~SPACE WEATHER UPDATE~ 12~8~11 2 NEW ACTIVE REGIONS COMING AROUND~
SOLAR ACTIVITY: After days of quiet, two new active regions are rotating over the sun's eastern limb, heralding a possible uptick in solar activity. One of them erupted during the late hours of Dec. 7th, shown here in a movie from NASA's Solar Dynamics Observatory:
The untwisting magnetic filament hurled a fragment of itself into space but Earth was not in the line of fire.
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Solar wind
speed: 298.1 km/sec
density: 3.9 protons/cm3
explanation | more data
Updated: Today at 1446 UT
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X-ray Solar Flares
6-hr max: B6 1050 UT Dec08
24-hr: C1 0159 UT Dec08
explanation | more data
Updated: Today at: 1400 UT
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Daily Sun: 08 Dec 11
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Two new active regions (circled above) are emerging over the eastern limb. Credit: SDO/HMI
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Sunspot number: 122
What is the sunspot number?
Updated 07 Dec 2011
Spotless Days
Current Stretch: 0 days
2011 total: 2 days (<1%)
2010 total: 51 days (14%)
2009 total: 260 days (71%)
Since 2004: 821 days
Typical Solar Min: 486 days
Updated 07 Dec 2011
The Radio Sun
10.7 cm flux: 149 sfu
explanation | more data
Updated 07 Dec 2011
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Current Auroral Oval:
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Switch to: Europe, USA, New Zealand, Antarctica
Credit: NOAA/POES
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Planetary K-index
Now: Kp= 0 quiet
24-hr max: Kp= 1 quiet
explanation | more data
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Interplanetary Mag. Field
Btotal: 4.2 nT
Bz: 3.7 nT south
explanation | more data
Updated: Today at 1446 UT
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Coronal Holes: 08 Dec 11
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There are no large coronal holes on the Earthside of the sun. Credit: SDO/AIA.
