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Date: Thu, 07 Dec 2006 13:52:14 +0100
From: =?ISO-8859-1?Q?Jean-Pierre_M=E9r=E9?= <jpm.f1afj@online.fr>
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Subject: Re: LF: Re: T/A  last night :  XKO , XES
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Hello Alan ,
Very interesting your explanation, thank you to have taken time to write=20
it,
I am beginner but I learn very quickly !!!
73 qro Jean-Pierre f1afj

Alan Melia a =E9crit :
> Hi Jean-Pierre. You dont see any effect of a flare on the night-time
> signals. The radiation (Hard UV and X-rays) will produce an almost imme=
diate
> effect on daytime signals. See Dex's posting.
>
> If then there is a CME associated with the sun-surface activity this wi=
ll
> take some 56 hours to reach Earth. So there will be a two day delay bef=
ore
> the rising Kp index indicates the shock-front arrival. The recent incre=
ases
> in Kp to 5 on the 5th and 6th are due to a recurring coronal hole high =
speed
> flow, not the recent flares. This will depress overnight conditions fro=
m
> tonight. The effect should not be too bad as the Dst index indicates on=
ly a
> modest drop (to about -50nT )
>
> If there was a CME ejected with the X9 flare that will arrive probably
> tonight or early this evening (it might be a good night for aurora watc=
hing
> !) However the position of the spot producing that flare was close to t=
he
> limb of the Solar disc so the main force of the CME would not be direct=
ed
> Earthwards. I expect we may see another minor storm with Kp rising agai=
n to
> 5 or maybe 6 but not much further. The continued geomagnetic activity i=
s
> filling the Equatorial Ring current with electrons so the effects may t=
ake
> some days, maybe a week or so to decay away this time.
>
> Cheers de Alan G3NYK
>
>
> ----- Original Message -----
> From: Jean-Pierre M=E9r=E9 <jpm.f1afj@online.fr>
> To: <rsgb_lf_group@blacksheep.org>
> Sent: 07 December 2006 07:33
> Subject: LF: T/A last night : XKO , XES
>
>
>  =20
>> Hi all on the list !
>>
>> Thank you Joe W4DEX and John W1TAG to have brought
>> into service their beacons. How it was foreseeable,
>> the large solar activity well "very broke"
>> transatlantic propag!
>>
>> i copy on the grabber :
>> WD2XES , WD2XKO ( only a few traces )
>>
>> Low static level
>> Low noise level
>>
>> Captures of the night are on :
>> http://jpmere.online.fr/Grabber/Grabber.htm
>> please "click" on "Capture-1" to
>> "Capture-5" go back in time
>>
>> the files of night are filed each day at :
>> http://jpmere.online.fr/LF/
>>
>> 73 qro Jean-Pierre  f1afj   JN06ht
>>
>>
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>>    =20
>
>
>
>
>  =20

--=20
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