[daip] weird

Lawrence Rudnick larry at umn.edu
Thu Dec 1 12:34:44 EST 2016


I have a very strange problem, using 30DEC15, linux.

1)  i do a getn and another map comes up in qh.  this happened again 
after logging out and then back in. both TRANS1 and TRANS2 (temp files 
from DOFARS) have READ status when i do the subim.  the subim itself 
seems to have worked, in other words doing a subim of TRANS1, yields a 
map with the same min and max values as the original subim, so i'm 
assuming it's right, even though qh reports a different map (along with 
that maps min and max and stokes axis).


 >getn 32
AIPS 3: Got(1)   disk= 3  user=2255   type=MA   A2255_C.TRANS1.1
 >qh
AIPS 3: Image=A2255_ce  (MA)         Filename=A2255_C     .TRANS2.   1
AIPS 3: Magic value blanking
AIPS 3: Minimum=  -3.9202            Maximum=   3.8107 MilliJy/beam
AIPS 3: --------------------------------------------------------------
AIPS 3: Type    Pixels   Coord value  at Pixel    Coord incr   Rotat
AIPS 3: FQID       111    5.600000E+01      56*   1.0000E+00    0.00
AIPS 3: RA---SIN  2304    17 12 42.153    1152*       -1.000    0.00
AIPS 3: DEC--SIN  2800    64 09 43.000    1400*        1.000    0.00
AIPS 3: STOKES       1    UPOL               1*       1.0000    0.00
AIPS 3: FREQ         1    1.011500E+09       1    8.0050E+06    0.00
AIPS 3: --------------------------------------------------------------
AIPS 3: Map type=DIRTY               Number of iterations=       0
AIPS 3: Conv size=   7.00 X   7.00   Position angle=   0.00
AIPS 3: Max ext file #: HI   1    FQ   1
AIPS 3: * => NOT the formal reference pixel on this axis

Lawrence Rudnick
Distinguished Teaching Professor
Minnesota Institute for Astrophysics
School of Physics and Astronomy
University of Minnesota
http://umn.edu/~larry   larry at umn.edu
+1-612-624-3396



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