... The ISF is obtained by dividing the extracted spectrum, in count rate versus wavelength, by the standard flux of the star obtained from HST Calspec database. ...
... For Vega we have used the alpha_lyr_stis_002 calibrated spectrum provided by the HST Calspec database. ... by interpolation in its calibrated spectrum provided by the HST Calspec database. apply the following formula for a given ...
... 0.6% 0.4% 0.3% 0.9% Steve Sembay (sfs5@star.le.ac.uk) ICWG 15/06/06 "Our Standard Candle" - The Crab Chandra XMM EPIC MOS HST Steve Sembay (sfs5@star.le.ac.uk) ICWG 15/06/06 XMM EPIC MOS Steve Sembay (sfs5@star.le.ac.uk) ICWG 15/06/06 EPIC-MOS2 Raw Image ...
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Ссылки http://xmm.vilspa.esa.es/external/xmm_sw_cal/icwg/presentations/STANDARDC_SEMBAY.pdf -- 1063.0 Кб -- 19.06.2006 Похожие документы