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AstDyS ∴ Objects ∴ 1999JH98 ∴ Summary
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(121158) 1999JH98  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77076 1.774e-08 au
e 0.197019 4.113e-08
i 10.343 4.623e-06 deg
Ω 107.116 2.87e-05 deg
ω 191.118 3.205e-05 deg
M 98.911 1.573e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2249 au
Aphelion 3.3167 au
Asc. node-Earth separation 2.31867 au
Desc. node-Earth separation 1.21519 au
Earth MOID 1.20971 au
Orbital period 1684.6 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 832 (4)
Radar observations (Discarded) 0 (0)
Arc length 9012.8 days
Unobserved 94 days

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Ephemeris at epoch 60419 MJD
Right Ascension 52.9681 deg
Declination 13.2366 deg
V Magnitude 21.32 mag
Solar Elongation -25.41 deg
Galactic Latitude -33.93 deg
Rate 0.371 deg/day
Direction 72.069 deg

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