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AstDyS ∴ Objects ∴ Alphonsina ∴ Orbital info ∴ Epoch epochXXX
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(925) Alphonsina  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 925.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69961 4.847e-09 au
e 0.081221 2.426e-08
i 21.101 2.834e-06 deg
Ω 299.51 4.142e-06 deg
ω 201.486 1.403e-05 deg
M 153.012 1.295e-05 deg
Other useful info
Absolute Magnitude (H)    8.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4803 au
Aphelion 2.9189 au
Asc. node-Earth separation 1.88523 au
Desc. node-Earth separation 1.50992 au
Earth MOID 1.50271 au
Orbital period 1620.13 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.00000000-0.01775789-0.00066631-0.00432962-0.260442260.19125429
-0.017757891.00000000-0.01134242-0.08594505-0.468764210.56998389
-0.00066631-0.011342421.00000000-0.517179910.16436897-0.02247583
-0.00432962-0.08594505-0.517179911.00000000-0.21954191-0.06096931
-0.26044226-0.468764210.16436897-0.219541911.00000000-0.95199824
0.191254290.56998389-0.02247583-0.06096931-0.951998241.00000000
Covariance matrix
2.34942368E-17-2.08840679E-18-9.15388119E-18-8.69156205E-17-1.77166073E-141.20012753E-14
-2.08840679E-185.88688964E-16-7.80004861E-16-8.63636707E-15-1.59619457E-131.79036293E-13
-9.15388119E-18-7.80004861E-168.03335582E-12-6.07096105E-126.53817854E-12-8.24707208E-13
-8.69156205E-17-8.63636707E-15-6.07096105E-121.71527832E-11-1.27606611E-11-3.26899418E-12
-1.77166073E-14-1.59619457E-136.53817854E-12-1.27606611E-111.96959473E-10-1.72965756E-10
1.20012753E-141.79036293E-13-8.24707208E-13-3.26899418E-12-1.72965756E-101.67598874E-10