AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997WQ7 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(16830) 1997WQ7  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 16830.eq0)
Keplerian elements at epoch
57442.7 MJD
Value 1-σ variation Units
a 2.18935 5.207e-09 au
e 0.124844 3.002e-08
i 1.6 3.212e-06 deg
Ω 259.116 0.0001112 deg
ω 80.833 0.0001119 deg
M 294.257 1.338e-05 deg
Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.916 au
Aphelion 2.4627 au
Asc. node-Earth separation 1.09882 au
Desc. node-Earth separation 1.21502 au
Earth MOID 0.90899 au
Orbital period 1183.24 days
Date of orbit computation  apr 23 19:49
Correlation matrix
1.00000000-0.055870300.00249446-0.004980640.01668264-0.10203949
-0.055870301.000000000.000837170.00527294-0.020961310.09482478
0.002494460.000837171.000000000.09617303-0.09567059-0.00104098
-0.004980640.005272940.096173031.00000000-0.99280367-0.00302751
0.01668264-0.02096131-0.09567059-0.992803671.00000000-0.11478093
-0.102039490.09482478-0.00104098-0.00302751-0.114780931.00000000
Covariance matrix
2.71165504E-17-8.73364969E-184.17165373E-17-2.88292591E-159.72045317E-15-7.10853805E-15
-8.73364969E-189.01145863E-168.07094045E-171.75946929E-14-7.04077541E-143.80815107E-14
4.17165373E-178.07094045E-171.03140654E-113.43320437E-11-3.43793697E-11-4.47250988E-14
-2.88292591E-151.75946929E-143.43320437E-111.23555722E-08-1.23480773E-08-4.50206381E-12
9.72045317E-15-7.04077541E-14-3.43793697E-11-1.23480773E-081.25201367E-08-1.71818159E-10
-7.10853805E-153.80815107E-14-4.47250988E-14-4.50206381E-12-1.71818159E-101.78973850E-10