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(99942) Apophis  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 59000.0 MJD)
Value 1-σ variation Units
a 0.922571 2.734e-10 au
e 0.191475 4.013e-09
i 3.337 4.214e-07 deg
Ω 204.048 2.676e-05 deg
ω 126.687 2.615e-05 deg
M 248.148 1.879e-06 deg

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Other useful info
Absolute Magnitude (H)    18.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7459 au
Aphelion distance 1.0992 au
Asc. node-Earth separation 0.00031 au
Desc. node-Earth separation -0.19832 au
Earth MOID 9e-05 au
Orbital period 323.667 days
Date of orbit computation   Jun 26 09:31
Observational summary
Optical observations (Discarded) 4523 (4)
Radar observations (Discarded) 46 (0)
Arc length 5929 days
Unobserved 111 days

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Ephemeris
(Epoch 59119 MJD)
Right Ascension 193.886 deg
Declination -1.53386 deg
V Magnitude 29.37 mag
Solar Elongation -10.15 deg
Galactic Latitude 61.32 deg
Rate 0.817 deg/day
Direction -80.966 deg

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