cliphigh  float  Fraction of points to clip at high end  

cliplow  float  Fraction of points to clip at low end  

dangmax  float  Maximum change in position angle per iteration  

debug  int  Debug verbosity parameter  

dellmax  float  Maximum change in ellipticity per iteration  

dposmax  float  Maximum change in center per iteration  

errcen  float  Used when rcen=0. The maximum radius for which err(1nd har) < errcen is used as the maximum radius for changing the centers  

errshap  float  Used when rshap=0. The maximum radius for which err(2nd har) < errshap is used as the maximum radius for fitting.  

extend  int  Extend radial interval after fit  

fracmin  float  Minimum fraction of good points along the ellipse  

hmax  int  Maximum order of the harmonics term residuals  

iter1  int  Number of iterations without calculating modelresiduals  

iter2  int  Number of iterations including calculating modelresiduals  

linear  int  Linear scaling switch  

mask_areas  GalPhotMask  List of GalPhotCircle and/or GalPhotRectangle objects, which define areas to be masked  

mask_scale  float  Scale factor to apply to semimajor axis of neighbours while masking  

mask_type  str  Switch to use Sourcelist ("sourcelist"), Segmentation image ("segmentation") or neither ("") for masking neighbours  

ngal  int  Number of galaxies to model, fixed to 1  

npolres  int  Order in interpolation in intensity  

nsammax  int  Maximum number of samples along the ellipse  

object_id  oidtype  The object identifier
The object identifier is an attribute shared by all persistent instances. It is the prime key, by which object identity is established  

outfill  int  Calculate residual outside of galaxy  

r1  float  Maximum radius for single annulus sampling  pixel 

r2  float  Maximum radius for multiple annulus sampling  pixel 

radfac  float  Radial scaling factor  

rcen  float  All ellipses with r > rcen have their centers fixed  pixel 

region_scale  float  Factor which determines the size of the region, as a function of the source Sextractor parameter Reff  

region_xmax  int  Maximum xcoordinate of cutout region in larger frame  pixel 

region_xmin  int  Minimum xcoordinate of cutout region in larger frame  pixel 

region_ymax  int  Maximum ycoordinate of cutout region in larger frame  pixel 

region_ymin  int  Minimum ycoordinate of cutout region in larger frame  pixel 

rmax  float  Maximum radius for fit. rmax=0 means fit until ellipses drop completely off the image  pixel 

rmin  float  Minimum radius for fit  pixel 

rshap  float  Maximum radius for modifying ellipticity and PA  pixel 

xpos  float  Xposition (in region) of galaxy to model  pixel 

ypos  float  Yposition (in region) of galaxy to model  pixel 
