HSTPHOT steps performed
-----------------------------------

MASK <fits image> <DQ image>

mask u37h0101r_c0f.fits u37h0101r_c1f.fits
mask u37h0102r_c0f.fits u37h0102r_c1f.fits
mask u37h0103r_c0f.fits u37h0103r_c1f.fits
mask u37h0104r_c0f.fits u37h0104r_c1f.fits

CRMASK <reg_factor> <sigma_tresh> <min_value> <fits base> <scale> <min_scale> <max_scale> <dx> <dy> per image

crmask (performed 2 times): reg_factor=1 sigma_tresh=3 min_value=0 scale=0 min_scale=0 max_scale=0

crmask 1 3 0 u37h0101r_c0f 0 0 0 0.00 0.00 u37h0102r_c0f 0 0 0 0.00 0.00
crmask 1 3 0 u37h0103r_c0f 0 0 0 0.00 0.00 u37h0104r_c0f 0 0 0 0.00 0.00

COADD <input fits files> <fits output>

coadd u37h0101r_c0f.fits u37h0102r_c0f.fits comb1.F555W.fits
coadd u37h0103r_c0f.fits u37h0104r_c0f.fits comb1.F814W.fits

GETSKY <fits base>

getsky u37h0101r_c0f 1
getsky u37h0102r_c0f 1
getsky u37h0103r_c0f 1
getsky u37h0104r_c0f 1
getsky comb1.F555W 1
getsky comb1.F814W 1

HOTPIXELS <fits base>

hotpixels comb1.F555W
hotpixels comb1.F555W
hotpixels comb1.F814W
hotpixels comb1.F814W

HSTPHOT <output> <ind_tresh> <tot_tresh> <chip> <xmin> <xmax> <ymin> <ymax> <options> (<fits base> <dx> <dy> per exposure) <reference image>
If generation of fake stars, 10 additional parameters are necessary: <color1> <color2> <Mmin> <Mmax> <Cmin> <Cmax> <PCwt> <WFC2wt> <WFC3wt> <WFC4wt>

hstphot: ind_tresh=3.5 tot_tresh=5 chip=-1 xmin=0 xmax=0 ymin=0 ymax=0 options=5637
hstphot wlm_u37h01.phot 3.5 5 -1 0 0 0 0 5637 comb1.F555W 0.00 0.00 comb1.F814W 0.00 0.00 comb1.F555W wlm_u37h01.str