Týždenná predpoveď slnečnej
a geomagnetickej aktivity

Solar activity forecast for the period August 14 – August 20, 2020
Issued: 2020 Aug 13 2100 UTC

Activity level from Aug 14 to Aug 17: mostly very low
X-ray background flux (1.0-8.0 A): in the range A1.0-A8.0
Radio flux (10.7 cm): a fluctuation in the range 67-77 f.u.
Events: class C (0-1/period), class M (0/period), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 0-25

Activity level from Aug 18 to Aug 20: mostly very low
X-ray background flux (1.0-8.0 A): in the range A1.0-A8.0
Radio flux (10.7 cm): a fluctuation in the range 65-75 f.u.
Events: class C (0-1/period), class M (0/period), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 0-25

Jozef Lesko
Roztoky Observatory, Slovak Republic
e-mail: safor (at) protonmail.ch

Geomagnetic activity forecast for the period August 14 – August 20, 2020

Issued: 2020 Aug 13 2130 UTC

Quiet: Aug 14 – 18
Quiet to unsettled: Aug 19 – 20

Jozef Lesko
Roztoky Observatory, Slovak Republic
e-mail: safor (at) protonmail.ch