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AstDyS ∴ Objects ∴ 1998SR7 ∴ Summary
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(178420) 1998SR7  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.62533 1.53e-08 au
e 0.293027 4.26e-08
i 4.936 6.434e-06 deg
Ω 356.994 5.465e-05 deg
ω 44.384 5.708e-05 deg
M 331.772 1.69e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.856 au
Aphelion 3.3946 au
Asc. node-Earth separation 0.9806 au
Desc. node-Earth separation 2.04058 au
Earth MOID 0.86814 au
Orbital period 1553.73 days
Date of orbit computation  apr 23 20:27
Observational summary
Optical observations (Discarded) 405 (1)
Radar observations (Discarded) 0 (0)
Arc length 8629.11 days
Unobserved 741 days

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Ephemeris at epoch 60441 MJD
Right Ascension 19.4299 deg
Declination 8.82561 deg
V Magnitude 21.08 mag
Solar Elongation 29.21 deg
Galactic Latitude -53.49 deg
Rate 0.599 deg/day
Direction 65.562 deg

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