OBSERVING REPORT - April 23 - May 5, 2010


Observers: J. Rybak (PI), H. Schleicher, A. Kucera, P. Gomory, C. Beck

Assistants: O. Wiloth, T. Hederer


Project: Spectroscopy of the quiet solar photosphere: properties of shocks and the acoustic flux generation (OPTICON 2010 VTT project)


Setup: VTT, KAOS, TESOS 42" FoV, 709.04 nm Fe I line, parallel "slit-jaw" light beam (90/10% and 80/20% beam splitter cubes in front of TESOS entrance to feed the ZEISS (Halle) H alpha filter and G-band interference filter, 2 PCO cameras


Weather/Observations: 12 days = 1.5 days for setup installation, 5.5 days with calima, 6.0 days with observations (at least in the morning although some cirrus still present)


Seeing: fairly good conditions for some tens of minutes in 3 days (27/4,3+5/5)


Problems:


Acknowledgments:


Remark: more details including proposal, notes, daily logs and a summary of the campaign can be found at a dedicated web page http://www.astro.sk/~choc/open/10_vtt/10_vtt.html.