August 18 – 24, 2023

Solar activity forecast for the period August 18 – 24, 2023

Issued: 2023 Aug 17 2100 UTC

Activity level from Aug 18 to Aug 21: low to high
X-ray background flux (1.0-8.0 A): in the range B7.0-C3.0
Radio flux (10.7 cm): a fluctuation in the range 135-190 f.u.
Events: class C (2-20/day), class M (0-6/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 65-180

Activity level from Aug 22 to Aug 24: low to high
X-ray background flux (1.0-8.0 A): in the range B7.0-C3.0
Radio flux (10.7 cm): a fluctuation in the range 135-190 f.u.
Events: class C (2-20/day), class M (0-6/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 65-180

Jozef Lesko
Roztoky Observatory, Slovak Republic
https://roztoky.space/category/predpovede/
e-mail: safor (at) protonmail.ch

Geomagnetic activity forecast for the period August 18 – 24, 2023

Issued: 2023 Aug 17 2130 UTC

Quiet to unsettled: Aug 20 – 24
Quiet to active: Aug 18 – 19

Jozef Lesko
Roztoky Observatory, Slovak Republic
https://roztoky.space/category/predpovede/
e-mail: safor (at) protonmail.ch