Hvezdáreň Roztoky

December 31, 2021 – January 6, 2022

Solar activity forecast for the period December 31, 2021 – January 6, 2022

Issued: 2021 Dec 30 2100 UTC

Activity level from Dec 31 to Jan 3: mostly low
X-ray background flux (1.0-8.0 A): in the range A8.0-B8.0
Radio flux (10.7 cm): a fluctuation in the range 80-110 f.u.
Events: class C (0-12/day), class M (0-1/day), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 11-70

Activity level from Jan 4 to Jan 6: mostly low
X-ray background flux (1.0-8.0 A): in the range A8.0-B8.0
Radio flux (10.7 cm): a fluctuation in the range 80-110 f.u.
Events: class C (0-12/day), class M (0-1/day), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 11-70

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

Geomagnetic activity forecast for the period December 31, 2021 – January 6, 2022

Issued: 2021 Dec 30 2130 UTC

Quiet to unsettled: Dec 31 – Jan 6

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