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astro-ph.IM2013★ 47 cited
Photometry of supernovae in an image series : methods and application to the Supernova Legacy Survey (SNLS)
P. Astier, P. El Hage, J. Guy +6
We present a technique to measure lightcurves of time-variable point sources on a spatially structured background from imaging data. The technique was developed to measure light cu…
astro-ph.IM2012★ 115 cited
Atmospheric extinction properties above Mauna Kea from the Nearby Supernova Factory spectro-photometric data set
C. Buton, Y. Copin, G. Aldering +30
We present a new atmospheric extinction curve for Mauna Kea spanning 3200--9700 Å. It is the most comprehensive to date, being based on some 4285 standard star spectra obtained on…