NEODyS-2

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NEODyS ∴ Objects ∴ Apophis ∴ Summary
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(99942) Apophis  ▹ 
SUMMARY

WARNING: This object is currently included in the Risk list

Keplerian elements at epoch
57600.0 MJD
Value 1-σ variation Units
a 0.922615 2.254e-10 au
e 0.191541 3.75e-09
i 3.337 4.085e-07 deg
Ω 204.062 2.169e-05 deg
ω 126.68 2.107e-05 deg
M 130.994 2.761e-06 deg

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Other useful info
Absolute Magnitude (H)    18.9 mag
Slope parameter (G)    0.15 mag
Perihelion 0.7459 au
Aphelion 1.0993 au
Asc. node-Earth separation -0.00014 au
Desc. node-Earth separation -0.1997 au
Earth MOID 4e-05 au
Orbital period 323.69 days
Date of orbit computation   May 27 15:20
Observational summary
Optical observations (Discarded) 4469 (31)
Radar observations (Discarded) 20 (0)
Arc length 3946 days
Unobserved 512 days

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Ephemeris at epoch 57537 MJD
Right Ascension 58.9392 deg
Declination 19.6108 deg
V Magnitude 20.51 mag
Solar Elongation 6.96 deg
Galactic Latitude -25.37 deg
Rate 1.073 deg/day
Direction 79.795 deg

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