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AstDyS ∴ Objects ∴ 1981DL ∴ Summary
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(30730) 1981DL  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.15539 2.199e-08 au
e 0.078109 4.084e-08
i 9.276 4.625e-06 deg
Ω 232.782 2.897e-05 deg
ω 250.291 4.348e-05 deg
M 309.094 3.319e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9089 au
Aphelion 3.4019 au
Asc. node-Earth separation 2.21044 au
Desc. node-Earth separation 2.06722 au
Earth MOID 1.94217 au
Orbital period 2047.29 days
Date of orbit computation  feb 22 01:56
Observational summary
Optical observations (Discarded) 1236 (125)
Radar observations (Discarded) 0 (0)
Arc length 15694.5 days
Unobserved 57 days

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Ephemeris at epoch 60398 MJD
Right Ascension 49.2291 deg
Declination 16.5949 deg
V Magnitude 20.52 mag
Solar Elongation -42.8 deg
Galactic Latitude -33.82 deg
Rate 0.344 deg/day
Direction 78.413 deg

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