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(99942) Apophis  ▹ 
SUMMARY

WARNING: This object is currently included in the Risk list

Keplerian elements at epoch
57400.0 MJD
Value 1-σ variation Units
a 0.922141 1.818e-10 au
e 0.191197 3.762e-09
i 3.331 4.108e-07 deg
Ω 204.2 2.183e-05 deg
ω 126.477 2.12e-05 deg
M 268.521 2.791e-06 deg

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Other useful info
Absolute Magnitude (H)    18.9 mag
Slope parameter (G)    0.15 mag
Perihelion 0.7458 au
Aphelion 1.0985 au
Asc. node-Earth separation -0.00128 au
Desc. node-Earth separation -0.19954 au
Earth MOID 0.00038 au
Orbital period 323.44 days
Date of orbit computation   Apr 26 19:43
Observational summary
Optical observations (Discarded) 4466 (31)
Radar observations (Discarded) 20 (0)
Arc length 3946 days
Unobserved 486 days

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Ephemeris at epoch 57511 MJD
Right Ascension 29.3617 deg
Declination 12.1926 deg
V Magnitude 20.4 mag
Solar Elongation 11.19 deg
Galactic Latitude -47.54 deg
Rate 1.184 deg/day
Direction 71.603 deg

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