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AstDyS ∴ Objects ∴ 2001AL21 ∴ Summary
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(72240) 2001AL21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.41262 9.574e-09 au
e 0.067778 3.917e-08
i 3.741 4.898e-06 deg
Ω 339.596 5.796e-05 deg
ω 67.645 7.215e-05 deg
M 124.77 4.022e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2491 au
Aphelion 2.5761 au
Asc. node-Earth separation 1.33261 au
Desc. node-Earth separation 1.47475 au
Earth MOID 1.2616 au
Orbital period 1368.77 days
Date of orbit computation  apr 23 20:01
Observational summary
Optical observations (Discarded) 1262 (6)
Radar observations (Discarded) 0 (0)
Arc length 8985.16 days
Unobserved 63 days

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Ephemeris at epoch 60453 MJD
Right Ascension 168.201 deg
Declination 2.48073 deg
V Magnitude 20.53 mag
Solar Elongation -106.14 deg
Galactic Latitude 55.87 deg
Rate 0.137 deg/day
Direction 113.82 deg

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