Subject: SMA MIRIAD Bug Report
From: hchen@phys.nthu.edu.tw ()
Date: 09/19/2012 12:30 PM
To: jzhao@cfa.harvard.edu, smamiriad@cfa.harvard.edu

Below is the result of the form submission.  It was submitted by
 (hchen@phys.nthu.edu.tw) on Wednesday, September 19, 2012 at 12:30:08
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Logging to SMAMBugRpt

Bug Tracking No 	 28 
 
User_Name: Vivien

Report_Type: Bug

Severity: Major

Priority: Medium

Linux: CentOS

Linux_Other: 

Linux_Ver: 2.6.18

Kernel: 

Hardware: intel

Occured_When: Task

Occured_Notes: uvflag: beta 09-Jan-10 Invert: version 1.1 27-Jun-2012

Description: Polarization data: 120809_03:14:49 (4GHz)
Visibilities are generated from IDL/MIR.  Several issues:
1. uvflag with edge keyword leads to Segmentation fault.   
2. invert halts without error messages, eventually quit with no outputs.  However, miriad4 from the carma repository seems to work (built with option --with-telescope=sma).   

====  Comparison case of polarization data 070810_05:07:05 (2GHz only passband) using smalod to generate visibilities works well with either the SMA beta version or the carma repository version  

Terminal: Invert: version 1.1 27-Jun-2012
Reading the visibility data ...
Applying gain corrections to vislair.wide/w3irs5.lsb
Applying polarization leakage corrections to vislair.wide/w3irs5.lsb
Making single plane images
Visibilities accepted: 446
Sidelobe suppression area is 0x0 arcsec
 ... this corresponds to natural weighting
Applying the weights ...
Theoretical rms noise: 3.627E-03
...


Supplied_Code: 

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