October 29, 2006        Obs.= jagdev singh

2nd order 10747    Filter = RM 90  
3rd order  7892    Filter = R 64
4th order  5303    Filter = Asahi 530 nm

Focus = 54   lambda = 239.5     Slit = 150 microns
GC = 17.050
No G3 lens

ROI 
    IR  = 354   66  290  920 1 1 1 1 
    G   = 116  155  389  318 1 1 1 1 
    XI  = 197   97  254  266 1 1 1 1 

gwire &   iwire    ND= 03  Exp= 1 s   ; clear sky
xwire              ND 03   exp = 400 ms ; clear sky

gdisk1  &  idisk1      ND 03   Exp= 1 s  ;clear sky
xdisk1                 ND 03   exp = 400 ms ; clear sky

Scan 1

    Region = West limb      		   	 PA = 18 
    Step size = 5 arcsec    No. of steps = 41 
    EXP =  40 s for IR,& XI lines 
    exp =  40 sec 5303 line  
    Inversion = No
                    Start at 07 51
Files are   ir1_*** , xi1_*** , g1_***

iflat1 to iflat5   ND= .3+ .13 +.04  EXP = 5 sec   
gflat1 to gflat5   ND= .3+ .13 +.04  EXP = 1  sec  
xflat1 to xflat5   ND= .3+ .13 +.04  EXP = 500 ms  

gflats  were taken by moving grating by small amounts 
for each flat. The absorption line effect is expected to reduce
by this way. Falling at different portions of the CCD camera.

gdisk2  &  idisk2      ND 03   Exp= 1 s  ;clear sky
xdisk2                 ND 03   exp = 400 ms ; clear sky


Mist appeared around 037 spectra

Scan 2

    Region = East limb			      PA = 220 
    Step size = 5 arcsec     No. of steps = 41 
    EXP =  40 s for IR,  & XI   line 
    exp =  40 sec for 5303 line 
    Inversion = No
                    	Start at   09  08
Files are   ir2_*** , xi2_*** , g2_***

Scan 3

    Region = East limb + 200 arcsec	      PA = 220 
    Step size = 15 arcsec     No. of steps = 15 
    EXP =  250 s for IR,  & XI   line 
    exp =  90 sec for 5303 line 
    Inversion = No
                    	Start at   09  44�@
Files are   ir3_*** , xi3_*** , g3_***

Clouds appeared after the 009 spectra.

Scan 4

    Region = West limb region 	       PA = 18 
    Step size = 5 arcsec     No. of steps = 41 
    EXP =  30 s for IR,  & XI   line 
    exp =  20 sec for 5303 line 	
    Inversion = No
                    	Start at   11 25
Files are   ir4_*** , xi4_*** , g4_***

Passing clouds during the scan

Scan 5

    Region = West limb    	      		PA = 18 
    Step size = 5 arcsec     No. of steps = 41 
    EXP =  50 s for IR,  & XI   line 
    exp =  30 sec for 5303 line 
    Inversion = No
                    	Start at   11�@47
Files are   ir5_*** , xi5_*** , g5_***

Clouds appeared soon after. The scan may not be much useful.

xdark1          exp = 1 sec
xdark30         exp = 30 sec
xdark40         exp = 40 sec
xdark50         exp = 50 sec
xdark250         exp = 250 sec

gdark1          exp = 1 sec
gdark20         exp = 20 sec
gdark30         exp = 30 sec
gdark40         exp = 40 sec
gdark90         exp = 90 sec

idark1   	exp = 1 sec
idark5           exp = 5 sec  ;   for flats
idark30         exp = 30 sec
idark40         exp = 40 sec
idark50         exp = 50 sec
idark250         exp = 250 sec

Respective darks were taken.