AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011HW21 ∴ Orbital info ∴ Epoch epochXXX
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(389607) 2011HW21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 389607.eq0)
Keplerian elements at epoch
57703.3 MJD
Value 1-σ variation Units
a 2.35736 1.798e-08 au
e 0.102431 6.126e-08
i 10.839 7.418e-06 deg
Ω 61.193 3.215e-05 deg
ω 202.161 4.731e-05 deg
M 153.481 3.416e-05 deg
Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1159 au
Aphelion 2.5988 au
Asc. node-Earth separation 1.58977 au
Desc. node-Earth separation 1.11945 au
Earth MOID 1.10558 au
Orbital period 1322.02 days
Date of orbit computation  Jun 5 02:00
Correlation matrix
1.000000000.21626243-0.00585319-0.007157980.01923396-0.03389192
0.216262431.00000000-0.01627527-0.01276393-0.170072210.20803791
-0.00585319-0.016275271.00000000-0.199532720.130143770.00788335
-0.00715798-0.01276393-0.199532721.00000000-0.65123002-0.01781818
0.01923396-0.170072210.13014377-0.651230021.00000000-0.73993523
-0.033891920.208037910.00788335-0.01781818-0.739935231.00000000
Covariance matrix
3.23203655E-162.38159310E-16-7.80626670E-16-4.13769603E-151.63579885E-14-2.08120859E-14
2.38159310E-163.75229254E-15-7.39586993E-15-2.51398526E-14-4.92838536E-134.35283367E-13
-7.80626670E-16-7.39586993E-155.50333176E-11-4.75945263E-114.56729634E-111.99758322E-12
-4.13769603E-15-2.51398526E-14-4.75945263E-111.03385606E-09-9.90575127E-10-1.95692688E-11
1.63579885E-14-4.92838536E-134.56729634E-11-9.90575127E-102.23792711E-09-1.19563310E-09
-2.08120859E-144.35283367E-131.99758322E-12-1.95692688E-11-1.19563310E-091.16670888E-09