Diskussion av prognoserat rymdväder

Datum av rapporten: 2019 Apr 20 0030 UTC
Skapad av NOAA SWPC och bearbetad av SWL

Solaktivitet

Sammanfattning av de senaste 24 timmarna
Solar activity was very low. Regions 2738 (N06W90, Hhx/alpha) and 2739 (N05W48, Bxo/beta) were stable and inactive. No Earth-directed CMEs were observed in available satellite imagery.
Prognos
Solar activity is expected to remain very low throughout the forecast period (20-22 Apr) due to the low flare probabilities of Region 2739.

Energirika partiklar

Sammanfattning av de senaste 24 timmarna
The greater than 2 MeV electron flux was at normal to moderate levels and the greater than 10 MeV proton flux remained at background values.
Prognos
The greater than 2 MeV electron flux is expected to continue at normal to moderate levels during the forecast period (20-22 Apr). The greater than 10 MeV proton flux is expected to maintain background levels.

Solvind

Sammanfattning av de senaste 24 timmarna
Solar wind parameters were indicative of an ambient regime.
Prognos
The solar wind environment is anticipated to continue at background levels throughout the forecast period (20-22 Apr).

Geospace

Sammanfattning av de senaste 24 timmarna
The geomagnetic field was quiet.
Prognos
The geomagnetic field is expected to be mostly quiet throughout the forecast period (20-22 Apr).

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Rymdvädersfakta

Senaste X-utbrottet:10/09/2017X8.2
Senaste M-utbrottet:20/10/2017M1.0
Senaste geomagnetiska stormen:17/03/2019Kp5 (G1)
Dagar utan solfläckar i 2019:62
Senaste dag utan solfläckar:06/04/2019

I dag i historien*

Solutbrott
12001M4.1
21998M1.4
32001M1.0
42000C8.6
52001C8.0
ApG
1200270G3
2201843G2
3201728G2
4199924
5201422G1
*sedan 1994

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