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AstDyS ∴ Objects ∴ 1999SH21 ∴ Summary
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(312984) 1999SH21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.33068 1.381e-08 au
e 0.238198 3.692e-08
i 5.467 6.902e-06 deg
Ω 6.062 4.771e-05 deg
ω 264.281 5.14e-05 deg
M 41.576 1.544e-05 deg

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Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7755 au
Aphelion 2.8858 au
Asc. node-Earth separation 1.25072 au
Desc. node-Earth separation 1.14988 au
Earth MOID 0.76984 au
Orbital period 1299.64 days
Date of orbit computation  feb 22 02:56
Observational summary
Optical observations (Discarded) 341 (2)
Radar observations (Discarded) 0 (0)
Arc length 8652.83 days
Unobserved 292 days

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Ephemeris at epoch 60397 MJD
Right Ascension 346.752 deg
Declination -7.88612 deg
V Magnitude 21.75 mag
Solar Elongation 22.8 deg
Galactic Latitude -58.67 deg
Rate 0.562 deg/day
Direction 65.468 deg

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