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AstDyS ∴ Objects ∴ 1998HN41 ∴ Summary
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(155447) 1998HN41  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.72471 1.461e-08 au
e 0.114491 6.363e-08
i 13.175 4.865e-06 deg
Ω 49.687 2.538e-05 deg
ω 118.25 3.457e-05 deg
M 308.017 2.234e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4128 au
Aphelion 3.0367 au
Asc. node-Earth separation 1.85409 au
Desc. node-Earth separation 1.5408 au
Earth MOID 1.44748 au
Orbital period 1642.78 days
Date of orbit computation  apr 23 20:21
Observational summary
Optical observations (Discarded) 578 (3)
Radar observations (Discarded) 0 (0)
Arc length 9430.92 days
Unobserved 96 days

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Ephemeris at epoch 60425 MJD
Right Ascension 90.823 deg
Declination 33.3211 deg
V Magnitude 21.19 mag
Solar Elongation -56.33 deg
Galactic Latitude 5.47 deg
Rate 0.378 deg/day
Direction 92.13 deg

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