NEODyS-2

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2021WR4  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 60600.0 MJD)
Value 1-σ variation Units
a 1.28057 8.332e-05 au
e 0.251403 5.235e-05
i 0.404 0.000129 deg
Ω 61.605 0.001669 deg
ω 39.178 0.003193 deg
M 336.003 0.06759 deg

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Other useful info
Absolute Magnitude (H)    30.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9586 au
Aphelion distance 1.6025 au
Asc. node-Earth separation 0.01821 au
Desc. node-Earth separation 0.47619 au
Earth MOID 0.00117 au
Orbital period 529.3 days
Date of orbit computation   Jul 29 13:08
Observational summary
Optical observations (Discarded) 27 (0)
Radar observations (Discarded) 0 (0)
Arc length 3 days
Unobserved 1011 days

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Ephemeris
(Epoch 60561 MJD)
Right Ascension 84.1816 deg
Declination 22.9312 deg
V Magnitude 32.14 mag
Solar Elongation 80.86 deg
Galactic Latitude -4.87 deg
Rate 1.118 deg/day
Direction 87.359 deg

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