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(15253) 1990QA4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3234 6.436e-09 au
e 0.045304 3e-08
i 4.859 3.278e-06 deg
Ω 337.894 3.595e-05 deg
ω 255.134 5.103e-05 deg
M 273.279 3.659e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2181 au
Aphelion 2.4287 au
Asc. node-Earth separation 1.33696 au
Desc. node-Earth separation 1.30199 au
Earth MOID 1.21315 au
Orbital period 1293.55 days
Date of orbit computation  feb 22 01:53
Observational summary
Optical observations (Discarded) 2892 (15)
Radar observations (Discarded) 0 (0)
Arc length 12221.2 days
Unobserved 79 days

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Ephemeris at epoch 60420 MJD
Right Ascension 123.452 deg
Declination 20.9662 deg
V Magnitude 19.1 mag
Solar Elongation -90.91 deg
Galactic Latitude 27.09 deg
Rate 0.263 deg/day
Direction 109.738 deg

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