Acknowledgment for Use:
You are welcome to use any graphics or photos from the CELIAS/SEM web pages for non-commercial use. When using CELIAS/SEM material, please acknowledge the CELIAS/SEM experiment on the Solar Heliospheric Observatory (SOHO) spacecraft (SOHO is a joint European Space Agency, United States National Aeronautics and Space Administration mission). For questions, please contact Leonid Didkovsky.


The following graphs are data from the SEM.
To view a larger graph, click on the graph image.

1996-1999


1999


1998


1997


1996

 

USC