NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998HL49 ∴ Summary
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(136900) 1998HL49  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.74662 1.428e-07 au
e 0.636555 4.687e-08
i 11.002 5.918e-06 deg
Ω 206.189 1.157e-05 deg
ω 238.957 1.433e-05 deg
M 304.143 7.016e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 0.6348 au
Aphelion 2.8584 au
Asc. node-Earth separation 0.54322 au
Desc. node-Earth separation -0.21455 au
Earth MOID 0.08523 au
Orbital period 843.13 days
Date of orbit computation   Feb 5 11:47
Observational summary
Optical observations (Discarded) 303 (23)
Radar observations (Discarded) 0 (0)
Arc length 5904 days
Unobserved 1335 days

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Ephemeris at epoch 58172 MJD
Right Ascension 315.694 deg
Declination -9.07251 deg
V Magnitude 21.68 mag
Solar Elongation 20 deg
Galactic Latitude -33.26 deg
Rate 0.519 deg/day
Direction 73.768 deg

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