S O L A R R A D I O E M I S S I O N SPECTRAL OBSERVATIONS STATION : ASTROPHYSIKALISCHES INSTITUT POTSDAM OBSERVATORIUM FUER SOLARE RADIOASTRONOMIE D - 14552 TREMSDORF (GERMANY) FREQUENCY RANGE : 40 - 800 MHz MONTH : SEPTEMBER YEAR :2002 -------------------------------------------------------------------------------------------------------------- 1 2 3 4 5 6 7 8 9 10 11 12 -------------------------------------------------------------------------------------------------------------- 020901 0425 1744 POTS 0429 U 1744 U I S,N,DC 2 200U 380 100-200 MHz no data 020901 POTS 0443.8 0451.0 DCIM 2 440 750 020901 POTS 0511.7 0512.0 DCIM RS 2 460 660 020901 POTS 0547.6 0548.8 III G 2 40X 350 020901 POTS 0549.2 0549.4 DCIM 1 600 740 020901 POTS 0559.6 0600.5 III G 2 40X 260 020901 POTS 0654.5 0655.1 DCIM 2 230 770 020901 POTS 0718 1111 U III GG,N 1 40X 90 020901 POTS 0829.5 0833.0 III GG 3 40X 630 020901 POTS 1025.7 1026.2 DCIM 2 430 660 020901 POTS 1030.6 1031.6 DCIM 2 200U 420 020901 POTS 1101.0 1106.3 III GG 3 40X 450 020901 POTS 1222 1224 III G 1 40X 85 020901 POTS 1302.8 1303.1 III G 2 40X 85 020901 POTS 1318.7 1321.7 I DC 2 200U 270 020901 POTS 1324.8 1325.7 III G 3 40X 85 020901 POTS 1355.5 1402.3 III GG,N 2 40X 430 020901 POTS 1446.0 1446.4 DCIM 2 460 800X 020901 POTS 1509.9 1510.2 III B 2 200U 470 020901 POTS 1514.7 1516.4 III G,N 1 40X 85 020901 POTS 1519.8 1520.3 DCIM 1 200U 400 020901 POTS 1606.5 1606.8 DCIM 2 450 780 020902 0427 1741 POTS 0427 E 1703 U I S,N,DC 2 200U 380 100-200 MHz no data 020902 POTS 0648 1528 U III GG,N 2 40X 85 020902 POTS 0714.7 0720.5 III GG,N 3 40X 730 020902 POTS 0734.9 0735.3 III GG,N 3 40X 420 020902 POTS 0735.1 0735.7 V B 3 40X 70 020902 POTS 1007.7 1011.5 III GG 3 40X 420 020902 POTS 1114.1 1114.7 III G 3 40X 460 020902 POTS 1202.3 1203.2 III G 2 40X 330 020902 POTS 1419.6 1420.5 III G 2 40X 320 020903 0429 1739 POTS 0433 E 1739 U I S,N 2 200U 380 100-200 MHz no data 020903 POTS 0617.8 0618.2 III G 2 40X 400 020903 POTS 0619.5 0622.5 III G,N 2 40X 85 020903 POTS 0701.1 0701.4 III B 3 40X 85 020903 POTS 0709 1528 U III GG,N 2 40X 85 020903 POTS 1003.7 1005.3 III GG 3 40X 450 020903 POTS 1041.2 1041.6 III G 2 40X 400 020903 POTS 1254.6 1304.4 III GG,N 3 40X 420 020904 0432 1735 POTS 0447 U 0523 U I S,N 1 200U 380 100-200 MHz no data 020904 POTS 0513.5 0515.4 III G 2 40X 420 020904 POTS 0634 U 1558 U I S,N 2 45 390 020904 POTS 0642 0819 U III GG,N 2 40X 85 020904 POTS 0827.9 0829.2 III GG 3 40X 520 020904 POTS 1416.3 1428.4 III GG,N 2 40X 85 020904 POTS 1628 U 1735 U I S,N 1 240 420 020904 POTS 1634.6 1636.7 III GG 2 200U 330 020905 0434 1733 POTS 0448 0458 I S,N 2 200U 330 100-200 MHz no data 020905 POTS 0525.6 0525.8 