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
2019-12-08 23:44:24 s 1 -181051.47 3 +171450.33 2740.0 C57
2019-12-09 00:44:24 S 01 47 32.112 +77 50 29.44 V C57
2019-12-09 00:44:24 s 1 -180859.39 3 +167088.02 610.0 C57
2019-12-09 07:44:24 S 01 45 58.094 +77 52 50.41 V C57
2019-12-09 07:44:24 s 1 -177697.51 5 +134959.31 9820.0 C57
2019-12-09 07:54:05 C 01 48 23.74 +77 56 25.7 V T08
2019-12-09 08:44:20 C 01 48 08.98 +77 56 44.1 V T08
2019-12-09 08:48:22 C 01 48 07.95 +77 56 46.3 V T08
2019-12-09 08:56:53 C 01 48 05.16 +77 56 48.9 V T08
2019-12-12 01:14:24 S 01 30 28.416 +78 24 31.28 V C57
2019-12-12 01:14:24 s 1 +137602.42 4 +79063.372 7670.0 C57
2019-12-12 02:14:24 S 01 30 08.436 +78 24 49.39 V C57
2019-12-12 02:14:24 s 1 +138842.87 8 +85287.148 230.0 C57
2019-12-12 05:14:24 S 01 29 06.034 +78 26 08.41 V C57
2019-12-12 05:14:24 s 1 +141682.99 6 +103399.78 4000.0 C57
2019-12-12 05:44:24 S 01 28 59.102 +78 26 16.55 V C57
2019-12-12 05:44:24 s 1 +142039.78 3 +106337.98 8920.0 C57
2019-12-12 06:14:24 S 01 28 47.839 +78 26 28.57 V C57
2019-12-12 06:14:24 s 1 +142365.97 6 +109253.46 8840.0 C57
2019-12-12 06:44:24 S 01 28 38.561 +78 26 32.68 V C57
2019-12-12 06:44:24 s 1 +142662.49 7 +112146.38 6180.0 C57
2019-12-12 07:44:24 S 01 28 16.742 +78 27 00.94 V C57
2019-12-12 07:44:24 s 1 +143170.01 2 +117865.06 2350.0 C57
2019-12-12 08:14:24 S 01 28 08.362 +78 27 13.79 V C57
2019-12-12 08:14:24 s 1 +143382.66 2 +120691.14 5580.0 C57
2019-12-12 08:44:24 S 01 27 56.849 +78 27 26.46 V C57
2019-12-12 08:44:24 s 1 +143568.95 7 +123495.26 5010.0 C57
2019-12-12 09:44:24 S 01 27 37.406 +78 27 39.02 V C57
2019-12-12 09:44:24 s 1 +143865.44 0 +129038.25 370.0 C57
2019-12-12 10:14:24 S 01 27 28.154 +78 27 53.21 V C57
2019-12-12 10:14:24 s 1 +143977.03 5 +131777.46 70.0 C57
2019-12-12 10:44:24 S 01 27 16.879 +78 28 05.59 V C57
2019-12-12 10:44:24 s 1 +144065.09 2 +134495.36 3510.0 C57
2019-12-12 11:44:24 S 01 26 56.153 +78 28 23.77 V C57
2019-12-12 11:44:24 s 1 +144173.12 0 +139867.96 8370.0 C57
2019-12-12 12:44:24 S 01 26 36.574 +78 28 47.42 V C57
2019-12-12 12:44:24 s 1 +144194.34 2 +145157.40 7950.0 C57
2019-12-12 13:14:24 S 01 26 27.490 +78 28 58.58 V C57
2019-12-12 13:14:24 s 1 +144173.81 1 +147771.37 4560.0 C57
2019-12-12 13:44:24 S 01 26 17.976 +78 29 10.75 V C57
2019-12-12 13:44:24 s 1 +144133.22 8 +150365.06 4310.0 C57
2019-12-12 14:14:24 S 01 26 07.428 +78 29 20.76 V C57
2019-12-12 14:14:24 s 1 +144073.10 3 +152938.66 8600.0 C57
2019-12-12 14:44:24 S 01 25 55.855 +78 29 29.98 V C57
2019-12-12 14:44:24 s 1 +143993.92 7 +155492.32 8740.0 C57
2019-12-12 15:14:24 S 01 25 46.860 +78 29 42.68 V C57
2019-12-12 15:14:24 s 1 +143896.17 3 +158026.21 6040.0 C57
2019-12-12 15:44:24 S 01 25 37.104 +78 29 46.18 V C57
2019-12-12 15:44:24 s 1 +143780.30 0 +160540.51 1750.0 C57
2019-12-12 16:14:24 S 01 25 26.873 +78 29 59.32 V C57