VS03u Results
Submitted checklist.txt and checklist.tex is also available
  [Summary | AIPS | Difmap ]
Analyst: Shinjii HORIUCHI
Date Prepared: 21-05-2001
 

Summary
 
Observation code : VS03u    AIPS Version : 15OCT99   
Date of Observation : 1998/117    Difmap Version : 2.3c 
Source Name : J1517-2422    vsop_difmap used : Yes 
Calibration Source(s) : 1519-273         
Ground telescopes : HA, HO, SH, UD  Model Fitted to data : Yes 
Tracking Station(s) : NZ, UZ, GZ    Image made : Yes 
Correlator : Penticton         

 
Abstract
Space fringes are detected from all three tacking baselines. However these have very large off-set about 2 microsec. The source is very compact.
Model
Flux (Jy)
Radius (mas)
Theta (deg)
Major (mas)
Axial ratio
Phi (deg)
TB (10^12 K)
0.464174 0.00000 0.00000 0.0547904 1.00000 93.0128 7.5456
0.273110 0.922032 171.611 0.156114 1.00000 83.6598 0.5469
(*) 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
 
 
 
 
 
MSORT
 
 
 
 
 
INDXR
 
 
 
 
 
FRING Solint=2, APARM(7)=1, DPARM=1,
   6000, 200, 0, REFANT=2
 
 
found large offset of Halca delay about 2.5 microsec 
TACOP
 
 
--------------------------------------------------------- 
CLCOR ANTENNA=5, OPCODE='SBDL',
    CLPARM(1,2)=2500
 
 
correction of Halca delay 
FRING Solint=6, APARM(7)=1, DPARM=1,
   600, 100, 0, REFANT=2
 
 
found modest offset of GRT delay 
TACOP
 
 
--------------------------------------------------------- 
CLCOR ANTENNA=1, OPCODE='SBDL',
    CLPARM(1,2)=300.00
 
 
apply off-set for Hart --------------------------------------------------------- 
CLCOR ANTENNA=4, OPCODE='SBDL',
    CLPARM(1,2)=200.00
 
 
apply off-set for USUDA --------------------------------------------------------- 
CLCOR ANTENNA=5, OPCODE='SBDL',
    CLPARM(1,2)=-200.00
 
 
apply small off-set for again for Halca 
FRING Solint=6, APARM(7)=1, DPARM=1,
   300, 100, 0, REFANT=2
 
 
with narrow search window 
CLCAL SMOTYPE = 'VLBI'
 
 
ANTAB
 
 
 
 
TY1, GC1 are generated. 
APCAL
 
 
 
 
CLCAL
 
 
SPLIT
 
 
 
 
FITTP
 
 
 
 
 

AIPS Input Files
Comments
- None -

AIPS Output Files
PRTAN.LIS
LISTR.LIS
DTSUM_0.LIS
DTSUM_1.LIS
POSSM01_1.PS
POSSM01_2.PS
POSSM02_1.PS
POSSM02_2.PS
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_FRING02_DEL_1.PS
SN_FRING02_DEL_2.PS
SN_FRING02_RAT_1.PS
SN_FRING02_RAT_2.PS
SN_FRING02_SNR_1.PS
SN_FRING02_SNR_2.PS
SN_FRING03_DEL_1.PS
SN_FRING03_DEL_2.PS
SN_FRING03_RAT_1.PS
SN_FRING03_RAT_2.PS
SN_FRING03_SNR_1.PS
SN_FRING03_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? Yes
Amplitude selfcal on non-global timescales used? Yes
Modelfit made and saved? Yes
Image Made and saved? Yes
Comments on Difmap processing
The global amp. selfcal and short time interval amp. selfcal were applied. The source may consists of one compact core puls a extended component.

Image
Ampl, Phase vs (u,v) Distance
PS (43 kb)
JPEG (43 kb)
Ampl, Phase vs Time
PS (193 kb)
JPEG 1, 2, 3
(u,v) Coverage
PS (23 kb)
JPEG (25 kb)
Closure Phase vs Time
PS (215 kb)
JPEG 1, 2
Clean Image
PS (30 kb)
JPEG (49 kb)
Modelfit
Ampl, Phase vs (u,v) Distance
PS (43 kb)
JPEG (42 kb)
Ampl, Phase vs Time
PS (191 kb)
JPEG 1, 2, 3
(u,v) Coverage
PS (23 kb)
JPEG (25 kb)
Closure Phase vs Time
PS (216 kb)
JPEG 1, 2
Image with model components
PS (31 kb)
JPEG (36 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)
0.464174 0.00000 0.00000 0.0547904 1.00000 93.0128 7.5456
0.273110 0.922032 171.611 0.156114 1.00000 83.6598 0.5469
(*) Quoted Brightness temperatures assume Gaussian components and are in the local (z=0) frame.



Last updated on Tue May 22 10:47:49 GMT 2001
by db_results.pl version 0.3.