GEOALERT SIDC

3-day-forecast of solar and geomagnetic activity.
Source SIDC (RWC-Belgium)
Frequency Daily
Format Encoded data (ISES)
Mail header GEOALERT SIDC
SIDC code xut

Latest issue

:Issued: 2010 Sep 02 1345 UTC
:Product: documentation at http://www.sidc.be/products/xut
#--------------------------------------------------------------------#
# GEOALERT message from the SIDC (RWC-Belgium)                       #
#--------------------------------------------------------------------#

GEOALERT BRU245
UGEOA 30512 00902 1341/ 9930/
10022 20022 30022
99999
PLAIN
NOTE: the above forecasts are valid from 1230UT, 02 Sep 2010 until 04 Sep 2010
PREDICTIONS FOR 02 Sep 2010  10CM FLUX: 076 / AP: 011
PREDICTIONS FOR 03 Sep 2010  10CM FLUX: 077 / AP: 007
PREDICTIONS FOR 04 Sep 2010  10CM FLUX: 077 / AP: 001
COMMENT: The all quiet alert stays valid. The solar wind emanating from
a small coronal hole is blowing over the magnetosphere of the Earth. The
influence is limited to unsettled conditions.



TODAY'S ESTIMATED ISN  : 035, BASED ON 12 STATIONS.
99999
UGEOI 30512 00902 1341/ 01///
10026 20760 3006/ 4//// 80002 90180
99999

NOTICEABLE EVENTS SUMMARY
DAY BEGIN MAX  END  LOC    XRAY OP  10CM RADIO BURST TYPES     Catania NOAA NOTE
NONE
END

UGEOR 30512 00902 1341/ 02/06 02105
10026 2//// 3//// 472// 50110 60003 43412 00000
10029 2//// 3//// 4331/ 50040 60004 45227 01000
10030 2//// 3//// 4201/ 50010 60002 43725 01000
10031 2//// 3//// 4201/ 50010 60002 41110 00000
10032 2//// 3//// 4311/ 50020 60004 40108 00000
99999
USSPS 32404 01067 02922 64017 42112 21302 66008 44226 31307 
USSPS 21305 01148 03842 75017 42712 2/801 76011 44726 31303 77002 
42725 01204 
USSPS 81202 01060 02722 72010 41912 21302 73008 44228 31305 
USSPS 81202 02037 06022 76001 10119 01202 74001 41021 01202 72012 
43413 2/802 75001 43626 01202 73003 45128 11302 
USSPS 31405 02060 06552 26011 43412 2X903 29004 45227 32304 30001 
43725 01202 31001 41110 01202 32002 40108 12304 
UMAGF 30503 00902 0955/ 01065 1/012 21111 32322 
UMAGF 31523 00902 ///// 0100/ 1/006 20111 31233 
 
#--------------------------------------------------------------------#
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Details

The Geoalert message starts with the code GEOALERT BRUXXX, where xxx is the day-of-the-year number.
Besides the ISES codes like UGEOA, UGEOI, UGEOR and USSPS, this message contains the following information:
PLAIN
PREDICTIONS FOR "today" : 10CM FLUX: xxx / AP: xxx
PREDICTIONS FOR "today+1": 10CM FLUX: xxx / AP: xxx
PREDICTIONS FOR "today+2": 10CM FLUX: xxx / AP: xxx
99999
This gives the predicted 10.7 cm radioflux and the predicted Ap index for 3 days starting on the date of the message
NOTICEABLE EVENTS SUMMARY
DAY BEGIN MAX END LOC XRAY OP 10CM TYPE Catania NOAA NOTE

This is the header of a table that lists all major events.
DAY gives the day-of-the-month.
BEGIN, MAX and END give the UT time of the different phases of the X-ray output of the event.
LOC gives the location of the event in heliographic coordinates.
XRAY gives the GOES X-ray class of the event.
OP lists the optical flare class.
10cm gives the 10.7 cm radioflux output of the event.
TYPE specifies the type of radiobursts observed.
Catania gives the Catania sunspot group number where the event happened.
NOAA is the corresponding NOAA active region number.
NOTE is the header of any other type of information, e.g. if a CME was observed associated with the event.


Check the ISES code book for information on ISES codes.