 -91402.033 0 +380313.14 5500.0 C57
2019-12-05 15:14:24 S 02 08 04.874 +77 18 04.75 V C57
2019-12-05 15:14:24 s 1 -94870.361 0 +378204.77 7030.0 C57
2019-12-05 15:44:24 S 02 07 56.095 +77 18 16.63 V C57
2019-12-05 15:44:24 s 1 -95732.384 0 +377657.21 9800.0 C57
2019-12-05 16:44:24 S 02 07 41.374 +77 18 54.36 V C57
2019-12-05 16:44:24 s 1 -97450.191 0 +376537.45 5840.0 C57
2019-12-05 17:14:24 S 02 07 30.761 +77 19 06.13 V C57
2019-12-05 17:14:24 s 1 -98305.928 0 +375965.25 8970.0 C57
2019-12-05 22:44:24 S 02 06 04.015 +77 21 39.82 V C57
2019-12-05 22:44:24 s 1 -107572.04 6 +369125.56 500.0 C57
2019-12-06 00:44:24 S 02 05 31.716 +77 22 34.68 V C57
2019-12-06 00:44:24 s 1 -110870.63 8 +366388.83 2660.0 C57
2019-12-06 01:14:24 S 02 05 22.954 +77 22 51.82 V C57
2019-12-06 01:14:24 s 1 -111689.02 4 +365683.70 5220.0 C57
2019-12-06 01:44:24 S 02 05 16.236 +77 23 00.56 V C57
2019-12-06 01:44:24 s 1 -112504.85 2 +364970.16 3460.0 C57
2019-12-06 04:44:24 S 02 04 28.195 +77 24 23.47 V C57
2019-12-06 04:44:24 s 1 -117344.50 4 +360511.75 8440.0 C57
2019-12-06 05:14:24 S 02 04 19.858 +77 24 30.24 V C57
2019-12-06 05:14:24 s 1 -118141.62 7 +359739.02 4560.0 C57
2019-12-06 05:44:24 S 02 04 12.396 +77 24 46.58 V C57
2019-12-06 05:44:24 s 1 -118935.96 2 +358957.78 5830.0 C57
2019-12-06 08:14:24 S 02 03 30.650 +77 25 53.22 V C57
2019-12-06 08:14:24 s 1 -122864.76 7 +354923.40 6750.0 C57
2019-12-06 08:44:24 S 02 03 24.278 +77 26 10.50 V C57
2019-12-06 08:44:24 s 1 -123641.74 0 +354090.78 7350.0 C57
2019-12-06 09:14:24 S 02 03 15.151 +77 26 22.09 V C57
2019-12-06 09:14:24 s 1 -124415.71 1 +353249.55 2580.0 C57
2019-12-06 09:44:24 S 02 03 08.141 +77 26 39.62 V C57
2019-12-06 09:44:24 s 1 -125186.64 9 +352399.68 2380.0 C57
2019-12-06 13:14:24 S 02 02 11.671 +77 28 15.17 V C57
2019-12-06 13:14:24 s 1 -130495.52 4 +346207.43 2220.0 C57
2019-12-06 14:44:24 S 02 01 48.924 +77 28 48.79 V C57
2019-12-06 14:44:24 s 1 -132721.93 6 +343422.38 4220.0 C57
2019-12-06 15:44:24 S 02 01 32.100 +77 29 16.58 V C57
2019-12-06 15:44:24 s 1 -134189.24 3 +341521.57 7480.0 C57
2019-12-06 16:14:24 S 02 01 25.932 +77 29 27.38 V C57