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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 2.761e-10 au
e 0.191475 4.34e-09
i 3.337 5.017e-07 deg
Ω 204.048 2.729e-05 deg
ω 126.687 2.653e-05 deg
M 248.148 3.067e-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   Feb 26 20:24
Observational summary
Optical observations (Discarded) 4520 (4)
Radar observations (Discarded) 20 (0)
Arc length 5823 days
Unobserved 46 days

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Ephemeris
(Epoch 58948 MJD)
Right Ascension 95.766 deg
Declination 19.7997 deg
V Magnitude 20.69 mag
Solar Elongation -76.13 deg
Galactic Latitude 2.93 deg
Rate 0.791 deg/day
Direction 87.723 deg

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