December 9 – 15, 2022

Solar activity forecast for the period December 9 – 15, 2022

Issued: 2022 Dec 8 2100 UTC

Activity level from Dec 9 to Dec 12: low to moderate
X-ray background flux (1.0-8.0 A): in the range B3.0-C2.0
Radio flux (10.7 cm): a fluctuation in the range 110-155 f.u.
Events: class C (1-15/day), class M (0-4/day), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 40-130

Activity level from Dec 13 to Dec 15: low to moderate
X-ray background flux (1.0-8.0 A): in the range B3.0-C2.0
Radio flux (10.7 cm): a fluctuation in the range 110-150 f.u.
Events: class C (1-15/day), class M (0-4/day), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 40-125

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

Geomagnetic activity forecast for the period December 9 – 15, 2022

Issued: 2022 Dec 8 2130 UTC

Quiet to unsettled: Dec 9 – 15

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