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ISDCCDCI
INTEGRAL Science Data Centre
ISDC Frequently Asked Questions
Frequently Asked Questions

  or     in all 146 FAQs

Note: The search is case insensitive, so use lower case characters to avoid confusion with categories. For clarity, answers are only displayed for a string search matching less than 10 FAQs.


How can I solve a library incompatibility with OSA on Mac OS X El Capitan ? [ SOFT-057 : 2016-APR-05 ]

Is mosaicking of mosaic images possible with OSA ? [ SOFT-056 : 2015-SEP-15 ]

How can I solve a missing Linux library issue for OSA 10.1 ? [ SOFT-055 : 2015-JAN-07 ]

How can I use the IC files matching a previous OSA version ? [ SOFT-054 : 2014-SEP-29 ]

Why should I always use the latest OSA when updating IC files ? [ SOFT-053 : 2014-SEP-04 ]

How does barycentrization with user-defined GTI work ? [ SOFT-052 : 2013-JUL-31 ]

What causes the error message "Fortran runtime error: End of record" ? [ SOFT-051 : 2013-APR-18 ]

What causes the error "Cannot find the revdir" ? [ SOFT-050 : 2013-JAN-10 ]

What is causing an error -1369 in ii_light ? [ SOFT-049 : 2012-MAY-21 ]

Why does og_create fails when using "+" or "[" characters in my list of Science Windows ? [ SOFT-048 : 2012-MAY-02 ]

Is it possible to mosaic images from different energy bands ? [ SOFT-047 : 2007-AUG-23 ]

How can I take the background into account when simulating INTEGRAL observations with XSpec ? [ SOFT-046 : 2013-APR-10 ]

How can I easily save disc space at the end of my scientific analysis ? [ SOFT-045 : 2005-SEP-14 ]

Why is my just defined $ISDC_REF_CAT not echoed ? [ SOFT-044 : 2005-JUL-06 ]

Where can I find the meaning of a status number or an error code in the log file of my scientific analysis ? [ SOFT-043 : 2005-JUN-16 ]

How can I get some usage help information for the scientific analysis scripts ? [ SOFT-042 : 2005-JUN-02 ]

Why do I get an error saying that templates are not found ? [ SOFT-041 : 2005-JUN-02 ]

How can I get a complete log file of my analysis ? [ SOFT-040 : 2005-JUN-02 ]

What are the common errors due to a bad setting of the REP_BASE_PROD ? [ SOFT-039 : 2005-JUN-02 ]

Why is the image_mosaic tool no more part of OSA ? [ SOFT-038 : 2005-JUN-01 ]

Is it possible to mix revision 1 and 2 (or 2 and 3) data together in one analysis ? [ SOFT-037 : 2013-MAR-01 ]

With OSA 10 shall I repeat the correction step for rev_3 data ? [ SOFT-036 : 2012-MAY-03 ]

How can I make Xronos use the BARYTIME column instead of TIME ? [ SOFT-035 : 2005-JUN-01 ]

Is it possible to create solar system barycentric times in the event lists ? [ SOFT-034 : 2005-JUN-01 ]

Is the spectral model in the catalog used for the spectral analysis ? [ SOFT-033 : 2005-MAY-26 ]

Can I run OSA without downloading the data of all instruments ? [ SOFT-032 : 2005-FEB-24 ]

I am running out of memory when opening a compressed file, what can I do ? [ SOFT-031 : 2005-FEB-24 ]

How can I avoid that two or more OSA runs are overwriting each others parameters ? [ SOFT-030 : 2005-FEB-24 ]

What is the reason of a status error -3023 (PIL_BOGUS_CMDLINE) ? [ SOFT-029 : 2005-MAY-26 ]

Why is the XSPEC number different from the FITS extension number ? [ SOFT-028 : 2004-APR-26 ]

Is it possible to mosaic images obtained for individual Science Windows ? [ SOFT-027 : 2005-MAY-31 ]

What is the status error -35606 (shell error 137: Killed) ? [ SOFT-026 : 2004-JAN-22 ]

Can I interrupt my scientific analysis with <control-c> ? [ SOFT-025 : 2005-FEB-01 ]

What can I do if I get an error -2004 (DAL_FILE_NOT_ACCESSIBLE) ? [ SOFT-024 : 2005-FEB-01 ]

How can I update a single executable ? [ SOFT-023 : 2003-SEP-26 ]

How can I avoid parameter file locking errors on Linux ? [ SOFT-022 : 2003-AUG-22 ]

Is there a problem using very long directory paths ? [ SOFT-021 : 2003-JUL-31 ]

What is the difference between a DOL and a file name ? [ SOFT-020 : 2003-APR-28 ]

How can I know which program did crash ? [ SOFT-019 : 2003-APR-14 ]

How can I define myself some Good Time Intervals (GTI) for my analysis ? [ SOFT-018 : 2013-JUL-31 ]

How to solve a program crash with status -3003: "Parameter initialization error" ? [ SOFT-017 : 2003-APR-11 ]

How can I use a variable in a parameter ? [ SOFT-016 : 2003-APR-11 ]

What to do if within isdcroot the command completion fails ? [ SOFT-015 : 2003-APR-02 ]

Why do some jobs running in background fail when one logs out of the window which launched them ? [ SOFT-014 : 2003-MAR-21 ]

How to prevent command-line prompts and GUI displays from being opened when working in a non-interactive way ? [ SOFT-013 : 2003-MAR-21 ]

Is it possible to use ISDC software without a Fortran 90 compiler ? [ SOFT-012 : 2005-FEB-24 ]

How to avoid display problems when running ROOT as a background job ? [ SOFT-011 : 2003-FEB-27 ]

What hardware do I need to run the OSA ? [ SOFT-010 : 2002-NOV-12 ]

How to update checksums in FITS files ? [ SOFT-009 : 2002-JUN-19 ]

Why shouldn't I touch the structure of an ISDC data tree ? [ SOFT-008 : 2001-NOV-12 ]

When do I have to close DAL elements ? [ SOFT-007 : 2002-JUL-24 ]

Why does DAL3GENconvertUTC2IJD needs to access a file ? [ SOFT-006 : 2000-SEP-07 ]

How does the function ``CommonPreparePars'' work ? [ SOFT-005 : 2000-AUG-30 ]

When using PIL, what is the meaning of the letters in the IRAF parameter files ? [ SOFT-004 : 2000-AUG-28 ]

Why is my DOL rejected in a Shell environment ? [ SOFT-002 : 2004-JAN-22 ]

Can I simply give the name of a FITS file as a DOL ? [ SOFT-001 : 2005-MAY-26 ]

Complementary information can be found in the ISDC Glossary and in OSA Known Issues.
Please send unanswered questions to the INTEGRAL Helpdesk.
To add or update an FAQ entry, please contact the Webmaster.