reduced GPS accuracy alert

GPS Space Weather Service - Warning of increased GPS positioning errors
Source GPS Section of the Royal Observatory of Belgium
Frequency ASAP, when needed
Format Plain text
Mail header reduced GPS accuracy alert
SIDC code gps

Latest issue 

:Issued: 2005 Sep 15 1655 UTC
:Product: documentation at http://sidc.oma.be/products/gps
#--------------------------------------------------------------------#
# GPS Space Weather Service                                          #
#--------------------------------------------------------------------#

WARNING: during the previous hour, the RTK positioning conditions 
were at red level

 
#--------------------------------------------------------------------#
# Solar Influences Data analysis Center - RWC Belgium                #
# Royal Observatory of Belgium                                       #
# Fax : 32 (0) 2 373 0 224                                           #
# Tel.: 32 (0) 2 373 0 491                                           #
#                                                                    #
# For more information, see http://sidc.oma.be.  Please do not reply #
# directly to this message, but send comments and suggestions to     #
# 'sidctech@oma.be'. If you are unable to use that address, use      #
# 'rvdlinden@spd.aas.org' instead.                                   #
#--------------------------------------------------------------------#

Details

This message is of the Fast Alert type.
It contains a single line indicating that the RTK positioning was severely (red conditions) or extremely (black conditions) disturbed.
For more details, see http://gpsatm.oma.be/Ionospheric-Products/General-Product-Description.php
Check the ISES code book for information on ISES codes.