2023 Radio Blackouts

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Christopher K.
Posts: 6196
Joined: October 12th, 2009, 3:28 pm
Location: Baton Rouge, LA

2023 Radio Blackouts

Post by Christopher K. »

Twenty-Four Hour Observed Maximum: R1

At 6:57pm there was an R3 alert from the Space Weather Prediction Center associated with an X1.2 flare. According to the SWPC this alert is sent out when there is the possibility of wide areas of degradation and loss of radio contact for as much as sixty minutes for those on the Earth experiencing day. 2023 is here!

More information:
https://www.spaceweather.gov/news/r3-ra ... ary-5-2023
Christopher K.
Posts: 6196
Joined: October 12th, 2009, 3:28 pm
Location: Baton Rouge, LA

Re: 2023 Radio Blackouts

Post by Christopher K. »

Twenty-Four Hour Observed Maximum: R1

So, what does this mean for amateur radio? It's no surprise that there has been monitoring of solar activity (and the predictions) among hams and ham/shortwave enthusiasts for the last couple of years...
https://www.amateurradio.com/solar-cycl ... we-headed/

W5MMW (who is based in Chattanooga according to the FCC) maintains a solar conditions page...
https://solar.w5mmw.net/
Christopher K.
Posts: 6196
Joined: October 12th, 2009, 3:28 pm
Location: Baton Rouge, LA

Re: 2023 Radio Blackouts

Post by Christopher K. »

Twenty-Four Hour Observed Maximum: R2

Although it's not on the current alert strip right now, an R3 event was caused by an X1.2 flare emanating from Active Region 3256...
https://www.spaceweather.gov/news/r3-st ... 23-utc-day

R2 situations can cause brief high-frequency blackouts (up to about a half-hour, give or take ten minutes) and degrade low-frequency navigation signals for about the same amount of time.
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