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AstDyS ∴ Objects ∴ 1999AC21 ∴ Summary
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(29721) 1999AC21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.36214 6.998e-09 au
e 0.116776 3.997e-08
i 6.425 5.176e-06 deg
Ω 338.12 3.195e-05 deg
ω 56.677 3.851e-05 deg
M 47.026 2.078e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0863 au
Aphelion 2.638 au
Asc. node-Earth separation 1.18052 au
Desc. node-Earth separation 1.49967 au
Earth MOID 1.09998 au
Orbital period 1326.04 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 1423 (6)
Radar observations (Discarded) 0 (0)
Arc length 13266.7 days
Unobserved 33 days

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Ephemeris at epoch 60425 MJD
Right Ascension 80.2052 deg
Declination 27.4655 deg
V Magnitude 20.43 mag
Solar Elongation -46.5 deg
Galactic Latitude -5.39 deg
Rate 0.476 deg/day
Direction 89.406 deg

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