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AstDyS ∴ Objects ∴ Portule ∴ Orbital info ∴ Epoch epochXXX
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(7900) Portule  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 7900.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26744 5.184e-09 au
e 0.138305 1.627e-08
i 4.24 2.717e-06 deg
Ω 41.528 4.133e-05 deg
ω 230.495 4.406e-05 deg
M 337.925 1.507e-05 deg
Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9538 au
Aphelion 2.581 au
Asc. node-Earth separation 1.44738 au
Desc. node-Earth separation 1.0365 au
Earth MOID 0.94086 au
Orbital period 1247.1 days
Date of orbit computation  apr 23 19:47
Correlation matrix
1.000000000.28211955-0.003126060.001935840.06449167-0.32225270
0.282119551.00000000-0.00033673-0.004457280.09712287-0.32663459
-0.00312606-0.000336731.00000000-0.655689310.61546638-0.00546120
0.00193584-0.00445728-0.655689311.00000000-0.942089490.01981126
0.064491670.097122870.61546638-0.942089491.00000000-0.34921975
-0.32225270-0.32663459-0.005461200.01981126-0.349219751.00000000
Covariance matrix
2.68689029E-172.37893929E-17-4.40288118E-174.14774281E-161.47300133E-14-2.51800409E-14
2.37893929E-172.64636913E-16-1.48840626E-17-2.99717057E-156.96179631E-14-8.00981142E-14
-4.40288118E-17-1.48840626E-177.38295444E-12-7.36427150E-117.36875308E-11-2.23685485E-13
4.14774281E-16-2.99717057E-15-7.36427150E-111.70857161E-09-1.71586583E-091.23442170E-11
1.47300133E-146.96179631E-147.36875308E-11-1.71586583E-091.94155255E-09-2.31957424E-10
-2.51800409E-14-8.00981142E-14-2.23685485E-131.23442170E-11-2.31957424E-102.27232167E-10