Solar activity forecast for the period July 27 - July 28, 2024

Issued: 2024 July 26 17:00 UTC


Analysis from July 25/1700 UTC to July 26/1700 UTC:

Sunspot Regions on the Disk 26/1500 UTC (SDO Continuum): 15
The Largest Event: M1.7 from Region 3761 at 26/0442 UT
X-ray background flux (1.0-8.0 A) July 25: C1.6
Radio Flux 10.7 cm at 25/2300 UTC (Penticton): 166
Solar Wind Speed at 26/1644 UTC: 521.5 km/s, Density: 0.1 p/cm^3


Forecast:

activity level will be moderate
Event probabilities: Class C: 99, Class M: 55, Class X: 20, Proton: 10
X-ray background flux (1.0-8.0 A): in the range C1.5-C3.5
Radio Flux 10.7 cm: a fluctuation in the range 160-180

Michael Vavra
RWC Prague, Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz