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AstDyS ∴ Objects ∴ Porvoo ∴ Orbital info ∴ Epoch epochXXX
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(1757) Porvoo  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1757.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35201 4.499e-09 au
e 0.125763 2.658e-08
i 3.974 2.74e-06 deg
Ω 39.387 3.692e-05 deg
ω 148.958 3.812e-05 deg
M 199.638 9.728e-06 deg
Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0562 au
Aphelion 2.6478 au
Asc. node-Earth separation 1.60292 au
Desc. node-Earth separation 1.08227 au
Earth MOID 1.05808 au
Orbital period 1317.52 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.000000000.006329690.00066529-0.01135119-0.01402438-0.10871933
0.006329691.00000000-0.00679925-0.001268070.004655490.00803165
0.00066529-0.006799251.00000000-0.151528170.145456470.00571559
-0.01135119-0.00126807-0.151528171.00000000-0.96440661-0.00182397
-0.014024380.004655490.14545647-0.964406611.00000000-0.25188181
-0.108719330.008031650.00571559-0.00182397-0.251881811.00000000
Covariance matrix
2.02396171E-177.56765985E-198.20196013E-18-1.88545878E-15-2.40489274E-15-4.75783439E-15
7.56765985E-197.06246494E-16-4.95161814E-16-1.24421710E-154.71579181E-152.07627353E-15
8.20196013E-18-4.95161814E-167.50958590E-12-1.53311837E-111.51932908E-111.52359756E-13
-1.88545878E-15-1.24421710E-15-1.53311837E-111.36316570E-09-1.35720456E-09-6.55077860E-13
-2.40489274E-154.71579181E-151.51932908E-11-1.35720456E-091.45285280E-09-9.33918593E-11
-4.75783439E-152.07627353E-151.52359756E-13-6.55077860E-13-9.33918593E-119.46243311E-11