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2021AD4  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 0.909473 4.876e-05 au
e 0.085723 6.158e-05
i 9.489 0.007771 deg
Ω 106.706 0.001125 deg
ω 194.358 0.0009907 deg
M 140.758 0.002611 deg

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Other useful info
Absolute Magnitude (H)    25.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8315 au
Aphelion distance 0.9874 au
Asc. node-Earth separation 0.00122 au
Desc. node-Earth separation -0.18476 au
Earth MOID 0.00121 au
Orbital period 316.798 days
Date of orbit computation   Mar 19 10:38
Observational summary
Optical observations (Discarded) 42 (0)
Radar observations (Discarded) 0 (0)
Arc length 9 days
Unobserved 157 days

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Ephemeris
(Epoch 59390 MJD)
Right Ascension 39.7021 deg
Declination 11.729 deg
V Magnitude 27.21 mag
Solar Elongation 52.48 deg
Galactic Latitude -43.22 deg
Rate 0.89 deg/day
Direction 96.957 deg

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