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Flux Calibration

After standard division is done, the spectrum is flux-calibrated. This is done by using the standard star's V-band magnitude, spectral type, and observed waveband to determine a reference flux at the central wavelength of the observed waveband. The units of the flux-calibrated spectrum are presented in $W/m^{2}/{\mu}m$.



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Next: Science Target Recipe Details
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ORAC-DR -- spectroscopy data reduction
Starlink User Note 236
Paul Hirst
Brad Cavanagh
Joint Astronomy Centre, Hilo, Hawaii
October 2005
E-mail:ussc@star.rl.ac.uk

Copyright © 2005 Particle Physics and Astronomy Research Council