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
2019-12-03 10:44:24 S 02 22 30.058 +76 49 31.04 V C57
2019-12-03 10:47:02 C 02 25 51.41 +76 41 16.5 V T05
2019-12-03 11:03:14 C 02 25 47.12 +76 41 26.7 V T05
2019-12-03 11:14:24 S 02 22 22.289 +76 49 46.70 V C57
2019-12-03 11:44:24 S 02 22 12.974 +76 50 09.53 V C57
2019-12-03 12:44:24 S 02 21 56.146 +76 50 39.30 V C57
2019-12-03 13:44:24 S 02 21 39.326 +76 51 19.04 V C57
2019-12-03 17:44:24 S 02 20 32.866 +76 53 46.72 V C57
2019-12-03 17:44:24 s 1 -10543.940 0 +394218.34 4150.0 C57
2019-12-03 18:44:24 S 02 20 17.971 +76 54 17.17 V C57
2019-12-03 18:44:24 s 1 -12468.872 0 +394585.60 4390.0 C57
2019-12-03 19:14:24 S 02 20 10.270 +76 54 34.06 V C57
2019-12-03 19:14:24 s 1 -13430.988 0 +394756.92 2150.0 C57
2019-12-03 19:44:24 S 02 19 59.786 +76 54 50.47 V C57
2019-12-03 19:44:24 s 1 -14392.845 0 +394920.04 8400.0 C57
2019-12-03 20:14:24 S 02 19 53.220 +76 55 04.84 V C57
2019-12-03 20:14:24 s 1 -15354.423 0 +395074.98 3210.0 C57
2019-12-03 21:14:24 S 02 19 34.949 +76 55 44.08 V C57
2019-12-03 21:14:24 s 1 -17276.663 0 +395360.34 8690.0 C57
2019-12-04 00:14:24 S 02 18 47.006 +76 57 28.19 V C57
2019-12-04 00:14:24 s 1 -23034.648 0 +396020.75 6020.0 C57
2019-12-04 01:14:24 S 02 18 28.817 +76 58 03.65 V C57
2019-12-04 01:14:24 s 1 -24950.546 0 +396175.85 3510.0 C57
2019-12-04 04:14:24 S 02 17 39.506 +76 59 50.96 V C57
2019-12-04 04:14:24 s 1 -30685.786 0 +396446.71 7030.0 C57
2019-12-04 04:44:24 S 02 17 31.457 +77 00 06.66 V C57
2019-12-04 04:44:24 s 1 -31639.641 0 +396463.56 5400.0 C57
2019-12-04 09:14:24 S 02 16 15.550 +77 02 39.91 V C57
2019-12-04 09:14:24 s 1 -40193.783 0 +396252.37 4610.0 C57
2019-12-04 09:44:24 S 02 16 08.062 +77 02 57.41 V C57
2019-12-04 09:44:24 s 1 -41140.497 0 +396188.66 330.0 C57
2019-12-04 12:44:24 S 02 15 18.994 +77 04 33.71 V C57
2019-12-04 12:44:24 s 1 -46802.896 0 +395637.74 6770.0 C57
2019-12-04 20:44:24 S 02 13 07.411 +77 08 52.44 V C57
2019-12-04 20:44:24 s 1 -61726.644 0 +392756.80 440.0 C57
2019-12-04 21:14:24 S 02 12 59.225 +77 09 05.26 V C57
2019-12-04 21:14:24 s 1 -62649.605 0 +392508.58 1590.0 C57
2019-12-04 22:14:24 S 02 12 43.166 +77 09 40.64 V C57
2019-12-04 22:14:24 s 1 -64491.703 0 +391988.07 320.0 C57
2019-12-04 22:44:24 S 02 12 30.533 +77 09 51.55 V C57
2019-12-04 22:44:24 s 1 -65410.798 0 +391715.77 7790.0 C57
2019-12-04 23:14:24 S 02 12 25.625 +77 10 14.45 V C57
2019-12-04 23:14:24 s 1 -66328.565 0 +391435.45 3930.0 C57
2019-12-04 23:44:24 S 02 12 17.566 +77 10 25.79 V C57
2019-12-04 23:44:24 s 1 -67244.983 0 +391147.10 8700.0 C57
2019-12-05 06:44:24 S 02 10 23.014 +77 14 00.38 V C57
2019-12-05 06:44:24 s 1 -79921.649 0 +386265.30 1590.0 C57
2019-12-05 07:21:17 C 02 14 23.69 +77 09 07.9 V T08
2019-12-05 07:25:55 C 02 14 22.56 +77 09 10.9 V T08
2019-12-05 07:35:13 C 02 14 20.11 +77 09 15.5 V T08