III B 2 200U 370 020905 POTS 0622 U 0735 U I S,N 2 200U 340 020905 POTS 0728.8 0729.8 III GG 2 40X 370 020905 POTS 0753.3 0802.4 III G,N 3 40X 260 020905 POTS 0823 U 0913 U I S,N 1 230 350 020905 POTS 1043.7 1044.1 III G 2 50 420 020905 POTS 1116.8 1117.6 DCIM 2 200U 600 020905 POTS 1222.7 1223.3 III GG 2 200U 320 020905 POTS 1252.2 1254.7 III GG 2 40X 420 020905 POTS 1314.7 1315.3 III B 2 40X 85 020905 POTS 1349.1 1349.4 III B 2 45 300 020905 POTS 1355 1402 I S,N 1 200U 300 020905 POTS 1428 1443 I S,N 1 200U 320 020905 POTS 1609.2 1609.6 III G 2 200U 350 020905 POTS 1621 1700 I S,N 1 200U 280 020905 POTS 1628.1 1628.3 III B 2 40X 65 020905 POTS 1632 1637 DCIM 2 320 700 020905 POTS 1633.5 1647 II 2 40X 250 020905 POTS 1710 U 1733 U I S,N 1 200U 350 020906 0434 1731 POTS 0434 U 1329 U I S,N 2 200U 380 100-200 MHz no data 020906 POTS 0512.1 0515.6 III GG,N 2 200U 400 020906 POTS 0719.1 0720.4 III GG 2 40X 320 020906 POTS 0855.6 0857.0 III GG 3 40X 400 020906 POTS 1101.1 1101.6 III B 2 40X 85 020906 POTS 1125.3 1126.6 III GG 2 200 520 020906 POTS 1136.2 1136.4 III B 2 40X 85 020906 POTS 1228.5 1231.5 III G 2 40X 85 020906 POTS 1251.8 1308 U II 2 40X 80 020906 POTS 1307.0 1308.4 III G 2 200U 450 020906 POTS 1450 U 1558 U I S,N 1 200U 300 020906 POTS 1623.5 1630 U I S,N,DC 2 200U 270 020906 POTS 1624.7 1625.1 III B 2 40X 250 020906 POTS 1713 1730 U I S,N 2 200U 340 020907 0435 1731 POTS 0512.5 0518.8 III G,N 2 200U 370 100-200 MHz no data 020907 POTS 0523 1036 U I S,N,DC 2 200U 400 020907 POTS 0717.4 0736.3 III GG,N 3 40X 380 020907 POTS 0721.8 0722.8 V G 3 40X 60 020907 POTS 0823.0 0825.2 III GG,N 2 200U 240 020907 POTS 0922.5 0922.9 III G 2 40X 420 020907 POTS 1034.3 1035.3 III G 1 50 85 020907 POTS 1112 1529 U I S,N,DC 2 200U 350 020907 POTS 1124.6 1130.0 III G,N 2 40X 480 020907 POTS 1354.5 1404.7 III GG,N 2 200U 280 020907 POTS 1405.4 1405.8 III B 1 40X 80 020907 POTS 1426.9 1428.2 III G 1 50 80 020907 POTS 1611 U 1652 U I S,N 1 200U 400 020907 POTS 1720 1731 U I S,N,DC 2 200U 400U 020907 POTS 1722 1729 U III GG 2 200U 400U 020908 0437 1725 POTS 0446 0500 I S,N 2 200U 270 100-200 MHz no data 020908 POTS 0521 0748 U I S,N 1 200U 350 020908 POTS 1030 1126 I S,N 1 220 380 020908 POTS 1124 1138 U III GG,N 1 40X 80 020908 POTS 1145 1203 I S,N 1 200U 400 020908 POTS 1229.8 1231.8 I S 1 200U 330 020908 POTS 1231.1 1211.5 III G 2 45 300 020908 POTS 1247 1253 I S 1 200U 300 020908 POTS 1250 1302 III G,N 1 50 85 020908 POTS 1441.9 1453.8 III G 2 40X 85 020908 POTS 1501.6 1504.3 UNCLF 1 55 70 020908 POTS 1502 1530 I S,N 1 280 380 020908 POTS 1527.5 1529.4 III GG 2 40X 280 020908 POTS 1545 1643 I S,N 2 200U 380 020909 0438 1720 POTS 0601 0736 I S,N 1 250 