Re: [DX] Auringonpilkut

[Juha Vehmas <Juha.Vehmas@xxxxxxx>]

Hei!

Nevanlinnan aurinkokirjaa tavanneena mieleen tulee historian vähäpilkkuiset kaudet, erityisesti ns. Maunderin minimi, jolloin pilkut katosivat lähes tyystin v. 1645-1715...

73 JVH



> -----Original Message-----
> From: dx-bounces@xxxxxxxxxxxxx on behalf of Mauno Ritola
> Received: Thu Apr 12 16:32:28 EEST 2007
> To: dx@xxxxxxxxxxxxxxxx
> Subject: [DX] Auringonpilkut
> 
> No nyt, kun on riittävän valoisaa alkaa bandikin tuntua aika häiriöttömältä:
> 
> BLANK SUN: The sunspot number has been zero for eight--make that nine
> consecutive days. This may seem like a long time, but the sun can go much
> longer without sunspots. For instance, during the previous solar minimum in
> 1996, the sun was once blank for 37 consecutive days between Sept. 13th and
> Oct. 19th of that year. How long will the current "blank" last? Stay tuned.
> ...
> (www.spaceweather.com ) 12. April 2007 via A-DX
> 
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> 
> 


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THE INFORMATION IN THIS ARTICLE IS FREE. It may be copied, distributed
and/or modified under the conditions set down in the Design Science License
published by Michael Stutz at http://www.gnu.org/licenses/dsl.html