[IGSMAIL-6895] igs08_1787.atx: Update including reactivated Block IIR-M satellite SVN49/PRN06

[Ralf Schmid]

Dear IGS colleagues!

The absolute IGS antenna correction file (igs08_wwww.atx) has been 
updated. The new release is called 'igs08_1787.atx'. It contains the 
following change:

According to NANU 2014032, Block IIR-M satellite SVN49 resumed 
transmitting L-band utilizing PRN06 on 3 April 2014. Therefore, the 
following satellite has been added to igs08.atx:

G06 (G049)

Source:
> NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2014032 NANU TYPE: GENERAL
> *** GENERAL MESSAGE TO ALL GPS USERS *** ON APPROXIMATELY 03 APR 2014, SVN49 WILL RESUME TRANSMITTING L-BAND UTILIZING PRN06. AT L-BAND ACTIVATION, SVN49/PRN06 WILL BE UNUSABLE UNTIL FURTHER NOTICE. ADDITIONALLY, NO BROADCAST ALMANACS WILL INCLUDE SVN49/PRN06 UNTIL FURTHER NOTICE.
http://www.navcen.uscg.gov/?Do=gpsShowNanu&num=2014032


The updated antenna correction model is available at
ftp://igs.org/pub/station/general/igs08_1787.atx
or
ftp://igs.org/pub/station/general/igs08.atx


Details on the two latest model updates that were only announced via the 
"IGS Equipment Files" mailing list can be found at:

> [IGS-Equipment-Files] igs08_1781.atx: Update including TPSPN.A5
http://igscb.jpl.nasa.gov/pipermail/igs-equipment-files/2014-February/000067.html

> [IGS-Equipment-Files] igs08_1785.atx: Update including TRM55970.00
http://igscb.jpl.nasa.gov/pipermail/igs-equipment-files/2014-March/000069.html


Sorry for the late release and thanks to Richard Langley for his help!

With best regards,
Ralf Schmid
on behalf of the IGS Antenna Working Group