AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HW97 ∴ Summary
Contact »
(37969) 1998HW97  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55087 8.787e-09 au
e 0.144471 3.651e-08
i 6.913 3.539e-06 deg
Ω 245.535 3.496e-05 deg
ω 331.622 3.803e-05 deg
M 132.409 1.727e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1823 au
Aphelion 2.9194 au
Asc. node-Earth separation 1.20276 au
Desc. node-Earth separation 1.87535 au
Earth MOID 1.1774 au
Orbital period 1488.09 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 1463 (4)
Radar observations (Discarded) 0 (0)
Arc length 9358.92 days
Unobserved 134 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 8.02302 deg
Declination 8.43272 deg
V Magnitude 20.87 mag
Solar Elongation 18.94 deg
Galactic Latitude -54.13 deg
Rate 0.391 deg/day
Direction 67.186 deg

More info »