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Changes between Version 1 and Version 2 of SAS37CalibrationHeatherNotes


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Timestamp:
Jan 29, 2015, 4:20:54 PM (12 years ago)
Author:
heather
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  • SAS37CalibrationHeatherNotes

    v1 v2  
    11= SAS37 Calibration =
    22
    3 There are 2 databases to be calibrated, SAS37 and SAS37.diff, they will have different calibration techniques
    4 
    5 == SAS37 Diff ==
     3There are 2 databases to be calibrated, SAS37 and SAS37.diff, they will have different calibration techniques.  The sections following this one had questions and answers (mostly questions). 
     4
     5I checked into trunk/tools/dvodb_calib/SAS37calib the rules for calibration for SAS37diff and SAS37.
     6
     7=== SAS37diff ===
     8
     9{{{
     10These should be run from within this directory (has the fits files to use and such)
     11
     12Step 1
     13
     14./run.addstar.resort (catdir)
     15
     16Step 2
     17
     18relphot needs to be run,
     19
     20./run.relphot.diff (catdir)
     21
     22Gene's comments
     23
     24*for the diff database, you need to run relphot to set the primary flag and to set the mean mags and Ncode values.  you do not want to do any image calibrations, however (relphot zero pointing makes no sense in a diff database).  if you use -nloop 0 then the mean object properties will be set, along with the primary flag:
     25
     26  relphot -images g,r,i,z,y -D CAMERA gpc1 -nloop 0 -basic-image-search -statmode WT_MEAN -region 320 340 -10 10 -boundary-tree tess.3pi.fits -D CATDIR $catdir -update
     27(the values MAG_LIM, SIGMA_LIM, STAR_TOOFEW, etc, are relevant to finding the image zero points and are thus ignored for -nloop 0)
     28
     29}}}
     30
     31=== SAS37 ===
     32
     33{{{
     34First make sure to be in trunk/tools/dvodb_calib/SAS37calib , as we have fits files for calibration checked in here. 
     35
     36Step 0
     37
     38dvomerge (sasubercalmini) into (sas)
     39
     40This is to get the correct tie ins for ubercal, this is specific to SAS.
     41
     42Step 1
     43
     44./run.addstar.resort
     45
     46Step 2
     47
     48./run.setphot
     49
     50Step 3
     51
     52./run.relphot
     53
     54Step 4
     55
     56./run.relastro
     57
     58}}}
     59
     60
     61
     62
     63
     64
     65
     66
     67
     68== SAS37 Diff Questions ==
    669
    770Generically, calibration of 3pi / MD has consisted of  (see trunk/tools/dvodb_calib) :
     
    2386=== other steps? ===
    2487
    25 How do I make objects?
     88run relphot diff to get objects
    2689
    2790== SAS37 (Cam/Stack/FullForce) ==
     
    134197}}}
    135198
    136 === The proposed method of calibration of Sas 37 ===
     199=== The proposed method of calibration of Sas 37(questions) ===
    137200
    138201This is just a cut and paste of SAS34 with addstar resort added.
     
    156219}}}
    157220
    158 How do we want to do this with SAS37?
     221How do we want to do this with SAS37? We made a sasubercalmini which we merge in manually
    159222
    160223{{{