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AstDyS ∴ Objects ∴ Porthan ∴ Orbital info ∴ Epoch epochXXX
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(2333) Porthan  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2333.eq0)
Keplerian elements at epoch
58320.1 MJD
Value 1-σ variation Units
a 2.64456 6.938e-09 au
e 0.137414 1.735e-08
i 11.943 2.369e-06 deg
Ω 39.933 9.206e-06 deg
ω 99.415 1.254e-05 deg
M 208.616 8.659e-06 deg
Other useful info
Absolute Magnitude (H)    12.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2812 au
Aphelion 3.008 au
Asc. node-Earth separation 1.66268 au
Desc. node-Earth separation 1.52999 au
Earth MOID 1.32972 au
Orbital period 1570.83 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.000000000.240620730.014718600.008049250.08062366-0.12745370
0.240620731.00000000-0.001847680.00169120-0.02335557-0.00223467
0.01471860-0.001847681.000000000.07464078-0.04586657-0.01053942
0.008049250.001691200.074640781.00000000-0.70980661-0.01053031
0.08062366-0.02335557-0.04586657-0.709806611.00000000-0.68621875
-0.12745370-0.00223467-0.01053942-0.01053031-0.686218751.00000000
Covariance matrix
4.81298361E-172.89629632E-172.41927724E-165.14061830E-167.01484761E-15-7.65630548E-15
2.89629632E-173.01027053E-16-7.59522745E-172.70116108E-16-5.08208322E-15-3.35718587E-16
2.41927724E-16-7.59522745E-175.61336947E-121.62794804E-12-1.36287693E-12-2.16216101E-13
5.14061830E-162.70116108E-161.62794804E-128.47432407E-11-8.19485240E-11-8.39369561E-13
7.01484761E-15-5.08208322E-15-1.36287693E-12-8.19485240E-111.57288555E-10-7.45196395E-11
-7.65630548E-15-3.35718587E-16-2.16216101E-13-8.39369561E-13-7.45196395E-117.49754719E-11