July 14 – 20, 2023

Solar activity forecast for the period July 14 – 20, 2023

Issued: 2023 Jul 13 2100 UTC

Activity level from Jul 14 to Jul 16: moderate to very 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 160-220 f.u.
Events: class C (3-22/day), class M (1-8/day), class X (0-2/period), proton (0/period)
Relative sunspot number (Ri): in the range 85-200

Activity level from Jul 17 to Jul 20: 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 150-210 f.u.
Events: class C (2-20/day), class M (0-8/day), class X (0-2/period), proton (0-1/period)
Relative sunspot number (Ri): in the range 80-195

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

Geomagnetic activity forecast for the period July 14 – 20, 2023

Issued: 2023 Jul 13 2130 UTC

Quiet to active: Jul 14 – 20

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