Dear Colleagues,

We are pleased to announce that we have opened the registration and abstract submission web page for the 5th international HEPPA (High Energy Particle Precipitation in the Atmosphere) meeting, which will again be held jointly with SPARC/SOLARIS-HEPPA - Solar Influences for SPARC in *Baden-Baden near Karlsruhe, Germany, on 5-9 May 2014,*

Please check http://www.imk-asf.kit.edu/english/HEPPA_SOLARIS_2014.php for more information, registration and abstract submission.

The registration and abstract submission deadline is 28 February 2014 for all of you applying for travel support/registration fee waiver, and 15 March 2014. for all others.

The registration fee is 330 Euro and covers attendance to all sessions of the workshop, coffee breaks, the ice breaker on Monday evening, and the conference dinner at Kurhaus Baden-Baden on Wednesday. Any non-paying guests who want to attend the icebreaker and the conference dinner will need to pay a 90 EUR fee at the HEPPA/SOLARIS registration desk.

Please let me know if you have any questions, or if you would like to be removed from this distribution list. Also, please forward this announcement to colleagues who might be interested.

All the best, Gabriele Stiller

On behalf of the HEPPA/SOLARIS science and local organizing committees:

Scientific Committee: Scott Bailey, Bernd Funke, Kuni Kodera, Manuel Lez-Puertas, Katja Matthes, Jerry Meehl, Cora Randall, Aaron Ridley, Craig Rodger, Gabriele Stiller, Esa Turunen, Pekka Verronen

Local Organizing Committee: Gabriele Stiller, Thomas von Clarmann, Andrea Linden, Sylvia Kellmann, N.N.