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
2019-12-12 16:14:24 s 1 +143646.74 8 +163035.38 7080.0 C57
2019-12-12 17:14:24 S 01 25 06.442 +78 30 21.31 V C57
2019-12-12 17:14:24 s 1 +143328.30 2 +167967.49 1210.0 C57
2019-12-12 17:44:24 S 01 24 57.206 +78 30 24.26 V C57
2019-12-12 17:44:24 s 1 +143144.21 9 +170405.05 2250.0 C57
2019-12-12 18:14:24 S 01 24 46.207 +78 30 39.60 V C57
2019-12-12 18:14:24 s 1 +142944.07 9 +172823.83 7360.0 C57
2019-12-12 18:44:24 S 01 24 35.717 +78 30 44.35 V C57
2019-12-12 18:44:24 s 1 +142728.25 7 +175223.99 7590.0 C57
2019-12-12 19:14:24 S 01 24 26.472 +78 30 50.98 V C57
2019-12-12 19:14:24 s 1 +142497.11 3 +177605.69 3910.0 C57
2019-12-12 19:44:24 S 01 24 16.522 +78 31 03.36 V C57
2019-12-12 19:44:24 s 1 +142250.99 7 +179969.08 7300.0 C57
2019-12-13 01:14:24 S 01 22 29.258 +78 32 38.26 V C57
2019-12-13 01:14:24 s 1 +138645.17 6 +204800.32 750.0 C57
2019-12-13 02:14:24 S 01 22 10.044 +78 32 55.93 V C57
2019-12-13 02:14:24 s 1 +137829.57 2 +209093.96 6250.0 C57
2019-12-13 04:14:24 S 01 21 32.160 +78 33 17.17 V C57
2019-12-13 04:14:24 s 1 +136067.35 5 +217486.09 8070.0 C57
2019-12-13 05:14:24 S 01 21 12.034 +78 33 39.20 V C57
2019-12-13 05:14:24 s 1 +135124.16 7 +221586.54 4030.0 C57
2019-12-13 05:44:24 S 01 21 02.686 +78 33 50.15 V C57
2019-12-13 05:44:24 s 1 +134637.75 9 +223613.29 4010.0 C57
2019-12-13 06:14:24 S 01 20 54.108 +78 33 59.65 V C57
2019-12-13 06:14:24 s 1 +134141.72 8 +225624.53 6040.0 C57
2019-12-13 06:44:24 S 01 20 43.829 +78 34 10.81 V C57
2019-12-13 06:44:24 s 1 +133636.26 0 +227620.37 640.0 C57
2019-12-13 07:14:24 S 01 20 33.600 +78 34 12.94 V C57
2019-12-13 07:14:24 s 1 +133121.53 6 +229600.94 8330.0 C57
2019-12-13 08:14:24 S 01 20 14.138 +78 34 25.39 V C57
2019-12-13 08:14:24 s 1 +132065.01 6 +233516.67 4890.0 C57
2019-12-13 08:44:24 S 01 20 04.603 +78 34 37.96 V C57
2019-12-13 08:44:24 s 1 +131523.55 9 +235452.04 4730.0 C57
2019-12-13 09:14:24 S 01 19 54.557 +78 34 39.83 V C57
2019-12-13 09:14:24 s 1 +130973.52 2 +237372.56 9550.0 C57
2019-12-13 09:44:24 S 01 19 45.775 +78 34 46.27 V C57
2019-12-13 09:44:24 s 1 +130415.06 5 +239278.34 9800.0 C57
2019-12-13 10:14:24 S 01 19 33.948 +78 35 01.57 V C57
2019-12-13 10:14:24 s 1 +129848.34 2 +241169.46 5920.0 C57
2019-12-13 10:44:24 S 01 19 27.377 +78 35 09.92 V C57
2019-12-13 10:44:24 s 1 +129273.50 7 +243046.03 8340.0 C57
2019-12-13 11:14:24 S 01 19 18.612 +78 35 12.48 V C57
2019-12-13 11:14:24 s 1 +128690.70 7 +244908.16 7470.0 C57
2019-12-13 12:14:24 S 01 18 59.501 +78 35 27.78 V C57
2019-12-13 12:14:24 s 1 +127501.78 7 +248589.44 7460.0 C57
2019-12-13 12:44:24 S 01 18 48.535 +78 35 33.04 V C57
2019-12-13 12:44:24 s 1 +126895.94 7 +250408.78 9110.0 C57
2019-12-13 13:14:24 S 01 18 38.429 +78 35 44.59 V C57
2019-12-13 13:14:24 s 1 +126282.70 2 +252214.05 9040.0 C57
2019-12-13 13:44:24 S 01 18 28.207 +78 35 48.84 V C57