November 17 – 23, 2023

Solar activity forecast for the period November 17 – 23, 2023

Issued: 2023 Nov 16 2100 UTC

Activity level from Nov 17 to Nov 20: low to moderate
X-ray background flux (1.0-8.0 A): in the range B7.0-C2.0
Radio flux (10.7 cm): a fluctuation in the range 105-145 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 35-120

Activity level from Nov 21 to Nov 23: low to moderate
X-ray background flux (1.0-8.0 A): in the range B6.0-C3.0
Radio flux (10.7 cm): a fluctuation in the range 100-155 f.u.
Events: class C (1-20/day), class M (0-4/day), class X (0/period), proton (0-1/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 November 17 – 23, 2023

Issued: 2023 Nov 16 2130 UTC

Quiet to unsettled: Nov 17 – 20
Quiet to active: Nov 21 – 23

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