Outils Scientifiques Recherches
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Shown here are the latest SECCHI beacon images.
All of the energy that we detect as light and heat originates from nuclear reactions deep inside the Sun's high-temperature "core."
Agence spatiale canadienne www.asc-csa.gc.ca
Here is a comparison of SEM and GOES X-ray data for a randomly chosen, moderately active day (15 May 2001). A selected list of solar X-ray events observed by CELIAS/SEM (15 second averages) 21 Nov 2012 (DOY 326 1510 UT) M3.5 x-ray flare in AR1618 leading to a shock 54 hours later on 23 Nov 2012 (DOY 328) at 2122 UT.
SWPC Anonymous FTP Server 27-day Forecasts & Solar-Cycle Progression/Predictions Top-level directory About this Menu
The charts on this page depict the progression of the Solar Cycle. The charts and tables are updated by the Space Weather Prediction Center monthly using the latest ISES predictions. Observed values are initially the preliminary values which are replaced with the final values as they become available.
NOAA / Space Weather Prediction Center GOES Solar X-ray Imager NOAA National Weather Service Space Weather Prediction Center
ACE RTSW News and Announcements
Derived coronal hole areas. Colored dots represent photospheric footpoints of open field lines, with different colors used to indicate the expansion factors fs (or solar wind speed v) associated with the flux tubes.
Le Logiciel Heliocentrique v 1.3 ( Gratuit )