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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 9.686e-09 au
e 0.067778 3.918e-08
i 3.741 4.901e-06 deg
Ω 339.596 5.845e-05 deg
ω 67.645 7.292e-05 deg
M 124.77 4.06e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 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  feb 22 02:05
Observational summary
Optical observations (Discarded) 1224 (6)
Radar observations (Discarded) 0 (0)
Arc length 8891.33 days
Unobserved 102 days

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Ephemeris at epoch 60397 MJD
Right Ascension 170.776 deg
Declination 1.95167 deg
V Magnitude 19.28 mag
Solar Elongation -163.19 deg
Galactic Latitude 57.11 deg
Rate 0.224 deg/day
Direction -72.032 deg

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