SIDC Space Weather Briefing

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Presentation transcript:

SIDC Space Weather Briefing 09 June 2019 - 16 June 2019 Jan Janssens & the SIDC forecaster team

Summary Report Solar activity from 2019-06-09 12:00 UT to 2019-06-16 12:00 UT Active regions The Sun was spotless all week Flaring # B-class flare: 0 # C-class flare: 0 # M-class flare: 0 # X-class flare: 0 Filaments Some minor, quiescent filaments CMEs No earth-directed CMEs were observed Proton Events The >= 10 MeV proton flux was at nominal levels Solar wind and geomagnetic conditions from 2019-06-09 12:00 UT to 2019-06-16 12:00 UT Coronal Holes Extension of pos. pol. northern polar CH; Eq. diffuse neg. pol. CH ICME None observed SW Conditions SW speed: 300-500 km/s ; Bz: -7 - +7 nT K-indices max K-index (Dourbes): 3 max Kp-index (NOAA): 4 All Quiet Alert: Off since 09 June

Solar Activity

Solar active region - start of the week SDO/HMI White Light 2019-06-09 SDO/HMI Magnetogram 2019-06-09

Solar active region - middle of the week SDO/HMI White Light 2019-06-12 SDO/HMI Magnetogram 2019-06-12

Solar active region - end of the week Longest spotless stretch during the SC24-25 transit… and still ongoing!

Solar active region & Filament SDO/AIA 30.4 nm 2019-06-09 SDO/AIA 30.4 nm 2019-06-16

Filament & Filament eruption H-alpha 2019-06-09 H-alpha 2019-06-16

Solar F10.7cm radio flux

Flaring activity Probabilities (%) and occurrences (#) of B/C/M/X-flares issued at 12:30 and over the next 24h: Issue date 2019-06-09 2019-06-10 2019-06-11 2019-06-12 2019-06-13 2019-06-14 2019-06-15 2019-06-16 Probability ---|05|00|00 ---|01|01|01 Observed 00|00|00|00

Solar proton flux

Coronal Mass Ejection

Solar active region & Coronal hole SDO/AIA 19.3 nm 2019-06-09 SDO/AIA 19.3 nm 2019-06-16

Solar active region & Coronal hole SDO/AIA 19.3 nm 2019-06-09 SDO/AIA 19.3 nm 2019-06-16 + + + - - - - -

Solar Wind and Geomagnetic Activity

Solar wind parameters (DSCOVR data)

Solar wind parameters & K-index (DSCOVR/Dourbes)

Geomagnetic activity (K-indexes)

Outlook

Outlook: Solar activity

Outlook: Solar wind

Outlook: Geomagnetic activity

SIDC Space Weather Briefing See you at our next briefing! Or visit us at www.sidc.be