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#                                                                            #
#                               IASI OPS-LRS                                 #
#         Release Notes for version OPS_V4-0-p123-AAPP-sl-20081006           #
#                               07 Oct 2008                                  #
#                                                                            #
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1. Package contents
-------------------
The following files are included in this release (with file sizes in bytes):

  RELEASE_NOTE_OPS-LRS_V4-0-p123.txt        3251 This release note
  OPS_V4-0-p123-AAPP-sl-20081006.tgz     1877773 IASI OPS-LRS package

To install and run the OPS-LRS package, users require AAPP v6.4 or higher and
the FFTW and XERCES libraries that have been issued previously with OPS-LRS.

For functional testing, the test case iasi-test-dump-20070215.tgz (issued
previously) may be used.


2. Purpose
----------
OPS-LRS processes MetOp IASI data from Level 0 to Level 1c. This version
incorporates the latest OPS release from CNES, with NWP-SAF modifications.

The Level 0 data are normally obtained by direct-readout AHRPT.


3. Installation
---------------
Please follow the instructions in the OPS-LRS User Manual.

Note that before running OPS-LRS with live IASI data you should download the
latest BRD configuration file which is available from the EUMETSAT UMARF.
Contact the NWP SAF if you have difficulty obtaining this file.


4. License
----------
To use this software, users need to have registered for OPS-LRS with the
NWP SAF (www.nwpsaf.org), and to have agreed to the terms of the OPS-LRS 
license agreement.


5. Delivery mechanism
---------------------
OPS-LRS is delivered by FTP or CD-ROM. The test case may not be permanently
available on the FTP site; if you require it please contact the NWP SAF
Helpdesk.


6. System requirements
----------------------
Supported platforms include: AIX, Solaris and Linux PC. HPUX is not supported.
IRIX users should contact the NWP SAF Helpdesk for guidance.

The host machine must be able to run multithreaded applications, using pthreads
(POSIX threads).

To build OPS-LRS requires a Fortran 90 or FORTRAN 77 compiler, a C compiler and
a C++ compiler.

To run OPS-LRS requires about 1 Gbyte of disk space and 2 Gbyte of memory.

Standard Unix utilities (including make, ar, tar, perl5, lex, yacc) are used.


7. Unpacking the files
----------------------
To unpack, bring up a Unix terminal window, copy the tgz file to a suitable
location on your file system and enter the command:

  tar -xzf OPS_V4-0-p123-AAPP-sl-20081006.tgz
  
or if your system does not support the "-z" option in tar,

  gunzip -c OPS_V4-0-p123-AAPP-sl-20081006.tgz | tar -xf -
  

8. Documentation
----------------
There are no changes to the User Manual or other documents.


9. AAPP Web site
----------------
For further information on AAPP and OPS-LRS, please visit the NWP SAF web site
at http://www.nwpsaf.org

For bug reports, suggestions for improvement, etc., please use the NWP SAF 
feedback form, linked from the above web site.