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19881208RSGA.txt
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FROM SPACE ENVIRONMENT SERVICES CENTER, BOULDER, COLORADO
SDF NUMBER 343
JOINT USAF/NOAA REPORT OF SOLAR AND GEOPHYSICAL ACTIVITY.
ISSUED 2200Z 08 DEC 1988
IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 07/2100Z
TO 08/2100Z: SOLAR ACTIVITY WAS MODERATE. REGION 5254, NOW A
DAY BEYOND WEST LIMB AT S16, PRODUCED AN M1/0F FLARE AT
07/2341Z. NEWLY NUMBERED REGION 5271 (N13E67) GENERATED A FEW
SMALL FLARES EARLY IN THE PERIOD. THE REST OF THE DISK CAN BE
CHARACTERIZED AS GENERALLY STABLE.
IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY SHOULD CONTINUE
AT A LOW LEVEL. NO FURTHER M-CLASS ACTIVITY IS ANTICIPATED
FROM REGION 5254.
IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 07/2100Z TO 08/2100Z:
THE GEOMAGNETIC FIELD HAS BEEN AT QUIET LEVELS FOR
THE PAST 24 HOURS.
IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS
LIKELY TO BE QUIET TO UNSETTLED THE NEXT THREE DAYS.
III. EVENT PROBABILITIES 09 DEC-11 DEC
CLASS M 10/10/10
CLASS X 01/01/01
PROTON 01/01/01
PCAF GREEN
IV. OTTAWA 10.7 CM FLUX
OBSERVED 08 DEC 169
PREDICTED 09 DEC-11 DEC 171/174/177
90 DAY MEAN 08 DEC 160
V. GEOMAGNETIC A INDICES
OBSERVED AFR/AP 07 DEC 002/006
ESTIMATED AFR/AP 08 DEC 003/008
PREDICTED AFR/AP 09 DEC-11 DEC 005/012-010/012-010/010