MASK:        18holes

IDENTIFIER:  C18-280

holesize = 0.465 mm diameter

XY location of holes (mm from center)

    -0.203155     -3.87061

    -0.203155     -4.57435

     -1.42208     -1.75937

     -3.25047     -0.703745

     -3.85992      1.05562

     -3.85992     -2.46311

      3.45362      1.75936

      4.06308      2.11124

      2.23470     -0.351874

      2.23470     -2.46311

      1.01577     -3.87061

      4.06308     -2.11124

     -3.25047      2.11124

     -3.85992      2.46311

     -0.812615     2.11124

      1.01577      3.16686

      2.84415      2.81498

     -0.203153     4.57435

------------------------------------------------------------------------------

MASK:        9holes.

IDENTIFIER:  C9-690

holesize = 1.156 mm diameter

XY location of holes (mm from center)

      3.50441     -2.60135
      3.50441      2.60135
      2.00252     -1.73423
      0.500629    -4.33558
      0.500631     2.60135 
      0.500631     4.33558
     -2.50315     -0.867115
     -4.00503     -1.73423
     -4.00503      1.73423

------------------------------------------------------------------------------

MASK:        BB_9holes

IDENTIFIER:  C9-740

(9-hole configuration for bw smearing)

holesize = 0.980 mm diameter

XY location of holes (mm from center)

     -3.18399    0.0607701
     -3.53717      1.49530
      0.0805017    4.39864
      1.64462      2.72703
      3.06355      2.31563
      3.76908     -2.26903
      1.53937     -2.78780
      0.473616    -3.81093
     -3.84958     -2.12960

------------------------------------------------------------------------------

MASK:        7holes

IDENTIFIER:  C7-892

(7-hole configuration for dim stars)

holesize = 1.50 mm diameter

XY location of holes (mm from center)

      3.51064     -1.99373
      3.51064      2.49014
      1.56907      1.36918
      1.56907      3.61111
     -0.372507    -4.23566
     -2.31408      3.61111
     -4.25565      0.248215