SUDDEN ENHANCEMENTS OF ATMOSPHERICS - SEA Month: SEPTEMBER 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. 2 1705 1808 1717 1 2 63 2a 5 1450E 1722 1607U 1 2 153D 3 7 1721 1821 1730 2 4 60 5 8 1640 1659 1655 1 2 19 6 PREFLARE 1659 1741 1702 2 3 42 5 9 1701 1737 1712 1 2 36 3 1902 2100 1950 2 4 118 2a 10 1638 1705 1642 1 2 27 1 1707 1753 1727 1 2 46 3 11 1404E 1537 1427U 1 2 93D 3 12 0643 0700 0700 1 2 17 6 PREFLARE 0700 0804 0711 3 4 64 5 0833 0846 0846 1 2 13 6 PREFLARE 0846 0943 0847 2 3 57 5 1350 1424 1402 1 2 34 3 1431 1557 1510 1 2 86 5 13 1048 1120 1111 1 2 32 3 PREFLARE 1120 1226 1124 2 3 66 5 1246 1316 1316 1 2 30 3 PREFLARE 1316 1434 1326 2 3 68 2a 14 0955 1033 1033 1 2 38 3 PREFLARE 1033 1145 1042 3 3 72 5 1316 1419 1330 1 2 63 5 15 0832 1035 0838 3 3 123 5 1457 1603 1530 1 2 66 3 1611 1710 1657 1 2 59 4 16 1124 1220 1134U 1 2 56 5 1426 1511 X 1 2 45 5 1512 1613 1538 1 2 61 5 1616 1704 1628 1 2 48 5 17 0603 0637 0606 1 3 34 1 18 1605 1641 1621 1 2 36 3 21 0842 0937 0902 1 2 55 3 22 0920 1018 0947 2 3 58 2b UNCERTN 25 1641 1735 1653 1 2 54 3 UNCERTN The evaluation is not available for a strong radio disturbation: Date From To Date From To Date From To 01 0540 1610 02 0640 1500 03 0510 1900 04 0500 1900 05 0530 1450 06 0525 1445 07 0525 1445 08 0535 1545 09 0525 1540 10 0630 1245 11 1015 1404 16 0725 0950 18 0550 1530 19 0550 1700 23 0800 1400 24 0615 1415 25 0745 1415 26 1100 1345 Evaluated by L.Krivsky and J.Klimes