<font face="Verdana, Arial, Helvetica" size="2">Arpita Misra updated #16244<br />
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AIPS Merging error<br />
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<div style="margin-left: 40px;">Ticket ID: 16244</div>
<div style="margin-left: 40px;">URL: <a href="https://help.nrao.edu/staff/index.php?/Tickets/Ticket/View/16244">https://help.nrao.edu/staff/index.php?/Tickets/Ticket/View/16244</a></div>
<div style="margin-left: 40px;">Name: Arpita Misra</div>
<div style="margin-left: 40px;">Email address: <a href="mailto:simly14@gmail.com">simly14@gmail.com</a></div>
<div style="margin-left: 40px;">Creator: User</div>
<div style="margin-left: 40px;">Department: AIPS Data Reduction</div>
<div style="margin-left: 40px;">Staff (Owner): -- Unassigned --</div>
<div style="margin-left: 40px;">Type: Issue</div>
<div style="margin-left: 40px;">Status: Open</div>
<div style="margin-left: 40px;">Priority: Default</div>
<div style="margin-left: 40px;">SLA: NRAO E2E</div>
<div style="margin-left: 40px;">Template group: Default</div>
<div style="margin-left: 40px;">Created: 23 May 2020 09:54 AM</div>
<div style="margin-left: 40px;">Updated: 23 May 2020 09:54 AM</div>
<div style="margin-left: 40px;">Reply due: 27 May 2020 12:00 AM (3d 14h 6m)</div>
<div style="margin-left: 40px;">Resolution due: 17 February 2023 12:00 AM (999d 14h 6m)</div>
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<p>Hi,</p>
<p>I am new with AIPS , I have actually two files I want to merg using imerg command, but it shows the following error after I execute it. I have two maps, one of effelsberg and one is vla. Please help me out with this: the error message in the message server :</p>
<p>IMERG1: Task IMERG (release of 31DEC19) begins<br />IMERG1: FILES: UNEQUAL DIMENSIONS IN MAPS<br />IMERG1: FIRST = 4096 4096 SECOND = 241 241</p>
<p>IMERG1: Purports to die of UNNATURAL causes</p>
<p>The command I have given to merg:</p>
<p>AIPS 1: Image=J0749 (MA) Filename=J0749EFF .LGEOM . 2<br />AIPS 1: Telescope=EFF Receiver=<br />AIPS 1: Observer= User #= 1606<br />AIPS 1: Observ. date=BAD DATE Map date=23-MAY-2020<br />AIPS 1: Minimum=-3.11511923E-02 Maximum= 2.88347793E+00 JY/BEAM<br />AIPS 1: ----------------------------------------------------------------<br />AIPS 1: Type Pixels Coord value at Pixel Coord incr Rotat<br />AIPS 1: RA---SIN 4096 07 48 32.949 2048.50 -1.000 0.00<br />AIPS 1: DEC--SIN 4096 55 48 24.687 2048.50 1.000 0.00<br />AIPS 1: FREQ 1 1.4000000E+09 1.00 1.0000000E+08 0.00<br />AIPS 1: ----------------------------------------------------------------<br />AIPS 1: Coordinate equinox 2000.00<br />AIPS 1: Map type=NORMAL Number of iterations= 1<br />AIPS 1: Conv size= 574.20 X 574.20 Position angle= 0.00<br />AIPS 1: Observed RA 07 48 36.854 DEC 55 48 57.55<br />AIPS 1: Maximum version number of extension files of type HI is 1<br />>getn 6<br />AIPS 1: Got(1) disk= 1 user=1606 type=MA J0749EFF.REMAG.1<br />>imh<br />AIPS 1: Image=No_Name (MA) Filename=J0749EFF .REMAG . 1<br />AIPS 1: Telescope=VLA Receiver=L-BAND<br />AIPS 1: Observer=NVSS GRP User #= 1606<br />AIPS 1: Observ. date=23-NOV-1993 Map date=19-MAY-2020<br />AIPS 1: Minimum=-7.04436935E-03 Maximum= 2.76676361E-02 JY/BEAM<br />AIPS 1: ----------------------------------------------------------------<br />AIPS 1: Type Pixels Coord value at Pixel Coord incr Rotat<br />AIPS 1: RA---SIN 4096 07 48 32.949 0.00 -18.000 0.00<br />AIPS 1: DEC--SIN 4096 55 48 24.687 18.00 18.000 0.00<br />AIPS 1: STOKES 1 1.0000000E+00 1.00 1.0000000E+00 0.00<br />AIPS 1: FREQ 1 1.4000000E+09 1.00 1.0000000E+08 0.00<br />AIPS 1: ----------------------------------------------------------------<br />AIPS 1: Coordinate equinox 2000.00<br />AIPS 1: Map type=NORMAL Number of iterations= 1<br />AIPS 1: Conv size= 45.00 X 45.00 Position angle= 0.00<br />AIPS 1: Observed RA 08 03 58.852 DEC 55 51 31.45<br />AIPS 1: Maximum version number of extension files of type HI is 1<br />AIPS 1: Keyword = 'EPOCPRFX' value = 'J '<br />>task 'imerg'<br />>inp<br />AIPS 1: IMERG : Task which merges high and low res. images<br />AIPS 1: Adverbs Values Comments<br />AIPS 1: ----------------------------------------------------------------<br />AIPS 1: High res. image<br />AIPS 1: INNAME 'J0749EFF' Image name (name)<br />AIPS 1: INCLASS 'REMAG' Image name (class)<br />AIPS 1: INSEQ 1 Image name (seq. #)<br />AIPS 1: INDISK 1 Image disk drive #<br />AIPS 1: Low res. image<br />AIPS 1: IN2NAME 'J0749EFF' Image name (name)<br />AIPS 1: IN2CLASS 'LGEOM' Image name (class)<br />AIPS 1: IN2SEQ 1 Image name (seq. #)<br />AIPS 1: IN2DISK 1 Image disk drive #<br />AIPS 1: Output image<br />AIPS 1: OUTNAME ' ' Image name (name)<br />AIPS 1: OUTCLASS ' ' Image name (class)<br />AIPS 1: OUTSEQ 0 Image name (seq. #)<br />AIPS 1: OUTDISK 1 Image disk drive #<br />AIPS 1: CHANNEL 0 plane number from cubes<br />AIPS 1: UVRANGE 0 0 Min and max baseline (klam.)<br />AIPS 1: defining annulus of overlap<br />AIPS 1: ** press RETURN for more, enter Q or next line to quit print **<br />#<br />AIPS 1: FACTOR 0 If > 0.0 , use as norm.<br />AIPS 1: factor for low res. image<br />AIPS 1: AVOPTION ' ' Averaging option ' ','MEAN'<br />AIPS 1: DOWEIGHT 1 <= 0 => do not correct for<br />AIPS 1: beams (BMAJ, BMIN, BPA)<br />AIPS 1: BADDISK *all 0 Disks to avoid for scratch.</p>
<p>I will be grateful if you let me know how to fix my error. Thanks in advance!</p>
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<p>Regards,</p>
<p>Arpita Misra</p>
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