NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2004ET21 ∴ Summary
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2004ET21  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.63238 1.787e-07 au
e 0.323975 5.606e-07
i 41.613 0.0001052 deg
Ω 171.059 1.776e-05 deg
ω 248.137 0.0001048 deg
M 243.876 0.0003365 deg

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Other useful info
Absolute Magnitude (H)    20.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1035 au
Aphelion 2.1612 au
Asc. node-Earth separation 0.66946 au
Desc. node-Earth separation 0.29785 au
Earth MOID 0.27434 au
Orbital period 761.779 days
Date of orbit computation   Jul 10 18:03
Observational summary
Optical observations (Discarded) 42 (0)
Radar observations (Discarded) 0 (0)
Arc length 2039 days
Unobserved 2864 days

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Ephemeris at epoch 57982 MJD
Right Ascension 242.257 deg
Declination 28.4692 deg
V Magnitude 24.62 mag
Solar Elongation -88.65 deg
Galactic Latitude 46.6 deg
Rate 0.385 deg/day
Direction 154.905 deg

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