NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2004ET21 ∴ Summary
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2004ET21  ▹ 
SUMMARY
Keplerian elements at epoch
58600.0 MJD
Value 1-σ variation Units
a 1.63251 1.78e-07 au
e 0.323867 5.6e-07
i 41.609 0.0001052 deg
Ω 171.053 1.774e-05 deg
ω 248.136 0.0001048 deg
M 167.423 0.0003816 deg

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Other useful info
Absolute Magnitude (H)    20.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1038 au
Aphelion 2.1612 au
Asc. node-Earth separation 0.66842 au
Desc. node-Earth separation 0.29776 au
Earth MOID 0.27426 au
Orbital period 761.876 days
Date of orbit computation   May 25 10:43
Observational summary
Optical observations (Discarded) 42 (0)
Radar observations (Discarded) 0 (0)
Arc length 2039 days
Unobserved 3565 days

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Ephemeris at epoch 58683 MJD
Right Ascension 229.251 deg
Declination 35.5376 deg
V Magnitude 24.72 mag
Solar Elongation -94 deg
Galactic Latitude 58 deg
Rate 0.277 deg/day
Direction 171.702 deg

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