SUDDEN ENHANCEMENTS OF ATMOSPHERICS - SEA Month: NOVEMBER YEAR: 2013 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 1259 1347 1306 1 2 48 5 3 0520 0556 0526 1 2 36 5 4 1050 1205 1112 1 2 75 3 UNCERTN 5 0817 0938 0821 2 3 81 5 1156 1212 1159 1 2 16 1 6 1341 1438 1348 3 4 57 1 7 0819 0837 0825 1 2 18 6 1224 1310 1233 2 4 46 1 1417 1518 1428 3 4 61 1 8 0925 1003 0930 3 4 38 1 10 0843 0910 0855 2 2 27 2a UNCERTN 1249 1334 1255 1 2 45 5 11 1049 1106 1106 1 2 17 6 PREFLARE 1106 1230 1113 3 4 84 5 1251 1407 1335 1 2 76 3 1554 1621 1604 1 2 27 2a 12 1419 1449 1433U 1 2 30 3 14 0755 0821 0805 2 3 26 2b 15 1134 1205 1142 1 2 31 5 16 0739 0748 0748 1 2 9 6 PREFLARE 0748 0841 0753 3 3 53 5 18 1342 1458 1412 2 4 76 2b 19 0948 1016 1016 1 2 28 6 PREFLARE 1016 1405 1025 3 4 229 5 20 1124 1211 1133 1 2 47 5 21 1055 1209 1115 3 4 74 5 23 1204 1251D 1216 2 4 47D 5 1251 1343 1300 2 4 52 5 Evaluated by J.Klimes