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
2019-12-13 13:44:24 s 1 +125662.18 3 +254005.34 7610.0 C57
2019-12-13 14:14:24 S 01 18 21.449 +78 35 51.72 V C57
2019-12-13 14:14:24 s 1 +125034.52 0 +255782.74 5180.0 C57
2019-12-13 14:44:24 S 01 18 10.087 +78 35 57.98 V C57
2019-12-13 14:44:24 s 1 +124399.84 0 +257546.33 2110.0 C57
2019-12-13 15:14:24 S 01 18 00.830 +78 36 05.76 V C57
2019-12-13 15:14:24 s 1 +123758.26 5 +259296.20 8740.0 C57
2019-12-13 16:14:24 S 01 17 41.273 +78 36 18.04 V C57
2019-12-13 16:14:24 s 1 +122454.91 6 +262755.13 2420.0 C57
2019-12-13 17:14:24 S 01 17 22.920 +78 36 33.48 V C57
2019-12-13 17:14:24 s 1 +121125.41 0 +266160.19 8830.0 C57
2019-12-13 18:44:24 S 01 16 55.762 +78 36 54.07 V C57
2019-12-13 18:44:24 s 1 +119084.06 5 +271168.21 3950.0 C57
2019-12-13 19:14:24 S 01 16 46.980 +78 36 56.02 V C57
2019-12-13 19:14:24 s 1 +118391.49 1 +272811.31 9630.0 C57
2019-12-13 20:44:24 S 01 16 18.792 +78 37 14.74 V C57
2019-12-13 20:44:24 s 1 +116278.82 4 +277662.94 2550.0 C57
2019-12-13 21:14:24 S 01 16 07.942 +78 37 18.66 V C57
2019-12-13 21:14:24 s 1 +115563.28 3 +279254.51 9710.0 C57
2019-12-14 05:14:24 S 01 13 40.783 +78 39 02.16 V C57
2019-12-14 05:14:24 s 1 +103426.11 3 +303037.93 3160.0 C57
2019-12-14 06:14:24 S 01 13 22.241 +78 38 56.69 V C57
2019-12-14 06:14:24 s 1 +101827.08 2 +305795.50 6480.0 C57
2019-12-14 06:44:24 S 01 13 12.989 +78 39 10.40 V C57
2019-12-14 06:44:24 s 1 +101021.44 7 +307156.89 9090.0 C57
2019-12-14 07:14:24 S 01 13 04.620 +78 39 14.44 V C57
2019-12-14 07:14:24 s 1 +100211.82 5 +308506.78 9240.0 C57
2019-12-14 07:44:24 S 01 12 54.766 +78 39 18.58 V C57
2019-12-14 07:44:24 s 1 +99398.282 0 +309845.20 7090.0 C57
2019-12-14 09:44:24 S 01 12 21.343 +78 39 43.92 V C57
2019-12-14 09:44:24 s 1 +96106.195 0 +315085.31 8940.0 C57
2019-12-14 11:14:24 S 01 11 52.354 +78 39 55.04 V C57
2019-12-14 11:14:24 s 1 +93599.078 0 +318897.58 1800.0 C57
2019-12-14 11:44:24 S 01 11 43.714 +78 40 01.06 V C57
2019-12-14 11:44:24 s 1 +92756.447 0 +320146.17 7190.0 C57
2019-12-14 12:44:24 S 01 11 26.434 +78 40 05.02 V C57
2019-12-14 12:44:24 s 1 +91061.148 0 +322610.37 5520.0 C57
2019-12-14 13:14:24 S 01 11 17.582 +78 40 12.50 V C57
2019-12-14 13:14:24 s 1 +90208.593 0 +323826.08 8740.0 C57
2019-12-14 14:14:24 S 01 10 59.254 +78 40 21.72 V C57
2019-12-14 14:14:24 s 1 +88493.951 0 +326224.95 4030.0 C57
2019-12-14 14:44:24 S 01 10 50.952 +78 40 27.66 V C57
2019-12-14 14:44:24 s 1 +87631.972 0 +327408.20 6350.0 C57
2019-12-14 15:44:24 S 01 10 32.102 +78 40 31.69 V C57
2019-12-14 15:44:24 s 1 +85898.965 0 +329742.56 1050.0 C57
2019-12-14 16:14:24 S 01 10 23.246 +78 40 50.88 V C57
2019-12-14 16:14:24 s 1 +85028.041 0 +330893.75 3680.0 C57
2019-12-14 16:44:24 S 01 10 15.526 +78 40 42.56 V C57
2019-12-14 16:44:24 s 1 +84154.239 0 +332034.35 6680.0 C57
2019-12-14 17:14:24 S 01 10 05.095 +78 40 48.11 V C57