Spectrograph
Exposure Time Calculators (ETC) SimSpec V4 spreadsheet (for a classical reflective grating spectrograph) - revised by Ken Harrison
Original SimSpec spreadsheet (for a classical reflective grating spectrograph) ETC for transmission grating spectrograph ETC for LHIRES III spectrograph
ETC for LISA spectrograph
Some ressources about ETC methods on my website: Parameters for compute a "classical" spectrograph (english and french text) More about methods for compute performances of a classical spectrograph How to compute the signal to noise ratio of a spectrograph (english version) - Version française ici |