VS06b Results
Submitted checklist.txt and checklist.tex is also available		   [Summary | AIPS | Difmap ]
Analyst: Shinjii HORIUCHI
Date Prepared: 24-05-2001
 

Summary
 
Observation code : VS06b    AIPS Version : 15OCT99   
Date of Observation : 1998/162    Difmap Version : 2.3c 
Source Name : J2331-1556    vsop_difmap used : Yes 
Calibration Source(s) : 2251+158, 2255-282         
Ground telescopes : HA, HO, KA  Model Fitted to data : Yes 
Tracking Station(s) : TZ, UZ, GZ    Image made : Yes 
Correlator : Penticton         

 
Abstract
Space fringes are detected last 1.5 hour of observation with large off-set of about 2.3 microsec. GRTs (HO or KA?) may be showing showing remarkably low amplitude.
Model
Flux (Jy)
Radius (mas)
Theta (deg)
Major (mas)
Axial ratio
Phi (deg)
TB (10^12 K)
0.273406 0.0562451 -137.386 0.00231097 1.00000 -42.2737 2498.2693
(*) Quoted Brightness temperatures assume Gaussian components and are in the local (z=0) frame.


AIPS Data Reduction Notes
 
Task
Adverbs
CL
in
SN
in
CL
out
SN
out
Comments
FITLD
 
 
 
 
  
INDXR
 
 
 
 
  
FRING Solint=4, APARM(7)=3, DPARM=1,5000,
   400, 0, REFANT=2
1 
 
 
1 
 To search space fringes with wide search window 
TACOP
1 
 
2 
 
  
CLCOR OPCODE = 'SBDL',CLPARM( 1,2)=
   2292.4, antenna 1
2 
 
2 
 
 add large offset of 2.3 usec delay for Halca. 
CLCOR OPCODE = 'SBDL',CLPARM( 1,2)=
   -300, antenna 3
2 
 
2 
 
 add large offset of -300 nsec delay for Hobart. 
FRING Solint=6, APARM(7)=1, DPARM=1,200,
   50, 0, REFANT=2
2 
 
 
3 
 with narrow search window 
ANTAB
 
 
 
 
 TY1, GC1 are generated. 
APCAL
 
 
 
4 
  
CLCAL
2 
4 
3 
 
 SMOTY 'AMPL" 
CLCAL
3 
3 
4 
 
 SMOTY 'VLBI" 
SPLIT
4 
 
 
 
  
FITTP
 
 
 
 
  

AIPS Input Files
Comments
- None -

AIPS Output Files
PRTAN.LIS
LISTR.LIS
DTSUM_0.LIS
DTSUM_1.LIS
UVPLT_UV.PS
UVPLT_UVD.PS
UVPLT_UVPA.PS
SN_APCAL_AMP_2.PS		 SN_APCAL_AMP_1.PS
SN_FRING01_DEL_1.PS
SN_FRING01_DEL_2.PS
SN_FRING01_RAT_1.PS
SN_FRING01_RAT_2.PS
SN_FRING01_SNR_1.PS
SN_FRING01_SNR_2.PS
SN_CALIB_DEL_1.PS		 SN_CALIB_DEL_2.PS
SN_CALIB_RAT_1.PS
SN_CALIB_RAT_2.PS
SN_CALIB_SNR_1.PS
SN_CALIB_SNR_2.PS
SN_CALIB_PHA_1.PS
SN_CALIB_PHA_2.PS


Difmap Data Reduction Notes
Phase selfcal applied? Yes
Global amplitude selfcal (gscal) applied? No
Amplitude selfcal on non-global timescales used? Yes
Modelfit made and saved? Yes
Image Made and saved? Yes
Comments on Difmap processing

Image
Ampl, Phase vs (u,v) Distance
PS (42 kb)
JPEG (46 kb)
 Ampl, Phase vs Time
PS (149 kb)
JPEG 1, 2		 (u,v) Coverage
PS (21 kb)
JPEG (26 kb)
Closure Phase vs Time
PS (112 kb)
JPEG 1		 Clean Image
PS (32 kb)
JPEG (47 kb)
Modelfit
Ampl, Phase vs (u,v) Distance
PS (42 kb)
JPEG (45 kb)
 Ampl, Phase vs Time
PS (149 kb)
JPEG 1, 2		 (u,v) Coverage
PS (21 kb)
JPEG (26 kb)
Closure Phase vs Time
PS (112 kb)
JPEG 1		 Image with model components
PS (32 kb)
JPEG (37 kb)

More details on the Images and Modelfits are found in this page.

Model
Flux (Jy)
Radius (mas)
Theta (deg)
Major (mas)
Axial ratio
Phi (deg)
TB (10^12 K)
0.273406 0.0562451 -137.386 0.00231097 1.00000 -42.2737 2498.2693
(*) Quoted Brightness temperatures assume Gaussian components and are in the local (z=0) frame.


Last updated on Thu May 24 23:52:32 GMT 2001
by db_results.pl version 0.3.