iSHELL Exposure Time Calculator
Slit Width (arcsec):
1.5
0.75
0.375
itime (sec)
coadds
cycles
seeing (arcsec)
SN
slit width is 0.375
itime is 600
coadds is 1
cycles is 6
seeing is 0.8
SN is 100
Generating new parameters...
balrog