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AstDyS ∴ Objects ∴ 1999BB21 ∴ Summary
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(101591) 1999BB21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28545 6.822e-09 au
e 0.139692 4.202e-08
i 5.361 4.545e-06 deg
Ω 295.612 4.565e-05 deg
ω 127.193 5.089e-05 deg
M 144.445 2.027e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9662 au
Aphelion 2.6047 au
Asc. node-Earth separation 1.43116 au
Desc. node-Earth separation 1.08338 au
Earth MOID 0.98531 au
Orbital period 1261.99 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 1044 (7)
Radar observations (Discarded) 0 (0)
Arc length 14327.7 days
Unobserved 64 days

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Ephemeris at epoch 60425 MJD
Right Ascension 219.764 deg
Declination -24.3451 deg
V Magnitude 19.69 mag
Solar Elongation 166.97 deg
Galactic Latitude 32.35 deg
Rate 0.248 deg/day
Direction -72.768 deg

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