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AstDyS ∴ Objects ∴ 1990SE1 ∴ Summary
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(21044) 1990SE1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54683 9.417e-09 au
e 0.174883 4.167e-08
i 12.988 4.616e-06 deg
Ω 346.292 1.574e-05 deg
ω 304.212 1.964e-05 deg
M 146.954 1.493e-05 deg

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Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1014 au
Aphelion 2.9922 au
Asc. node-Earth separation 1.24116 au
Desc. node-Earth separation 1.74607 au
Earth MOID 1.11569 au
Orbital period 1484.57 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2327 (199)
Radar observations (Discarded) 0 (0)
Arc length 12238.7 days
Unobserved 35 days

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Ephemeris at epoch 60426 MJD
Right Ascension 75.9952 deg
Declination 33.1084 deg
V Magnitude 20.27 mag
Solar Elongation -43.19 deg
Galactic Latitude -5.04 deg
Rate 0.343 deg/day
Direction 90.256 deg

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