SUDDEN  ENHANCEMENTS  OF  ATMOSPHERICS - SEA

Month: JULY       YEAR: 2007      Observing Station: OBSERVATORY
                                                      U P I C E
                                                   CZECH REPUBLIC

                                  Lat.:  50 30 26.6 N
Sea level: 416 m                  Long.: 16 00 43.5 E
Frequency: 27 kHz            Band pass: 308 Hz a 3 dB
Chart speed: 3.4 cm/H        Recorder time constant: 27 sec

Date   Start   End    Max.  Imp.  Def.  Dur.  Type   REMARKS
         UT     UT     UT   SEA         min.
   4   0814   0903   0826    1     2     49     5    UNCERTN
   6   1322   1410   1339    1     2     48     3
   7   1045   1225   1108U   1     2    100     3
  10   0531   0700   0546    1     2     89     5
       0712   0822   0725    2     3     70     5
  16   1359   1425   1304U   1     2     26     5    UNCERTN
  18   0819   0839   0822    1     2     20     1    UNCERTN
  29   0757   0814   0801    1     2     17     1    UNCERTN

       Evaluated by J.Klimes