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(210558) 1999TW87  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.44884 1.016e-08 au
e 0.183593 3.476e-08
i 3.473 3.252e-06 deg
Ω 100.282 7.262e-05 deg
ω 230.863 7.371e-05 deg
M 191.496 1.377e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9993 au
Aphelion 2.8984 au
Asc. node-Earth separation 1.69328 au
Desc. node-Earth separation 1.10423 au
Earth MOID 0.99043 au
Orbital period 1399.72 days
Date of orbit computation  apr 23 20:33
Observational summary
Optical observations (Discarded) 1088 (118)
Radar observations (Discarded) 0 (0)
Arc length 11362.1 days
Unobserved 48 days

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Ephemeris at epoch 60425 MJD
Right Ascension 148.101 deg
Declination 16.8924 deg
V Magnitude 21.39 mag
Solar Elongation -109.51 deg
Galactic Latitude 47.49 deg
Rate 0.063 deg/day
Direction 123.069 deg

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