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(66957) 1999XO21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7435 1.3e-08 au
e 0.145062 4.505e-08
i 6.613 4.796e-06 deg
Ω 165.018 3.404e-05 deg
ω 199.76 3.687e-05 deg
M 171.243 1.414e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3455 au
Aphelion 3.1415 au
Asc. node-Earth separation 2.11862 au
Desc. node-Earth separation 1.35605 au
Earth MOID 1.34433 au
Orbital period 1659.8 days
Date of orbit computation  feb 22 02:04
Observational summary
Optical observations (Discarded) 1021 (4)
Radar observations (Discarded) 0 (0)
Arc length 8581.81 days
Unobserved 353 days

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Ephemeris at epoch 60398 MJD
Right Ascension 174.263 deg
Declination 4.79187 deg
V Magnitude 19.79 mag
Solar Elongation -164.24 deg
Galactic Latitude 61.48 deg
Rate 0.207 deg/day
Direction -60.248 deg

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