September 1 – 7, 2023

Solar activity forecast for the period September 1 – 7, 2023

Issued: 2023 Aug 31 2100 UTC

Activity level from Sep 1 to Sep 4: 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 130-185 f.u.
Events: class C (2-20/day), class M (0-4/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 60-175

Activity level from Sep 5 to Sep 7: 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 130-185 f.u.
Events: class C (2-20/day), class M (0-4/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 60-175

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

Geomagnetic activity forecast for the period September 1 – 7, 2023

Issued: 2023 Aug 31 2130 UTC

Quiet to unsettled: Sep 5 – 7
Quiet to active: Sep 1 – 4

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