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AstDyS ∴ Objects ∴ 1999VD21 ∴ Orbital info ∴ Epoch epochXXX
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(181972) 1999VD21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 181972.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32597 9.731e-09 au
e 0.157539 3.509e-08
i 1.883 7.074e-06 deg
Ω 176.402 0.0001203 deg
ω 295.475 0.0001229 deg
M 264.67 2.689e-05 deg
Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9595 au
Aphelion 2.6924 au
Asc. node-Earth separation 1.12944 au
Desc. node-Earth separation 1.42918 au
Earth MOID 0.97746 au
Orbital period 1295.7 days
Date of orbit computation  apr 23 20:27
Correlation matrix
1.000000000.150745430.011905200.009936530.05836532-0.47892539
0.150745431.00000000-0.00118080-0.000248830.06536024-0.32448938
0.01190520-0.001180801.000000000.29947642-0.29006978-0.01384345
0.00993653-0.000248830.299476421.00000000-0.97666407-0.00960964
0.058365320.06536024-0.29006978-0.976664071.00000000-0.20022635
-0.47892539-0.32448938-0.01384345-0.00960964-0.200226351.00000000
Covariance matrix
9.46877431E-175.14670404E-178.19454282E-161.16295863E-146.98009087E-14-1.25296082E-13
5.14670404E-171.23105175E-15-2.93059938E-16-1.05008085E-152.81845488E-13-3.06098636E-13
8.19454282E-16-2.93059938E-165.00359583E-112.54792410E-10-2.52175492E-10-2.63274199E-12
1.16295863E-14-1.05008085E-152.54792410E-101.44665674E-08-1.44373420E-08-3.10750971E-11
6.98009087E-142.81845488E-13-2.52175492E-10-1.44373420E-081.51049251E-08-6.61611839E-10
-1.25296082E-13-3.06098636E-13-2.63274199E-12-3.10750971E-11-6.61611839E-107.22845531E-10