~/bin/checkbad.sh
M52B2.fts
M52B3.fts
M52B4.fts



M52R1.fts      dobra
M52R2.fts      dobra
M52R3.fts      dobra
M52R4.fts      dobra
M52R5.fts      slaba
M52R6.fts      slaba
M52R7.fts      slaba

M52V1.fts      krataka
M52V2.fts      dobra
M52V3.fts      dobra
M52V4.fts      dobra
M52V5.fts      dobra
M52V6.fts      dobra
M52V7.fts      slaba
M52V8.fts      slaba

M52B1.fts      nič 
M52B5.fts      dobra
M52B6.fts      dobra
M52B7.fts      dobra
M52B8.fts      dobra
M52B9.fts      dobra
M52B10.fts     dobra
M52B11.fts     dobra
M52B12.fts     dobra
M52B13.fts     dobra
M52B14.fts     slaba
M52B15.fts     dobra

Seštete slike, procedura:
  sumimage.sh sM52R.fts M52R[1234].fts
  sumimage.sh sM52V.fts M52V[23456].fts
  sumimage.sh sM52B.fts M52B[56789].fts M52B1[01235].fts


fwhm
R: 4.22   ~  2.7"
V: 4.30
B; 7.76