May 13 – 19, 2022

Solar activity forecast for the period May 13 – 19, 2022

Issued: 2022 May 12 2100 UTC

Activity level from May 13 to May 16: low to moderate
X-ray background flux (1.0-8.0 A): in the range B4.0-C4.0
Radio flux (10.7 cm): a fluctuation in the range 110-150 f.u.
Events: class C (1-20/day), class M (0-5/day), class X (0-1/day), proton (0/period)
Relative sunspot number (Ri): in the range 30-130

Activity level from May 17 to May 19: low to moderate
X-ray background flux (1.0-8.0 A): in the range B4.0-C4.0
Radio flux (10.7 cm): a fluctuation in the range 110-160 f.u.
Events: class C (1-20/day), class M (0-5/day), class X (0-1/day), proton (0/period)
Relative sunspot number (Ri): in the range 30-135

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

Geomagnetic activity forecast for the period May 13 – 19, 2022

Issued: 2022 May 12 2130 UTC

Quiet to unsettled: May 13 – 15, 19
Quiet to active: May 16 – 18

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