NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997ET30 ∴ Summary
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(168378) 1997ET30  ▹ 
SUMMARY
Keplerian elements at epoch
58600.0 MJD
Value 1-σ variation Units
a 2.13759 1.366e-08 au
e 0.448715 2.821e-08
i 6.815 4.943e-06 deg
Ω 23.285 2.46e-05 deg
ω 263.324 2.623e-05 deg
M 315.723 5.95e-06 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1784 au
Aphelion 3.0968 au
Asc. node-Earth separation 0.80424 au
Desc. node-Earth separation 0.62001 au
Earth MOID 0.20659 au
Orbital period 1141.52 days
Date of orbit computation   Jun 3 14:55
Observational summary
Optical observations (Discarded) 979 (3)
Radar observations (Discarded) 0 (0)
Arc length 11217 days
Unobserved 19 days

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Ephemeris at epoch 58654 MJD
Right Ascension 173.777 deg
Declination 0.24235 deg
V Magnitude 19.73 mag
Solar Elongation -86.04 deg
Galactic Latitude 57.46 deg
Rate 0.425 deg/day
Direction 123.611 deg

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