LFBG: Data from 20100921

Initial:

 => Field Data Results
             Change needed to remove bi-nodal astigmatism
  
                  initial
              From 45 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -13.5", Delta IE =  13.5"
         Tilt =  22.2", Delta CA = -22.2"
  
  
                  initial
              From 0 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -15.3", Delta IE =  15.3"
         Tilt =  30.6", Delta CA = -30.6"

Tilt +40:

 => Field Data Results
             Change needed to remove bi-nodal astigmatism
  
                  tilt_40
              From 45 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -18.0", Delta IE =  18.0"
         Tilt = -20.5", Delta CA =  20.5"
  
  
                  tilt_40
              From 0 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -10.7", Delta IE =  10.7"
         Tilt = -29.1", Delta CA =  29.1"

Tilt +40 - Initial:

 => Field Data Results
             Change needed to remove bi-nodal astigmatism
  
                  tilt_40 - initial
              From 45 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip =  -4.5", Delta IE =   4.5"
         Tilt = -42.7", Delta CA =  42.7"
  
  
                  tilt_40 - initial
              From 0 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip =   4.6", Delta IE =  -4.6"
         Tilt = -59.7", Delta CA =  59.7"

Tip +40:

 => Field Data Results
             Change needed to remove bi-nodal astigmatism
  
                  tip_40
              From 45 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -48.5", Delta IE =  48.5"
         Tilt =  29.0", Delta CA = -29.0"
  
  
                  tip_40
              From 0 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -53.6", Delta IE =  53.6"
         Tilt =  41.0", Delta CA = -41.0"

Tip +40 - Initial:

 => Field Data Results
             Change needed to remove bi-nodal astigmatism
  
                  tip_40 - initial
              From 45 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -35.1", Delta IE =  35.1"
         Tilt =   6.7", Delta CA =  -6.7"
  
  
                  tip_40 - initial
              From 0 Astigmatism Measurement
                  On-Sky Arcseconds
         -------------------------------------------
          Tip = -38.2", Delta IE =  38.2"
         Tilt =  10.4", Delta CA = -10.4"

LDG: Data from 20120123

Initial: