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Magnetic Storm (Aurora producing)



 
 
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  #1  
Old November 20th 03, 06:38 PM
Sam Wormley
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Default Magnetic Storm (Aurora producing)

Space Weather News for Nov. 20, 2003
http://spaceweather.com

A coronal mass ejection swept past Earth during the early hours of Nov.
20th and sparked bright auroras over northern parts of the United States.
At the time of this writing (1600 UT or 11:00 a.m. EST) a strong
geomagnetic storm is in progress. The interplanetary magnetic field near
Earth has tilted sharply south--a condition which promotes geomagnetic
activity. If this condition persists, auroras are possible at low
latitudes tonight.

The source of this space weather is sunspot 484--one of the trio of big
sunspots that caused intense solar storms last month. Indeed all three of
those active regions are back on the Earth-facing side of the sun, so more
solar activity is possible in the days ahead.

Visit Spaceweather.com for more information and pictures of today's
auroras.

__________________________________________________ _____


-Sam Wormley
http://edu-observatory.org/eo/aurora.html
  #2  
Old November 20th 03, 07:42 PM
David Knisely
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Default Magnetic Storm (Aurora producing)

Som Wormley wrote:

The source of this space weather is sunspot 484--one of the trio of big
sunspots that caused intense solar storms last month.


The NOAA numbers do not specifically refer to a "sunspot" but to an active
region. In any event, NOAA 10484 has been renumbered as 10501, since that
appears to happen on each solar rotation.
--
David W. Knisely
Prairie Astronomy Club:
http://www.prairieastronomyclub.org
Hyde Memorial Observatory: http://www.hydeobservatory.info/

**********************************************
* Attend the 11th Annual NEBRASKA STAR PARTY *
* July 18-23, 2004, Merritt Reservoir *
* http://www.NebraskaStarParty.org *
**********************************************



  #3  
Old November 21st 03, 12:10 AM
RHinNC
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Default Magnetic Storm (Aurora producing)

I'd say! Here in Central North Carolina (at 7:10PM EST) they are brighter
than they were a couple of weeks ago. Awesome!! To say the least.

"Sam Wormley" wrote in message
...
Space Weather News for Nov. 20, 2003
http://spaceweather.com

A coronal mass ejection swept past Earth during the early hours of Nov.
20th and sparked bright auroras over northern parts of the United States.
At the time of this writing (1600 UT or 11:00 a.m. EST) a strong
geomagnetic storm is in progress. The interplanetary magnetic field near
Earth has tilted sharply south--a condition which promotes geomagnetic
activity. If this condition persists, auroras are possible at low
latitudes tonight.

The source of this space weather is sunspot 484--one of the trio of big
sunspots that caused intense solar storms last month. Indeed all three of
those active regions are back on the Earth-facing side of the sun, so more
solar activity is possible in the days ahead.

Visit Spaceweather.com for more information and pictures of today's
auroras.

__________________________________________________ _____


-Sam Wormley
http://edu-observatory.org/eo/aurora.html



  #4  
Old November 21st 03, 06:03 AM
Lee Hiers, AA4GA
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Default Magnetic Storm (Aurora producing)

On Fri, 21 Nov 2003 00:10:25 GMT, "RHinNC" wrote:

I'd say! Here in Central North Carolina (at 7:10PM EST) they are brighter
than they were a couple of weeks ago. Awesome!! To say the least.


Nice display down here in North Georgia also...glad to see it, as I
missed it a couple weeks ago!

Lee


--
Lee Hiers, AA4GA
Cornelia, GA
 




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