NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2004ET21 ∴ Summary
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2004ET21  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.63254 1.799e-07 au
e 0.32383 5.61e-07
i 41.614 0.0001052 deg
Ω 171.062 1.775e-05 deg
ω 248.138 0.0001049 deg
M 149.356 0.0003215 deg

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Other useful info
Absolute Magnitude (H)    20.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1039 au
Aphelion 2.1612 au
Asc. node-Earth separation 0.66809 au
Desc. node-Earth separation 0.29912 au
Earth MOID 0.27548 au
Orbital period 761.894 days
Date of orbit computation   May 15 16:04
Observational summary
Optical observations (Discarded) 42 (0)
Radar observations (Discarded) 0 (0)
Arc length 2039 days
Unobserved 2809 days

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Ephemeris at epoch 57927 MJD
Right Ascension 244.718 deg
Declination 43.7038 deg
V Magnitude 24.37 mag
Solar Elongation -108.47 deg
Galactic Latitude 45.43 deg
Rate 0.251 deg/day
Direction -122.192 deg

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