Het archief bekijken van donderdag 7 mei 1998
Activiteitenrapport
Bij elke genoemde zonnevlam in dit rapport werd een schaalfactor toegepast door het Space Weather Prediction Center (SWPC). Vanwege de SWPC-schaalfactor worden zonnevlammen 42% kleiner gerapporteerd dan voor de wetenschappelijke data. De schaalfactor werd verwijderd uit onze gearchiveerde zonnevlamdata om de werkelijke fysieke eenheden weer te geven.
Rapport van de zonne- en geofysische activiteit van 1998 May 07 2200 UTC
Opgemaakt door de NOAA © SWPC en verwerkt door Poollicht.beUSAF/NOAA rapport van de zonneactiviteit en geofysische activiteit
SDF Nummer 127 gepubliceerd omstreeks 2200Z op 07 MAY 1998
IA. Analyse van de actieve zonneregio's en zonneactiviteit van 06-2100Z tot 07-2100Z
SOLAR ACTIVITY WAS MODERATE. REGION 8214 (N26W47)
PRODUCED TWO M-CLASS EVENTS TODAY: AN M2/1B FLARE AT 1116Z AND AN
M1/SF AT 1350Z. THIS GROUP PRODUCED ADDITIONAL SUBFLARE LEVEL
ACTIVITY THROUGHOUT THE DAY. THE PART OF THE REGION JUST EAST OF THE
LARGEST SPOT APPEARS TO BE THE MOST ACTIVE. TOTAL SUNSPOT AREA FOR
THIS REGION HAS BEEN STEADY OVER THE LAST THREE DAYS SUGGESTING THAT
THE INITIAL GROWTH PHASE HAS ENDED. REGION 8218 (S22E61) HAS ROTATED
MORE CLEARLY INTO VIEW AS A DAO SUNSPOT GROUP AND ALSO PRODUCED
OCCASIONAL SUBFLARES INCLUDING A C4/SF AT 0739Z. REGION 8210
(S15W85) IS ROTATING QUIETLY AROUND THE WEST LIMB.
IB. Voorspelling zonneactiviteit
SOLAR ACTIVITY IS EXPECTED TO BE
MODERATE. THERE IS A GOOD CHANCE FOR CONTINUED M-CLASS ACTIVITY FROM
EITHER OF REGION 8210 OR 8214. THERE CONTINUES TO BE A SLIGHT CHANCE
FOR MAJOR FLARE ACTIVITY FROM THESE REGIONS AS WELL.
IIA. Samenvatting geofysische activiteit 06-2100Z tot 07-2100Z
THE GEOMAGNETIC FIELD WAS MOSTLY QUIET TO UNSETTLED. A PERIOD OF
MINOR SUBSTORMING WAS SEEN AT HIGH LATITUDES BETWEEN 0900-1330Z. THE
PROTON EVENT AT >= 10 MEV THAT STARTED AT 06/0835Z ENDED AT
07/0140Z. THE GREATER THAN 2 MEV ELECTRON FLUX CONTINUES TO BE AT
HIGH LEVELS.
IIB. Voorspelling geofysische activiteit
THE GEOMAGNETIC FIELD IS
EXPECTED TO BECOME DISTURBED TOMORROW DUE TO ARRIVAL OF TRANSIENT
FLOW ASSOCIATED WITH THE CME EVENTS THAT OCCURRED ON 06 MAY AT 0002Z
AND 0829Z. ACTIVITY IS EXPECTED TO BE AT MINOR TO MAJOR STORM LEVELS
WITH THE POSSIBILITY FOR SOME SEVERE STORM INTERVALS AT HIGH
LATITUDES. THE INTENSE PART OF THE DISTURBANCE SHOULD DIMINISH LATE
TOMORROW, BUT SOME RESIDUAL SUBSTORMING IS LIKELY TO LINGER MIDWAY
THROUGH THE SECOND DAY. UNSETTLED LEVELS ARE EXPECTED TO DOMINATE BY
THE THIRD DAY.
III. Kans zonnevlammen van 08 MAY tot 10 MAY
Klasse M | 75% | 65% | 65% |
Klasse X | 15% | 10% | 05% |
Proton | 15% | 10% | 05% |
PCAF | YELLOW
|
IV. Penticton 10.7 cm Flux
Geobserveerd 07 MAY 123
Voorspeld 08 MAY-10 MAY 120/115/110
90 dagen gemiddelde 07 MAY 107
V. Geomagnetische A index
OBSERVED AFR/AP 06 MAY 005/008
ESTIMATED AFR/AP 07 MAY 010/015
PREDICTED AFR/AP 08 MAY-10 MAY 045/050-015/025-010/015
VI. Kansen op geomagnetische activiteit van 08 MAY tot 10 MAY
A. Gemiddelde breedtegraad |
Actief | 10% | 30% | 25% |
Kleine storm | 30% | 25% | 10% |
Zware-ernstige stormcondities | 55% | 15% | 05% |
B. Hoge breedtegraad |
Actief | 10% | 20% | 25% |
Kleine storm | 20% | 30% | 10% |
Zware-ernstige stormcondities | 65% | 25% | 05% |
Alle tijden in UTC
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