def galextract(img, yc=None, dy=None, normalize=True, calfile=None, convert=True, specformat='ascii'):
#set up some files that will be needed
logfile='specext.log'
#create the spectra text files for all of our objects
spec_list=[]
#skynormalize the data
if normalize:
specslitnormalize(img, 'n'+img, '', response=None, response_output=None, order=3, conv=1e-2, niter=20,
startext=0, clobber=True,logfile='salt.log',verbose=True)
hdu=pyfits.open('n'+img)
target=hdu[0].header['OBJECT']
ofile='%s.%s_%i_%i.ltxt' % (target, extract_date(img), extract_number(img), yc)
#ofile = img.replace('fits', 'txt')
extract_spectra(hdu, yc, dy, ofile, smooth=False, grow=10, clobber=True, specformat=specformat, convert=convert)
if calfile is not None:
airmass=hdu[0].header['AIRMASS']
exptime=hdu[0].header['EXPTIME']
extfile=iraf.osfn("pysalt$data/site/suth_extinct.dat")
speccal(ofile, ofile.replace("txt", "spec"), calfile, extfile, airmass, exptime, clobber=True, logfile='salt.log', verbose=True)
def galextract(img,
yc=None,
dy=None,
normalize=True,
calfile=None,
convert=True,
specformat='ascii'):
#set up some files that will be needed
logfile = 'specext.log'
#create the spectra text files for all of our objects
spec_list = []
#skynormalize the data
if normalize:
specslitnormalize(img,
'n' + img,
'',
response=None,
response_output=None,
order=3,
conv=1e-2,
niter=20,
startext=0,
clobber=True,
logfile='salt.log',
verbose=True)
hdu = pyfits.open('n' + img)
target = hdu[0].header['OBJECT']
ofile = '%s.%s_%i_%i.ltxt' % (target, extract_date(img),
extract_number(img), yc)
#ofile = img.replace('fits', 'txt')
extract_spectra(hdu,
yc,
dy,
ofile,
smooth=False,
grow=10,
clobber=True,
specformat=specformat,
convert=convert)
if calfile is not None:
airmass = hdu[0].header['AIRMASS']
exptime = hdu[0].header['EXPTIME']
extfile = iraf.osfn("pysalt$data/site/suth_extinct.dat")
speccal(ofile,
ofile.replace("txt", "spec"),
calfile,
extfile,
airmass,
exptime,
clobber=True,
logfile='salt.log',
verbose=True)
def galextract(img, yc=None, dy=None, normalize=True, calfile=None, convert=True, specformat='ascii'):
#set up some files that will be needed
logfile='specext.log'
#create the spectra text files for all of our objects
spec_list=[]
#skynormalize the data
if normalize:
specslitnormalize(img, 'n'+img, '', response=None, response_output=None, order=3, conv=1e-2, niter=20,
startext=0, clobber=True,logfile='salt.log',verbose=True)
hdu=pyfits.open('n'+img)
target=hdu[0].header['OBJECT']
ofile='%s.%s_%i_%i.ltxt' % (target, extract_date(img), extract_number(img), yc)
if specformat=='lcogt': ofile=ofile.replace('ltxt', 'fits')
#ofile = img.replace('fits', 'txt')
extract_spectra(hdu, yc, dy, ofile, smooth=False, grow=10, clobber=True, specformat=specformat, convert=convert, calfile=calfile)
