[daip] [!6340]: aips - getjy problem

Aina Palau do-not-reply at nrao.edu
Tue Mar 17 18:19:24 EDT 2015


Aina Palau updated #6340
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getjy problem
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           Ticket ID: 6340
                 URL: https://help.nrao.edu/staff/index.php?/Tickets/Ticket/View/6340
           Full Name: Aina Palau
               Email: palau at ieec.uab.es
             Creator: User
          Department: AIPS Data Processing
       Staff (Owner): Eric Greisen
                Type: Issue
              Status: Open
            Priority: Default
                 SLA: NRAO E2E
      Template Group: Default
             Created: 17 March 2015 08:23 PM
             Updated: 17 March 2015 10:19 PM
      Resolution Due: 25 March 2015 08:23 PM (7d 22h 4m)



Dear Eric

Thanks for your suggestion. I ran:

task 'snplt'
source '1331+305' ''
inext 'sn'
optype 'amp'
opcode 'alif'
go

and idem for phases, and all amplitudes are around 2500 milligains, and phases between 0 and 360 degrees for the flux cal... BUT for the phase cal:

task 'snplt'
source '1733-130' ''
inext 'sn'
optype 'amp'
opcode 'alif'
go

I obtain this message:

LOCALH> SNPLT1: NO DATA SELECTED
LOCALH> SNPLT1: Purports to die of UNNATURAL causes

But I don't understand this, because when I ran calib on the phase cal, it seemed everything was ok:

task 'calib'  -> must be run for freqid 2 (the one corresponding to the pha cal, see listr)
calsour '1733-130' ''
timer 0
anten 0
uvrange 0
docal 2
gainuse 0 
flagver 1
clr2n 
refant 6
snver 1 
freqid 2
solint 0
go

LOCALH> CALIB1: Task CALIB  (release of 31DEC14) begins
LOCALH> CALIB1: Using 19990412 . CH 0 . 1  Disk= 1 Usid= 5808
LOCALH> CALIB1: UVGET: Using flag table version   1 to edit data
LOCALH> CALIB1: Selecting, editing and calibrating the data
LOCALH> CALIB1: Doing cal transfer mode with point model for each source
LOCALH> CALIB1: This is not self-calibration
LOCALH> CALIB1: Dividing data by source flux densities
LOCALH> CALIB1: Determining solutions using full vector averaging
LOCALH> CALIB1: Writing SN table    1
LOCALH> CALIB1: RPOL, IF= 1 The average gain over these antennas is  1.409E+00
LOCALH> CALIB1: RPOL, IF= 2 The average gain over these antennas is  1.400E+00
LOCALH> CALIB1: LPOL, IF= 1 The average gain over these antennas is  1.380E+00
LOCALH> CALIB1: LPOL, IF= 2 The average gain over these antennas is  1.387E+00
LOCALH> CALIB1: Found         1512 good solutions
LOCALH> CALIB1: Average closure rms =  0.01728 +-  0.00120
LOCALH> CALIB1: Fraction of times having data >  2.5 rms from solution
LOCALH> CALIB1: 0.29688 of the times had  0 -  2 percent outside  2.5 times rms
LOCALH> CALIB1: 0.56250 of the times had  2 -  4 percent outside  2.5 times rms
LOCALH> CALIB1: 0.12500 of the times had  4 -  6 percent outside  2.5 times rms
LOCALH> CALIB1: 0.01562 of the times had  6 -  8 percent outside  2.5 times rms
LOCALH> CALIB1: Adjusting solutions to a common reference antenna
LOCALH> CALIB1: Appears to have ended successfully


I can't figure out what am I doing wrong...

Thanks once more!

Aina

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