NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998HL49 ∴ Summary
Contact »
(136900) 1998HL49  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.74666 2.348e-07 au
e 0.636431 7.59e-08
i 11.002 1.013e-05 deg
Ω 206.19 1.948e-05 deg
ω 238.965 2.373e-05 deg
M 133.317 8.084e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 0.635 au
Aphelion 2.8583 au
Asc. node-Earth separation 0.54309 au
Desc. node-Earth separation -0.21251 au
Earth MOID 0.08451 au
Orbital period 843.165 days
Date of orbit computation   May 15 15:28
Observational summary
Optical observations (Discarded) 303 (4)
Radar observations (Discarded) 0 (0)
Arc length 5904 days
Unobserved 1059 days

More info »
Ephemeris at epoch 57896 MJD
Right Ascension 274.022 deg
Declination -9.88 deg
V Magnitude 21.68 mag
Solar Elongation 145.33 deg
Galactic Latitude 3.24 deg
Rate 0.253 deg/day
Direction -74.921 deg

More info »





This Web Site has been visited 717318 times since

and this Page has been visited 4274 times since 2011/06/25