SUDDEN  ENHANCEMENTS  OF  ATMOSPHERICS - SEA

Month: FEBRUARY   YEAR: 2010      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   0812   0851   0821    1     2     39     3
   6   1410   1511   1434    1     2     61     3
       1521   1606   1541    1     3     45     2b
   8   0733   0824   0745    3     4     51     1
       1200   1239   1204    2     4     39     1
       1337   1344   1344    1     2      7     6    PREFLARE
       1344   1439   1349    3     4     55     1
  10   1510   1527   1516    1     3     17     5
  12   0721   0740   0727    2     3     19     1
       1107   1125   1125    1     2     18     6    PREFLARE
       1125   1221   1129    3     4     56     1
  13   0749   0836   0755    2     4     47     5
       1229   1333   1243    2     4     64     1
  14   1152   1244   1207    1     3     52     5
  15   0739   0905   0830    1     2     86     3
  20   0836   0946   0846    1     2     70     3
       1615   1636   1623    1     2     21     6

       Evaluated by J.Klimes