obsid_55_Sky

Mon Jan  3 13:13:37 2000 : obs_anal.pro started

Inputs


 Filename        = /nfs/spectra/d2/obsid_55/acisf55_000N001_g02346Elt10S4_evt1.fits
 Output_prefix   = obsid_55
 Output dir.     = Obs_out
 Grating         = LETG
   cd_width      =  0.500000 mm
   cd_offset     =  0.00000 mm
 Detector        = ACIS-S
   Spatial coord = Sky
   * FLIPY IS set!
   * ROLLAXAY =      -124.588
 OVERRIDE_ZERO keyword set
 LINE_ANALYSIS keyword set


Getting Data ...


 Source of data: /nfs/spectra/d2/obsid_55/acisf55_000N001_g02346Elt10S4_evt1.fits

 Reading FITS file: /nfs/spectra/d2/obsid_55/acisf55_000N001_g02346Elt10S4_evt1.fits

 Tag names are:
TIME CCD_ID NODE_ID EXPNO CHIPX CHIPY TDETX TDETY DETX DETY X Y PHAS PHA
 ENERGY PI FLTGRADE GRADE STATUS

* Looks like ENERGY is in eV, converting to keV
 Creating ftime from TIME

 Total Events =  605660
 Start time =  58629336. seconds
 Interval duration =  54163.754 seconds
 Ave Event Rate =  11.182017 events/second


Coordinates and Pixel Size...


 (Not CC mode data)
* Changing the sign of SkyY

 Spatial coordinates are : SkyX, -SkyY
 pixel size  = 23.9949 microns
 Processing method = Sky


Showing and Selecting Events...


 Keeping TIME-in-range events,  100.000 %
  (from  0.0000000 to  54163.754)
 Start time =  58629336. seconds
 Interval duration =  54163.754 seconds
 Keeping STATUS=0 events,  86.7672 %
 No QUALCODE selection
 GRADE distribution:
    0 :   210669,    40.09 %
    1 :        0,     0.00 %
    2 :   115373,    21.95 %
    3 :    45811,     8.72 %
    4 :    45561,     8.67 %
    5 :        0,     0.00 %
    6 :   108100,    20.57 %
 Keeping GRADE = 0,2,3,4,6 events,  100.000 %
 Keeping ENERGY selected events,  97.3409 %
  (from  0.200000 to  10.0000 keV)

Linear  binning from  0.200000 to  10.0000 keV
 dE of one bin width =  0.0146000 keV



ACIS EXPNO Analysis...


 Min, Max, Unique EXPNOs:            3,        16715,       16713.0

       Exposures and Events per Chip (w/selections)

           MIN(EXPNO)  MAX(EXPNO)   TotalEvents   TotalExps   PoissExps *      Ratio

 CCD 0 : 
 CCD 1 : 
 CCD 2 : 
 CCD 3 : 
 CCD 4 : 
 CCD 5 :            3       16715      105611       16689      16681.9      1.00043
 CCD 6 :            3       16715       97943       16665      16664.4      1.00004
 CCD 7 :            3       16715      239989       16712      16712.0      1.00000
 CCD 8 :            4       16715       30983       14166      14094.0      1.00511
 CCD 9 :            3       16715       37014       16093      14887.5      1.08097

    * Expected number of exposures with one or more
      detected events, assuming no telemetry-limit-dropped
      exposures for this CCD.



Timing Analysis...


 Selected Events =  511540
 Start time =  58629336. seconds
 Interval duration =  54163.754 seconds
 Ave Event Rate =  9.4443232 events/second

 Found no big ( >  15.0000 s) gaps in event data.



Determine Zero-order...


 Zero-order search uses energies:  0.70 to  6.00 keV.

