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AstDyS ∴ Objects ∴ 1998HD38 ∴ Summary
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(129633) 1998HD38  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.5212 9.365e-09 au
e 0.140655 6.042e-08
i 3.984 7.057e-06 deg
Ω 231.916 9.001e-05 deg
ω 16.413 9.605e-05 deg
M 142.428 3.376e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1666 au
Aphelion 2.8758 au
Asc. node-Earth separation 1.16701 au
Desc. node-Earth separation 1.86835 au
Earth MOID 1.15309 au
Orbital period 1462.21 days
Date of orbit computation  feb 22 02:17
Observational summary
Optical observations (Discarded) 893 (3)
Radar observations (Discarded) 0 (0)
Arc length 11750 days
Unobserved 133 days

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Ephemeris at epoch 60419 MJD
Right Ascension 36.865 deg
Declination 15.0607 deg
V Magnitude 21.59 mag
Solar Elongation -10.32 deg
Galactic Latitude -41.81 deg
Rate 0.396 deg/day
Direction 72.914 deg

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