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2021AD4  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 59000.0 MJD)
Value 1-σ variation Units
a 0.909502 4.884e-05 au
e 0.08554 6.192e-05
i 9.481 0.007783 deg
Ω 106.758 0.001006 deg
ω 194.36 0.0009881 deg
M 273.464 0.02082 deg

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Other useful info
Absolute Magnitude (H)    25.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8317 au
Aphelion distance 0.9873 au
Asc. node-Earth separation 0.00124 au
Desc. node-Earth separation -0.18264 au
Earth MOID 0.00123 au
Orbital period 316.814 days
Date of orbit computation   Jan 19 13:41
Observational summary
Optical observations (Discarded) 42 (0)
Radar observations (Discarded) 0 (0)
Arc length 9 days
Unobserved 4 days

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Ephemeris
(Epoch 59237 MJD)
Right Ascension 255.28 deg
Declination 64.46 deg
V Magnitude 21.99 mag
Solar Elongation 92.27 deg
Galactic Latitude 36.09 deg
Rate 1.81 deg/day
Direction 62.319 deg

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