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AstDyS ∴ Objects ∴ Helma ∴ Summary
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(1273) Helma  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.39392 6.924e-09 au
e 0.16165 4.473e-08
i 5.403 4.772e-06 deg
Ω 296.491 3.999e-05 deg
ω 49.114 4.187e-05 deg
M 85.465 1.239e-05 deg

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Other useful info
Absolute Magnitude (H)    12.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0069 au
Aphelion 2.7809 au
Asc. node-Earth separation 1.09119 au
Desc. node-Earth separation 1.62259 au
Earth MOID 1.00334 au
Orbital period 1352.89 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 2000 (15)
Radar observations (Discarded) 0 (0)
Arc length 31483.4 days
Unobserved 89 days

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Ephemeris at epoch 58501 MJD
Right Ascension 113.236 deg
Declination 22.1579 deg
V Magnitude 16.27 mag
Solar Elongation -174.09 deg
Galactic Latitude 18.69 deg
Rate 0.26 deg/day
Direction -88.581 deg

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