NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997ET30 ∴ Summary
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(168378) 1997ET30  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.13751 1.578e-08 au
e 0.448637 2.823e-08
i 6.815 5.109e-06 deg
Ω 23.286 2.674e-05 deg
ω 263.324 2.92e-05 deg
M 252.636 5.772e-06 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1785 au
Aphelion 3.0965 au
Asc. node-Earth separation 0.80424 au
Desc. node-Earth separation 0.61828 au
Earth MOID 0.20623 au
Orbital period 1141.46 days
Date of orbit computation   Oct 1 16:38
Observational summary
Optical observations (Discarded) 836 (2)
Radar observations (Discarded) 0 (0)
Arc length 10694 days
Unobserved 327 days

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Ephemeris at epoch 58440 MJD
Right Ascension 171.505 deg
Declination 9.29639 deg
V Magnitude 22.28 mag
Solar Elongation 66.9 deg
Galactic Latitude 63.08 deg
Rate 0.33 deg/day
Direction 111.368 deg

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