SUDDEN ENHANCEMENTS OF ATMOSPHERICS - SEA Month: MARCH YEAR: 2005 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. 3 1435 1541 1450 1 2 66 3 5 1025 1122 1035 1 2 57 3 8 0952 1019 1003 1 2 27 6 UNCERTN 10 1108 1142 1135 1 2 34 3 PREFLARE 1142 1240 1144 2 3 58 1 11 0722 0825 0747 1 2 63 3 UNCERTN 0822 1018 0853 1 2 116 3 12 0818 0954 0906 1 2 96 3 17 1502 1542 1516 1 2 40 3 19 1050 1150 1109 1 2 60 3 21 0812 0935 0847 1 2 83 3 0937 1210 1022 1 2 153 3 23 0747 0912 0818 1 2 85 3 UNCERTN 1328 1426 1358U 1 2 58 3 29 1540 1604 1548 1 2 24 6 UNCERTN 31 1330 1421 1358 1 2 51 3 UNCERTN Evaluated by L.Krivsky and J.Klimes