Solar Flux: 131 | Ap: 9 | Kp 1

131

131

(1715 UTC) 6h hi M5.1(0125Z 05/17) 24h hi M5.1(0125Z 05/17)

SSN: 122 (05/16/2012)

Solar Wind: 376 km/s @ 10.0 protons/cm3 Bz: 2012 May 17 1713Z at 9.8 nT

Global HF Propagation Conditions for 1600Z on 17 May, 2012

Warning (1929): Geomagnetic K-index of 4 expected From: 2012 May 16 2310 UTC To: 2012 May 17 0600 UTC Condition: Onset

Warning (354): Proton 10MeV Integral Flux above 10pfu expected From: 2012 May 17 0255 UTC To: 2012 May 17 2359 UTC Condition: Onset

Warning (62): Proton 100MeV Integral Flux above 1pfu expected From: 2012 May 17 0255 UTC To: 2012 May 17 2359 UTC Condition: Onset

Alert (1578): Geomagnetic K-index of 4 Period: 2100-2400 UTC Threshold Reached on 2012 May 16 2313 UTC

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I've posted a good informational article regarding HF radio signal propagation. Check it out:

Is HF radio signal propagation reciprocal? http://hfradio.org/ace-hf/ace-hf-reciprocal.html

I've posted a good informational article regarding HF radio signal propagation. Check it out:

De-mystifying HF radio signal propagation and modeling. http://hfradio.org/ace-hf/ace-hf-demystified.html

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Solar Flux: 131 | Ap: 9 | Kp 1

131