NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997ET30 ∴ Summary
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(168378) 1997ET30  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 2.1381 1.619e-08 au
e 0.448237 2.843e-08
i 6.815 5.205e-06 deg
Ω 23.298 2.696e-05 deg
ω 263.316 2.97e-05 deg
M 63.454 5.754e-06 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1797 au
Aphelion 3.0965 au
Asc. node-Earth separation 0.80681 au
Desc. node-Earth separation 0.62102 au
Earth MOID 0.20833 au
Orbital period 1141.94 days
Date of orbit computation   Jan 23 11:44
Observational summary
Optical observations (Discarded) 825 (2)
Radar observations (Discarded) 0 (0)
Arc length 10342 days
Unobserved 80 days

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Ephemeris at epoch 57840 MJD
Right Ascension 36.2301 deg
Declination 17.0253 deg
V Magnitude 22.03 mag
Solar Elongation -32.28 deg
Galactic Latitude -40.37 deg
Rate 0.459 deg/day
Direction 69.522 deg

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