January 13 – 19, 2023

Solar activity forecast for the period January 13 – 19, 2023

Issued: 2023 Jan 12 2100 UTC

Activity level from Jan 13 to Jan 16: moderate to very high
X-ray background flux (1.0-8.0 A): in the range B8.0-C6.0
Radio flux (10.7 cm): a fluctuation in the range 170-230 f.u.
Events: class C (2-20/day), class M (1-10/day), class X (0-2/day), proton (0-1/period)
Relative sunspot number (Ri): in the range 100-210

Activity level from Jan 17 to Jan 19: low to very high
X-ray background flux (1.0-8.0 A): in the range B7.0-C5.0
Radio flux (10.7 cm): a fluctuation in the range 165-220 f.u.
Events: class C (2-20/day), class M (0-8/day), class X (0-1/day), proton (0-1/period)
Relative sunspot number (Ri): in the range 100-210

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

Geomagnetic activity forecast for the period January 13 – 19, 2023

Issued: 2023 Jan 12 2130 UTC

Quiet to active: Jan 13 – 19

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