May 26 – June 1, 2023

Solar activity forecast for the period May 26 – June 1, 2023

Issued: 2023 May 25 2100 UTC

Activity level from May 26 to May 29: 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 130-190 f.u.
Events: class C (2-20/day), class M (0-8/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 55-170

Activity level from May 30 to Jun 1: 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 130-190 f.u.
Events: class C (2-20/day), class M (0-8/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 55-170

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

Geomagnetic activity forecast for the period May 26 – June 1, 2023

Issued: 2023 May 25 2130 UTC

Quiet to unsettled: May 26 – Jun 1

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