SUDDEN ENHANCEMENTS OF ATMOSPHERICS - SEA Month: JULY YEAR: 2014 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. 1 0542 0648 0608 1 3 66 2a 0714 0857 0737 1 3 103 5 0905 0952 0912 1 2 47 3 1009 1049D 1021 1 3 40D 2a 1049 1108 1108 1 2 19 6 PREFLARE 1108 1206D 1123 2 3 58D 5 8 1617 1706 X 1 2 49 5 13 0849 0941 0903 1 3 52 5 31 1105 1136 1115 1 2 31 2a Evaluated by J.Klimes