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AstDyS ∴ Objects ∴ 1990QR1 ∴ Summary
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(11879) 1990QR1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.78542 1.232e-08 au
e 0.068506 3.735e-08
i 1.136 3.799e-06 deg
Ω 129.464 0.0002086 deg
ω 195.167 0.0002109 deg
M 99.792 3.134e-05 deg

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Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5946 au
Aphelion 2.9762 au
Asc. node-Earth separation 1.98397 au
Desc. node-Earth separation 1.58583 au
Earth MOID 1.58217 au
Orbital period 1697.99 days
Date of orbit computation  Jun 5 00:39
Observational summary
Optical observations (Discarded) 1917 (8)
Radar observations (Discarded) 0 (0)
Arc length 12266.8 days
Unobserved 89 days

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Ephemeris at epoch 60477 MJD
Right Ascension 86.6044 deg
Declination 22.84 deg
V Magnitude 19.65 mag
Solar Elongation -1.93 deg
Galactic Latitude -3.01 deg
Rate 0.395 deg/day
Direction 88.332 deg

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