[SADXA] big x-ray flare

Jim Henderson jim_kf7e at cox.net
Sun Jul 8 14:20:19 EDT 2012


   And more info, near realtime, good perspective on various events. This M6 
is from 1512; 1515 caused an X1, at least 5 M flares, and loads of smaller 
ones. 1515 is about to rotate out of view, but new spots 1519 and 1520 
already are rotating into view and already show power.

    These could spell trouble for the IARU next weekend.



http://www.lmsal.com/solarsoft/last_events/

KF7E



----- Original Message ----- 
From: "Dave Burnett" <wd8krv at arrl.net>
To: "Southern AZ DX Association E-Mail Reflector" <sadxa at mailman.qth.net>
Sent: Sunday, July 08, 2012 5:34 PM
Subject: Re: [SADXA] big x-ray flare


> Just to follow up on Joe's comments, this from the Aussies:
>
> IPS FLARE ALERT - PART C
> PRELIMINARY FLARE DETAILS AT END OF FLARE
> ISSUE TIME: Sun Jul  8 17:02:48 GMT 2012
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> Approximate Flare Start  :  08-07-2012 1626 UT
> Approximate Flare Maximum:  08-07-2012 1632 UT  at Flux M 6.9
> Approximate Flare End    :  08-07-2012 1659 UT
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> Follow the progress of flares on the IPS Web site
> http://www.ips.gov.au Click "Space Weather" Click "X-Ray Flux"
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> Australian Space Forecast Centre
> IPS Radio and Space Services
> (61)(2)9213 8010 (phone)
> (61)(2)9213 8061 (fax)
> asfc at ips.gov.au
>
> -Dave
> WD8KRV
>
> -----Original Message----- 
> From: Desert Woodworker
> Sent: Sunday, July 08, 2012 10:03 AM
> To: Southern AZ DX Association E-Mail Reflector
> Subject: [SADXA] big x-ray flare
>
> DX-ers, et al.,
>
>
> Heard a sudden enhancement in white noise on 50.125 this morning
> while working a nice 6-m opening.  It had to be the Sun.  Sure enough,
> the GOES X-Ray graph showed a rising flare in the M-Class range, while
> the noise was raging on 6-m.
>
> Flare got up to about the M-8 Class range, falling short of X-Class on the
> logarithmic scale.
>
> Propagation was "sterilized" on 6-m and 10-m for a few minutes, but, as 
> the
> flare ceased, stations came back on 6-m and heard many beacons on 10m
>
> Time of flare-noise noted here on the atomic desk-clock, 09:31:30 MST,
> or 16:31:30 Zulu, Sunday, July 8 2012..
>
> It's always a privilege to be on the air and to hear these things in
> real-time
> from the sun.  For some of us, it's the only Radio-Astronomy we get to do.
> ;-)
>
> Here's the URL for the 1-minute resolution X-Ray graph from the satellite:
>
> http://www.swpc.noaa.gov/rt_plots/xray_1m.html
>
> and the five-minute time-hack graph:
>
> http://www.swpc.noaa.gov/rt_plots/xray_5m.html
>
>
> 73,
>
> --Joe / W7DXW
>
>
>
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