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AstDyS ∴ Objects ∴ 1998HN121 ∴ Summary
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(44152) 1998HN121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3436 7.231e-09 au
e 0.117988 3.502e-08
i 7.385 3.682e-06 deg
Ω 173.556 2.659e-05 deg
ω 135.89 3.222e-05 deg
M 6.265 1.612e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0671 au
Aphelion 2.6201 au
Asc. node-Earth separation 1.53081 au
Desc. node-Earth separation 1.12574 au
Earth MOID 1.06022 au
Orbital period 1310.46 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 1585 (3)
Radar observations (Discarded) 0 (0)
Arc length 9235.94 days
Unobserved 234 days

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Ephemeris at epoch 60398 MJD
Right Ascension 333.938 deg
Declination -7.29097 deg
V Magnitude 20.21 mag
Solar Elongation 35.4 deg
Galactic Latitude -48.13 deg
Rate 0.537 deg/day
Direction 71.101 deg

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