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(3990) Heimdal  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.94437 2.293e-08 au
e 0.242229 2.655e-08
i 9.497 2.268e-06 deg
Ω 192.614 1.97e-05 deg
ω 198.044 2.095e-05 deg
M 212.335 7.454e-06 deg

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Other useful info
Absolute Magnitude (H)    11.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9889 au
Aphelion 4.8998 au
Asc. node-Earth separation 3.82443 au
Desc. node-Earth separation 2.01871 au
Earth MOID 1.99617 au
Orbital period 2861.31 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 6631 (158)
Radar observations (Discarded) 0 (0)
Arc length 19207.2 days
Unobserved 34 days

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Ephemeris at epoch 60425 MJD
Right Ascension 237.123 deg
Declination -12.1272 deg
V Magnitude 17.78 mag
Solar Elongation 156.13 deg
Galactic Latitude 31.83 deg
Rate 0.133 deg/day
Direction -66.204 deg

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