SUDDEN  ENHANCEMENTS  OF  ATMOSPHERICS - SEA

Month: MARCH      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   1025   1050   1033    1     2     25     6    UNCERTN
   8   1145   1254   1212    1     2     69     5
  10   0913   1020   0950U   1     2     67     3    UNCERTN
  13   0859   1025   0914    1     2     86     3    UNCERTN
       1425   1509   1442    1     2     44     3    UNCERTN
  14   1222   1404   1241    1     2    102     3
  15   1306   1405   1320U   1     2     59     3
  27   1157   1348   1210U   1     2    111     3
       1429   1522   1451    1     2     53     3

       Evaluated by J.Klimes