Viewing archive of söndag, 9 januari 2005

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 2005 Jan 09 2200 UTC
Skapad av NOAA © SWPC och bearbetad av SpaceWeatherLive.com

USAF/NOAA rapport för sol- och geofysisk aktivitet

SDF Nummer 009 publicerat klockan 2200Z på 09 Jan 2005

IA. Analys av solfläcksgrupper och solaktivitet från 08-2100Z till 09-2100Z

Solar activity has been moderate. Region 719 (S09E65) produced an M2.4 at 0854Z on 09 Jan which was accompanied by Type II radio emissions indicating a CME. Though it is reported as a small region, it continues to produce several plage fluctuations and point brightenings. Flare potential for this region remains fair. Region 718 (S06E54) continues to shrink, loosing another sunspot over yesterday with no other significant activity noted.
IB. Prognos för solaktivitet
Solar activity is expected to be low. There does, however exist the slight chance that Region 719 will produce an isolated M-class flare.
IIA. Sammanfattning av geofysisk aktivitet 08-2100Z till 09-2100Z
The geomagnetic field has been at quiet to unsettled levels. The solar wind transient activity of the previous few days has subsided, with solar wind speeds returning to a nominal 450 km/s. The geomagnetic field did incur a 12 nT sudden impulse on 09 Jan at 1042Z, but it was of insufficient strength and duration to cause a storm-level response.
IIB. Prognos för geofysisk aktivitet
The geomagnetic field is expected to be at quiet to unsettled levels from 10 through 12 Jan. There is a possibility for an isolated period of active or minor storming levels on 12 Jan due to the grazing impact of a coronal hole induced high speed solar wind stream. The CME activity generated by the M-class activity of 09 Jan is strongly directed away from Earth, and is unlikely to generate elevated activity levels.
III. Chans för solutbrott från 10 Jan till 12 Jan
M-klass15%15%15%
X-klass01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observerad       09 Jan 088
  Prognoserat   10 Jan-12 Jan  090/085/090
  90 Day Mean        09 Jan 105
V. Geomagnetiskt A-index
  Observerad Afr/Ap 08 Jan  020/030
  Förväntat     Afr/Ap 09 Jan  005/010
  Prognoserat    Afr/Ap 10 Jan-12 Jan  005/008-005/008-010/015
VI. Chanser för geomagnetisk aktivitet från 10 Jan till 12 Jan
A. Medelhöga breddgrader
Aktivt15%15%20%
Små stormförhållanden10%10%10%
Svåra stormförhållanden01%01%01%
B. Höga breddgrader
Aktivt20%20%25%
Små stormförhållanden10%10%15%
Svåra stormförhållanden01%01%05%

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