June 23 – 29, 2023

Solar activity forecast for the period June 23 – 29, 2023

Issued: 2023 Jun 22 2100 UTC

Activity level from Jun 23 to Jun 26: low to high
X-ray background flux (1.0-8.0 A): in the range B8.0-C4.0
Radio flux (10.7 cm): a fluctuation in the range 140-200 f.u.
Events: class C (3-22/day), class M (0-8/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 70-190

Activity level from Jun 27 to Jun 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 135-195 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 65-185

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

Geomagnetic activity forecast for the period June 23 – 29, 2023

Issued: 2023 Jun 22 2130 UTC

Quiet to active: Jun 23 – 29

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