 Average SkyX,-SkyY gives x,y =  3974.15,  -4060.72
 Mouse clicked at x,y =  4091.15,  -4052.23
 Average SkyX,-SkyY gives x,y =  4051.65,  -4076.04
 Mouse clicked at x,y =  4117.84,  -4116.31
 Average SkyX,-SkyY gives x,y =  4107.72,  -4110.38

 Mouse clicked at x,y =  4118.51,  -4115.86

==> MTA Monitor Task 5.2 <==

 Zero-order Location SkyX,-SkyY ave-median =  4118.51,  -4115.86

 Events in Zero-order Region =  49361
 Ave. Event Rate in Zero-order Region =  0.91132901 events/seconds

 SkyX,-SkyY RMS Radius =  62.1882 pixels
 Number of SkyX LRF pixels GT 10% of peak =  60
 Number of SkyX LRF pixels GT 50% of peak =  8



Detailed Examine Zero-order Spatial...


* Rolling the AX,AY coordinates by -124.588 degrees.

 Total Events =  511540
 Start time =  58629336. seconds
 Interval duration =  54163.754 seconds
 Ave Event Rate =  9.4443232 events/second

 The spatial coordinates to be used for grating spectra are:
   AX, AY  =  SkyX,-124.588deg., -SkyY,-124.588deg.

 AX,AY RMS Radius =  62.1882 pixels
 Width of AX LRF at 10% of peak =   208.8 microns
 Width of AX LRF at 50% of peak =    43.2 microns
 Gaussian center =     -0.168853 pixels
 Gaussian fit FWHM =   163.1 microns
        FWHM error =     0.9 microns

* Zero-order FWHM manually set to:  200.000 microns.

 Width of Streak LRF at 10% of peak =   105.6 microns
 Width of Streak LRF at 50% of peak =    43.2 microns
 Gaussian center =     -0.133370 pixels
 Gaussian fit FWHM =    54.3 microns
        FWHM error =     0.6 microns

* Zero-order fit used to offset aveAX


Detailed Examine Zero-order Spectral...


 Creating ISIS format: obsid_55_Sky_Zero_isis.dat ...

Measure Grating Angle(s)...

==> MTA Monitor Task 5.5 <==

 Selecting events in the grating parts...
   cd_width =  0.500000 mm
   cd_offset =  0.00000 mm

 LEG_minus number of events =  95299
 LEG_minus slope is  -0.00227752, -->  -0.130492 degrees on detector
 LEG_plus number of events =  120845
 LEG_plus slope is  -0.00747508, -->  -0.428282 degrees on detector
 LEG_all number of events =  216144
 LEG_all slope is  -0.00438727, -->  -0.251371 degrees on detector



Crude Dispersed Spectra w/Pileup Estimate...



 Rowland spacing used is  8632.31 mm

 MEG Zero-order offset:       0.00000 pixels

 Use ACIS ENERGY for Order selection...
 LEG minus order selection keeps  78.6052 %,   74910 events
 LEG plus  order selection keeps  86.3867 %,   104394 events


 Estimating pileup level in dispersed spectra...
LEG-minus Max rate:      0.217854 per frame
LEG-plus Max rate:      0.383534 per frame

 Constant d-Lambda binning from  0.200000 to  10.0000 keV

 E/dE of one bin width at 1 keV =  555.022



Compare Zero-order and Dispersed Spectra...

==> MTA Monitor Task 5.7 <==

 Smoothing the spectra by E/dE ~  40.5605



Outputing Histograms of Spectra...


==> MTA Monitor Task 5.4 <==

 Creating obsid_55_Sky_LEGm1_hist.rdb ...
 Creating ISIS format: obsid_55_Sky_LEGm1_isis.dat ...
Spectrum Line Fits E/dE vs E Line list .txt or .rdb

 Creating obsid_55_Sky_LEGp1_hist.rdb ...
 Creating ISIS format: obsid_55_Sky_LEGp1_isis.dat ...
Spectrum Line Fits E/dE vs E Line list .txt or .rdb


Check Level 1.5 Columns...


 No Level 1.5 columns found in the file.


Output Histogram files from L1.5...


 No Level 1.5 columns - cannot create L1.5 histograms.


Listing of _summary.rdb file ...
Mon Jan  3 13:21:55 2000 : obs_anal.pro finished