[daip] NVSS data cube

Dharam Vir Lal dlal at head.cfa.harvard.edu
Tue Aug 17 16:10:44 EDT 2010


help!

i have NVSS Stokes IQU data cube (please see IMHEAD output below) and i
want to split these into three individual images so that i use COMB task
to make polarisation images.  what AIPS task will do this for me?

kind regards, Dharam.

----------------------------------------------------

AIPS 1: Got(1)   disk= 2  user= 164   type=MA   A2465_1_4.IQU.1
AIPS 1: Image=No_Name   (MA)         Filename=A2465_1_4   .IQU   .   1
AIPS 1: Telescope=VLA                Receiver=L-BAND
AIPS 1: Observer=NVSS GRP            User #=  164
AIPS 1: Observ. date=15-NOV-1993     Map date=17-AUG-2010
AIPS 1: Minimum=-1.99401448E-03      Maximum= 3.12409438E-02 JY/BEAM
AIPS 1: ----------------------------------------------------------------
AIPS 1: Type    Pixels   Coord value     at Pixel     Coord incr   Rotat
AIPS 1: RA---SIN    61    22 39 30.200      31.00        -15.000    0.00
AIPS 1: DEC--SIN    61   -05 44 21.000      31.00         15.000    0.00
AIPS 1: STOKES       3   1.0000000E+00       1.00  1.0000000E+00    0.00
AIPS 1: FREQ         1   1.4000000E+09       1.00  1.0000000E+08    0.00
AIPS 1: ----------------------------------------------------------------
AIPS 1: Coordinate equinox 2000.00
AIPS 1: Map type=NORMAL              Number of iterations=       1
AIPS 1: Conv size=  45.00 X  45.00   Position angle=   0.00
AIPS 1: Observed RA   22 40 00.000    DEC -04 00 00.00
AIPS 1: Maximum version number of extension files of type HI is   1




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