SUDDEN  ENHANCEMENTS  OF  ATMOSPHERICS - SEA

Month: SEPTEMBER  YEAR: 2017      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    1135    1414    1315     1     2     159      3
        1524    1608    1534     1     2      44      5
   5    0637    0710D   0642     1     2      33D     5
   6    0902    0922D   0912     2     2      20D     5
        1143    1252    1208     1     2      69      5
        1551    1614    1602     1     2      23      6
   7    1432    1533    1439     2     4      61      5
   8    0746    0834    0748     1     2      48      5
  10    1540    1549    1549     1     2       9      6    PREFLARE
        1549    1701    1601     2     3      72      5


        Evaluated by J.Klimes