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AstDyS ∴ Objects ∴ Tana ∴ Summary
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(1641) Tana  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.02138 1.414e-08 au
e 0.099186 4.542e-08
i 9.318 5.343e-06 deg
Ω 331.442 2.465e-05 deg
ω 359.649 3.192e-05 deg
M 295.762 2.206e-05 deg

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Other useful info
Absolute Magnitude (H)    10.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7217 au
Aphelion 3.3211 au
Asc. node-Earth separation 1.71053 au
Desc. node-Earth separation 2.33074 au
Earth MOID 1.71011 au
Orbital period 1918.26 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 2042 (22)
Radar observations (Discarded) 0 (0)
Arc length 39806.3 days
Unobserved 62 days

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Ephemeris at epoch 58440 MJD
Right Ascension 255.251 deg
Declination -29.3339 deg
V Magnitude 16.23 mag
Solar Elongation -22.68 deg
Galactic Latitude 7.83 deg
Rate 0.401 deg/day
Direction 93.137 deg

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