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(177) Irma  ▹ 
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.77376 7.423e-09 au
e 0.235207 3.048e-08
i 1.383 4.106e-06 deg
Ω 347.36 0.0001452 deg
ω 38.607 0.0001454 deg
M 212.832 9.062e-06 deg
Other useful info
Absolute Magnitude (H)    9.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1214 au
Aphelion 3.4262 au
Asc. node-Earth separation 1.20624 au
Desc. node-Earth separation 2.21637 au
Earth MOID 1.12512 au
Orbital period 1687.34 days
Date of orbit computation  Oct 31 04:54


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 55251.1 MJD
Near present day (ASCII file) Epoch 58400.0 MJD


Note: The elements are given with reduced precision in order to be more readable. For full precision please use the machine readable ASCII files, which contain equinoctial (not keplerian) elements and are in a format suitable for OrbFit input. Also refer to the discussion in the FAQ.

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