WINERED Exposure Time Calculator (Single)

Description

This tool calculates the required exposure time to achieve a target S/N and the observational times with a recommended set of exposure.

Input

Telescope Select which telescope to use.
Mode Select the mode to use (WIDE, HIRES-Y or HIRES-J).
Slit  μm Select the width of the slit to use (100, 140 or 200 μm).
Season Select Summer or Winter (this changes the thermal background).
FWHM  arcsecond Give the FWHM of the target PSF.
Sampling Select the sampling to calculate the S/N (per half resolution with the Nyquist sampling, or per pixel).
S/N Give the S/N you want.
Jmag Give the J-band magnitude of your target.
Dither Select the nodding pattern (ABBA or OSO).
cor_factor Correction factor for efficienty (default=1.0).

 

Result

Calculation details

Please input parameters and push the calculate button!