home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
ftp.sec.noaa.gov
/
2014.05.ftp.sec.noaa.gov.tar
/
ftp.sec.noaa.gov
/
pub
/
warehouse
/
1988_RSGA.tar.gz
/
1988_RSGA.tar
/
1988_RSGA
/
19881124RSGA.txt
< prev
next >
Wrap
Text File
|
2009-06-10
|
1KB
|
35 lines
FROM SPACE ENVIRONMENT SERVICES CENTER, BOULDER, COLORADO
SDF NUMBER 329
JOINT USAF/NOAA REPORT OF SOLAR AND GEOPHYSICAL ACTIVITY.
ISSUED 2200Z 24 NOV 1988
IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 23/2100Z
TO 24/2100Z: SOLAR ACTIVITY WAS LOW. NEW REGION 5254
(S16E77) PRODUCED THE LARGEST FLARE OF THE PAST 24 HOURS, A
C5/SF AT 24/1249Z. THIS REGION APPEARS TO BE THE RETURN OF
OLD REGION 5212 WHICH PRODUCED M-LEVEL FLARE ACTIVITY DURING
ITS LAST ROTATION. ALSO NUMBERED WAS REGION 5253 (N17E06).
IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS EXPECTED TO BE
LOW TO MODERATE. REGION 5254 MAY INCREASE ACTIVITY LEVELS.
IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 23/2100Z TO 24/2100Z:
THE GEOMAGNETIC FIELD WAS QUIET FOR THE PAST 24 HOURS.
IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS
EXPECTED TO BE MOSTLY UNSETTLED.
III. EVENT PROBABILITIES 25 NOV-27 NOV
CLASS M 30/30/30
CLASS X 05/05/05
PROTON 05/05/05
PCAF GREEN
IV. OTTAWA 10.7 CM FLUX
OBSERVED 24 NOV 142
PREDICTED 25 NOV-27 NOV 140/140/142
90 DAY MEAN 24 NOV 162
V. GEOMAGNETIC A INDICES
OBSERVED AFR/AP 23 NOV 003/005
ESTIMATED AFR/AP 24 NOV 003/008
PREDICTED AFR/AP 25 NOV-27 NOV 015/015-010/012-010/008