SUDDEN ENHANCEMENTS OF ATMOSPHERICS - SEA Month: AUGUST YEAR: 2004 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 0602 0710 0617 1 2 68 5 0819 1052U 0906 1 2 153 5 1621 1711 1632 1 2 50 3 4 0554 0606 0557 1 2 12 1 1722 1757 1737 1 2 35 2a 5 0541 0640D 0634U 1 2 59D 3 1703 1809 1730 1 2 66 3 6 0627 0723 0706 2 3 56 4 UNCERTN 1320 1403 1332 1 2 43 5 9 1102 1153 1114U 1 2 51 3 1459 1539 1507 1 2 40 3 1545 1620 1555 1 2 35 5 1637 1657 1645 1 2 20 6 1659 1729 1708 1 2 30 3 10 1730 1755 1737 1 2 25 5 14 0543 0603 0547 1 2 20 1 0632 0748 0658 1 2 76 3 0751 0852 0800 3 4 61 1 0902 0954 0933 2 3 52 5 PREFLARE 0954 1113 1012 3 4 79 2a 1124 1204 1157 1 2 40 4 PREFLARE 1204 1323 1212 3 4 79 5 1328 1506 1349 3 4 98 1 1510 1620 1537 1 2 70 3 17 0740 0810 0755 2 2 30 2a 1708 1752 1720 1 2 44 5 20 1350 1442 1402U 1 2 52 5 21 1507 1551 1517 1 2 44 5 28 0651 0810 0715 2 4 79 5 0920 0954 0930 1 2 34 5 1239 1354 1307 1 2 75 3 30 0607 0723 0644U 2 3 76 3 The evaluation is not available for a strong radio disturbation: Day From To Day From To Day From To 01. 0000-2400 10. 0500-1558 24. 0800-1200 02. 0000-2400 11. 0530-1530 25. 1010-1530 03. 1050-1430 12. 0530-1600 27. 1115-1300 04. 0650-1540 13. 0840-1421 27. 1356-1530 05. 0640-1530 15. 0900-1615 29. 0600-1400 06. 0920-1230 16. 0545-1450 30. 1055-1400 07. 1030-1730 17. 0825-1530 08. 0720-1530 18. 0716-1555 09. 0700-1030 19. 0620-1536 09. 1246-1424 23. 0642-1540 Evaluated by L.Krivsky and J.Klimes