SUDDEN  ENHANCEMENTS  OF  ATMOSPHERICS - SEA

Month: AUGUST     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.
   5   1653   1750   1710    1     2     57     5
   6   1030   1110   1033    1     2     40     5
  14   1000   1058   1011    1     2     58     3    UNCERTN
  17   0543   0715   0613U   1     2     92     3
  18   0808   0826   0812    1     3     18     5
  20   0510   0550   0524    1     3     40     5    UNCERTN
  24   0754   0852   0815    1     2     58     5    UNCERTN
       0908   0946   0920    1     2     38     5    UNCERTN
  27   0715   0752   0734    1     2     37     3    UNCERTN
  30   1500   1553   1505    1     3     53     5
  31   0717   0753   0727    1     3     36     5
       1534   1632   1546U   1     2     58     3

       Evaluated J.Klimes