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AstDyS ∴ Objects ∴ Porthan ∴ Orbital info ∴ Epoch epochXXX
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(2333) Porthan  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2333.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.64663 7.179e-09 au
e 0.133611 1.727e-08
i 11.947 2.371e-06 deg
Ω 39.86 9.187e-06 deg
ω 99.467 1.274e-05 deg
M 324.836 9.408e-06 deg
Other useful info
Absolute Magnitude (H)    12.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.293 au
Aphelion 3.0003 au
Asc. node-Earth separation 1.66643 au
Desc. node-Earth separation 1.53599 au
Earth MOID 1.3416 au
Orbital period 1572.68 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.000000000.285348320.00090170-0.001411170.09335070-0.33061337
0.285348321.000000000.000731260.00291474-0.03828118-0.03284913
0.000901700.000731261.000000000.07647028-0.04640427-0.01123444
-0.001411170.002914740.076470281.00000000-0.69717893-0.01089758
0.09335070-0.03828118-0.04640427-0.697178931.00000000-0.68471394
-0.33061337-0.03284913-0.01123444-0.01089758-0.684713941.00000000
Covariance matrix
5.15335119E-173.53851242E-171.53495012E-17-9.30694692E-178.53919389E-15-2.23293372E-14
3.53851242E-172.98401547E-162.99545746E-174.62578235E-16-8.42636613E-15-5.33869284E-15
1.53495012E-172.99545746E-175.62312946E-121.66596616E-12-1.40217249E-12-2.50640293E-13
-9.30694692E-174.62578235E-161.66596616E-128.44051390E-11-8.16174690E-11-9.41943738E-13
8.53919389E-15-8.42636613E-15-1.40217249E-12-8.16174690E-111.62371141E-10-8.20869558E-11
-2.23293372E-14-5.33869284E-15-2.50640293E-13-9.41943738E-13-8.20869558E-118.85158636E-11