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AstDyS ∴ Objects ∴ Phthia ∴ Orbital info ∴ Epoch epochXXX
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(189) Phthia  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 189.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.44991 4.041e-09 au
e 0.036011 2.746e-08
i 5.176 2.09e-06 deg
Ω 203.341 3.299e-05 deg
ω 169.696 5.077e-05 deg
M 334.744 3.976e-05 deg
Other useful info
Absolute Magnitude (H)    9.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3617 au
Aphelion 2.5381 au
Asc. node-Earth separation 1.53382 au
Desc. node-Earth separation 1.36702 au
Earth MOID 1.36171 au
Orbital period 1400.63 days
Date of orbit computation  apr 23 19:45
Correlation matrix
1.000000000.20643744-0.004678830.023197100.17930793-0.30215039
0.206437441.000000000.004491100.00630854-0.216491760.23418081
-0.004678830.004491101.00000000-0.360752870.225311290.01097867
0.023197100.00630854-0.360752871.00000000-0.64319786-0.00602849
0.17930793-0.216491760.22531129-0.643197861.00000000-0.75974914
-0.302150390.234180810.01097867-0.00602849-0.759749141.00000000
Covariance matrix
1.63264466E-172.29075413E-17-3.95063759E-173.09240866E-153.67839667E-14-4.85475118E-14
2.29075413E-177.54203207E-162.57739374E-165.71597499E-15-3.01855284E-132.55736946E-13
-3.95063759E-172.57739374E-164.36684486E-12-2.48720147E-112.39045215E-119.12287356E-13
3.09240866E-155.71597499E-15-2.48720147E-111.08851538E-09-1.07739536E-09-7.90903830E-12
3.67839667E-14-3.01855284E-132.39045215E-11-1.07739536E-092.57766484E-09-1.53384481E-09
-4.85475118E-142.55736946E-139.12287356E-13-7.90903830E-12-1.53384481E-091.58123334E-09