OBSERVATORY UPICE SEPTEMBER 2012 CZECH REPUBLIC FREQUENCY 33 MHz OBSERVING PERIOD 33 MHz 1. - 30. 0500 1700 NO OBSERVATION 33 MHz SEP FREQ STATION TYPE START TIME OF DUR FLUX DENS. REMARKS 2012 TIME MAXIMUM MIN PEAK MEAN UT UT 2 33 UPIC 41 F 0921.3 0922.7 7.0 NOT UNCERTN 33 UPIC 45 C 1350.2 1350.9 1.8 CALIBRATED UNCERTN