Viewing archive of onsdag, 1 oktober 1997

Solaktivitetsrapport

Any mentioned solar flare in this report has a scaling factor applied by the Space Weather Prediction Center (SWPC). Because of the SWPC scaling factor, solar flares are reported as 42% smaller than for the science quality data. The scaling factor has been removed from our archived solar flare data to reflect the true physical units.
Rapport för sol- och geofysisk aktivitet 1997 Oct 01 2200 UTC
Skapad av NOAA © SWPC och bearbetad av SpaceWeatherLive.com

USAF/NOAA rapport för sol- och geofysisk aktivitet

SDF Nummer 274 publicerat klockan 2200Z på 01 OCT 1997

IA. Analys av solfläcksgrupper och solaktivitet från 30-2100Z till 01-2100Z

SOLAR ACTIVITY WAS VERY LOW. NO SIGNIFICANT FLARES OCCURRED. NEW REGION 8091 (N22E72), CURRENTLY A 6-SPOT 'BXO' BETA GROUP, WAS NUMBERED TODAY. REGION 8091 IS THE RETURN OF OLD REGION 8084, WHICH GENERATED SEVERAL C-CLASS EVENTS AND TWO M-CLASS EVENTS DURING IT'S INITIAL ROTATION. REGION 8090 (S27E55) REMAINS STABLE AS A SINGLE SPOT 'HSX' ALPHA.
IB. Prognos för solaktivitet
SOLAR ACTIVITY IS EXPECTED TO BE VERY LOW TO LOW. BASED ON IT'S PAST HISTORY, REGION 8091 HAS THE POTENTIAL FOR GROWTH AND MODERATE C-CLASS ACTIVITY.
IIA. Sammanfattning av geofysisk aktivitet 30-2100Z till 01-2100Z
THE GEOMAGNETIC FIELD HAS BEEN UNSETTLED TO MAJOR STORM FOR THE PAST 24 HOURS, MOST LIKELY IN RESPONSE TO THE 'HALO' CORONAL MASS EJECTION DOCUMENTED ON 27 SEPTEMBER. ACTIVITY AT MIDDLE LATITUDES PEAKED AT MAJOR STORM LEVELS DURING THE 0900-1200Z INTERVAL, DECREASING TO UNSETTLED THEREAFTER. ACTIVITY AT HIGHER LATITUDES REMAINED IN THE MINOR TO MAJOR STORM RANGE THROUGH THE 01/1500-1800Z INTERVAL, BEFORE DROPPING DOWN TO UNSETTLED.
IIB. Prognos för geofysisk aktivitet
THE GEOMAGNETIC FIELD IS EXPECTED TO BE QUIET TO UNSETTLED FOR THE NEXT THREE DAYS, WITH THE CHANCE FOR ISOLATED PERIODS OF ACTIVE CONDITIONS.
III. Chans för solutbrott från 02 OCT till 04 OCT
M-klass05%05%05%
X-klass01%01%01%
Proton01%01%01%
PCAFGREEN
IV. Penticton 10.7 cm Flux
  Observerad       01 OCT 087
  Prognoserat   02 OCT-04 OCT  090/092/092
  90 Day Mean        01 OCT 082
V. Geomagnetiskt A-index
OBSERVED AFR/AP 30 SEP  009/007
ESTIMATED AFR/AP 01 OCT  028/045
PREDICTED AFR/AP 02 OCT-04 OCT  010/015-005/010-005/005
VI. Chanser för geomagnetisk aktivitet från 02 OCT till 04 OCT
A. Medelhöga breddgrader
Aktivt20%15%10%
Små stormförhållanden10%05%05%
Svåra stormförhållanden01%01%01%
B. Höga breddgrader
Aktivt20%15%10%
Små stormförhållanden10%05%05%
Svåra stormförhållanden01%01%01%

All times in UTC

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