SUDDEN ENHANCEMENTS OF ATMOSPHERICS - SEA Month: JANUARY YEAR: 2006 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. 2 1302 1327 1311U 1 2 25 5 3 1028 1208 1047U 1 2 100 3 4 1123 1207 1149U 1 2 44 3 10 0932 1055 0946 1 2 83 5 11 0916 0955 0929U 1 2 39 5 UNCERTN 13 0922 1005 0940U 1 2 43 3 1324 1355 1337 1 2 31 5 UNCERTN 15 1444 1550 1514 1 2 66 3 22 0825 1016 0840 1 2 111 3 UNCERTN 1239 1339 1247 1 2 60 5 1408 1458 1411 1 3 50 5 24 0958 1034 1009U 2 2 36 5 UNCERTN 25 0819 0932 0837U 1 2 73 3 1143 1244 1149 1 2 61 5 26 1343 1416 1402 1 2 33 3 UNCERTN Evaluated by L.Krivsky and J.Klimes