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(99942) Apophis  ▹ 
SUMMARY

WARNING: This object is currently included in the Risk list

Keplerian elements at epoch
56800.0 MJD
Value 1-σ variation Units
a 0.922117 1.267e-10 au
e 0.191193 2.887e-09
i 3.33 2.798e-07 deg
Ω 204.209 1.481e-05 deg
ω 126.441 1.447e-05 deg
M 320.712 2.303e-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 1.0984 au
Asc. node-Earth separation -0.00057 au
Desc. node-Earth separation -0.1994 au
Earth MOID 0.00017 au
Orbital period 323.428 days
Date of orbit computation   Jun 30 18:27
Observational summary
Optical observations (Discarded) 4138 (33)
Radar observations (Discarded) 20 (0)
Arc length 3636 days
Unobserved 155 days

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Ephemeris at epoch 56870 MJD
Right Ascension 85.1394 deg
Declination 23.2977 deg
V Magnitude 20.85 mag
Solar Elongation 42.96 deg
Galactic Latitude -3.92 deg
Rate 1.003 deg/day
Direction 91.413 deg

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