December 22 – 28, 2023

Solar activity forecast for the period December 22 – 28, 2023

Issued: 2023 Dec 21 2100 UTC

Activity level from Dec 22 to Dec 25: low to high
X-ray background flux (1.0-8.0 A): in the range B8.0-C3.0
Radio flux (10.7 cm): a fluctuation in the range 150-205 f.u.
Events: class C (2-22/day), class M (0-5/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 80-190

Activity level from Dec 26 to Dec 28: low to high
X-ray background flux (1.0-8.0 A): in the range B8.0-C3.0
Radio flux (10.7 cm): a fluctuation in the range 145-200 f.u.
Events: class C (2-22/day), class M (0-5/day), class X (0-1/period), proton (0/period)
Relative sunspot number (Ri): in the range 75-185

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

Geomagnetic activity forecast for the period December 22 – 28, 2023

Issued: 2023 Dec 21 2130 UTC

Quiet to unsettled: Dec 22 – 27
Quiet to active: Dec 28

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