Týždenná predpoveď
slnečnej aktivity

Solar activity forecast for the period October 12 – October 18, 2018
Issued: 2018 Oct 11 2100 UTC

Activity level from Oct 12 to Oct 15: very low
X-ray background flux (1.0-8.0 A): in the range A0.0-A6.0
Radio flux (10.7 cm): a fluctuation in the range 65-75 f.u.
Events: class C (0/period), class M (0/period), class X (0/period), proton (0/period)
Relative sunspot number (Ri): in the range 0-25

Activity level from Oct 16 to Oct 18: very low
X-ray background flux (1.0-8.0 A): in the range A0.0-A6.0
Radio flux (10.7 cm): a fluctuation in the range 65-75 f.u.
Events: class C (0/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 October 12 – October 18, 2018
Issued: 2018 Oct 11 2130 UTC

Quiet: Oct 16 – 17
Quiet to unsettled: Oct 12 – 13
Quiet to active: Oct 14 – 15, 18

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