ARLA/CLUSTER: condições solares para 17-12-2007

[Carlos Mourato]

  Caros colegas

Boletim solar para as 24:00 correntes

73 de CT4RK


SPACE WEATHER
Current conditions
  *Solar wind*
speed: *581.3 *km/sec
density: *3.6 *protons/cm3
explanation <http://spaceweather.com/glossary/solarwinddata.html> | more
data <http://www.sec.noaa.gov/ace/MAG_SWEPAM_24h.html>
Updated: Today at 1436 UT   *X-ray Solar Flares*
6-hr max: *B2 *1320 UT Dec17
24-hr: *C2 *0715 UT Dec17
explanation <http://spaceweather.com/glossary/flareclasses.html> |
more data<http://www.sec.noaa.gov/rt_plots/xray_5m.html>
Updated: Today at: 1435 UT     Daily Sun: 16 Dec 07
<http://www.spaceweather.com/images2007/16dec07/midi512_blank.gif?PHPSESSID=5npol2t3a8a6f902gj0m1rd4p1>
 Giant
sunspot 978 is breaking up. This is a good opportunity for amateur
astronomers with backyard solar
telescopes<http://www.spaceweather.com/ccount.php?linkURL=http://coronadofilters.com>to
watch a planet-sized object dissolve. Credit: SOHO/MDI
*Sunspot number: 28 *
What is the sunspot number?
<http://spaceweather.com/glossary/sunspotnumber.html>Updated 15 Dec 2007
<http://spaceweather.com/glossary/sunspotnumber.html>    Far side of the
Sun:  <http://www.spaceweather.com/images2007/14dec07/midi_farside_blank.gif?PHPSESSID=5npol2t3a8a6f902gj0m1rd4p1>
 This
holographic image <http://spaceweather.com/glossary/farside.html> reveals
one small sunspot on the farside of the sun. Image credit: SOHO/MDI
*Planetary
K-index*
Now: *Kp= 4 *unsettled
24-hr max: *Kp= 4 *unsettled
explanation <http://www.spaceweather.com/glossary/kp.html> | more data
<http://www.sec.noaa.gov/rt_plots/kp_3d.html>    Current Auroral Oval:
<http://www.sec.noaa.gov/pmap/gif/pmapN.gif>

Switch to: Europe <javascript:setPOESEurope()>, USA <javascript:setPOESUS()>,
New Zealand <javascript:setPOESAustralia()> <javascript:setPOESUS()>,
Antarctica <javascript:setPOESAntarctica()>
Credit: NOAA/POES
Updated: 2007 Dec 17 1317 UT
What is the auroral
oval?<http://www.northern-lights.no/english/what/oval.shtml>
*Interplanetary Mag. Field*
Btotal: *8.7 *nT
Bz: *7 *nT *south *
explanation <http://spaceweather.com/glossary/imf.html> | more
data<http://www.sec.noaa.gov/ace/MAG_24h.html>
Updated: Today at 1437 UT   Coronal Holes:
<http://www.spaceweather.com/images2007/16dec07/coronalhole_hinode_blank.jpg?PHPSESSID=5npol2t3a8a6f902gj0m1rd4p1>
 A
solar wind stream flowing from the indicated coronal hole should reach Earth
on Dec. 17th or 18th. Credit: Hinode X-ray Telescope      SPACE WEATHER
NOAA Forecasts
    Updated at: 2007 Dec 16 2312 UTC     FLARE
 0-24 hr
 24-48 hr
 CLASS M
 05 %
 01 %
 CLASS X
 01 %
 01 %
    Geomagnetic Storms:
Probabilities for significant disturbances in Earth's magnetic field are
given for three activity levels:
active<http://spaceweather.com/glossary/geostorm.html>,
minor storm <http://spaceweather.com/glossary/geostorm.html>, severe
storm<http://spaceweather.com/glossary/geostorm.html>  Updated
at: 2007 Dec 16 2312 UTC   Mid-latitudes
 0-24 hr
 24-48 hr
 ACTIVE
 35 %
 20 %
 MINOR
 20 %
 15 %
 SEVERE
 10 %
 05 %
  High latitudes
 0-24 hr
 24-48 hr
 ACTIVE
 35 %
 30 %
 MINOR
 25 %
 25 %
 SEVERE
 10 %
 10 %


-- 
Best 73 from:
regards from:
CT4RK
Carlos Mourato
Sines

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