370 100-200 MHz no data 020909 POTS 0632.7 0634.8 III GG 2 200U 530 020909 POTS 0823 1720 U I S,N 2 200U 380 020909 POTS 0838.8 0839.8 UNCLF 2 200U 320 020909 POTS 0851.8 0900.5 III GG,N 1 40X 85 020909 POTS 1333.0 1337.4 III GG 2 65 620 020909 POTS 1402.1 1403.9 III G 2 200U 360 020909 POTS 1458.7 1511.6 III GG,N 2 200U 370 020909 POTS 1522.8 1523.1 III G 1 40X 80 020910 0441 1724 POTS 0452 1724 U I S,N,DC 2 200U 380 100-200 MHz no data 020910 POTS 0556.3 0559.5 III GG 3 40X 420 020910 POTS 0921.2 0930.3 III GG 2 40X 80 020910 POTS 1021.0 1037.0 III GG,N 3 40X 450 020910 POTS 1128.5 1135.0 III GG,N 2 40X 350 020910 POTS 1452.0 1453.8 III GG 3 40X 730 020910 POTS 1453 1456.5 V G 3 40X 80 020910 POTS 1454.1 1454.5 DCIM 2 330 530U 020910 POTS 1500.4 1518.7 II 3 40X 75 020910 POTS 1654.9 1656.2 III GG 2 200U 340 020911 0443 1720 POTS 0529 1720 U I S,N,DC 2 200U 400 100-200 MHz no data 020911 POTS 0754 0811 III G,N 3 40X 320 020911 POTS 1016.7 1021.4 III GG,N 3 40X 500 020911 POTS 1246 1259 III GG,N 2 40X 280 020911 POTS 1328.6 1331.5 III GG,N 2 200U 350 020911 POTS 1329.7 1330.7 DCIM 2 460 590 020911 POTS 1341 1350 III G,N 1 40X 80 020911 POTS 1431 1458 III G,N 1 40X 70 020912 0447 1715 POTS 0530 0702 U I S,N 1 220 350 100-200 MHz no data 020912 POTS 0530.4 0530.9 DCIM 2 270 430 020912 POTS 0730 0914 III GG,N 1 40X 80 020912 POTS 0847.2 0847.4 III G 1 200U 270 020912 POTS 0856 U 0929 I S,N 1 200U 330 020912 POTS 0917.6 0925.6 III G 2 40X 400 020912 POTS 0941.2 0941.4 III B,U 2 40X 75 020912 POTS 1040.7 1045 UNCLF 1 57 78 020912 POTS 1057 1329 I S,N 1 200U 340 020912 POTS 1116.3 1127 III GG,N 2 40X 280 020912 POTS 1221.6 1224.4 III GG 2 45 280 020912 POTS 1248.0 1253.5 III GG,N 2 200U 330 020912 POTS 1252 1255 III G,N 1 40X 75 020912 POTS 1328.4 1328.6 III G 2 70 240 020912 POTS 1332 1528 U III GG,N 1 40X 75 020912 POTS 1336 1339 III GG 3 40X 400 020912 POTS 1506.1 1506.4 III B 2 40X 80 020912 POTS 1514 1535 III G 1 40X 80 020912 POTS 1518 1535 I S,N 1 50 350 020912 POTS 1550 U 1650 U I S,N 1 200U 320 020913 0450 1713 POTS 0516 U 0621 U I S,N 2 50 380 100-200 MHz no data 020913 POTS 0648 U 0850 U I S,N 2 45 300 020913 POTS 0709.7 1523 U III GG,N 1 40X 85 020913 POTS 0850 U 1659 U I S,N 2 200U 360 020913 POTS 1345.8 1354 U III GG 2 40X 300 020914 no observations 020915 no observations 020916 0454 1706 POTS 0454 U 1706 U I S,C,N 3 200U 470 100-200 MHz no data 020916 POTS 0659.9 1556 U III GG,N 2 40X 85 020916 POTS 1122.3 1125.8 III G 3 40X 450 020916 POTS 1347.0 1347.7 DCIM 2 300 570 020916 POTS 1555.1 1555.9 III GG 2 200U 650 020916 POTS 1702.3 1702.8 III G 2 200U 320 020917 0457 1706 POTS 0517 0700 U I S,N 2 200U 400 100-200 MHz no data 020917 POTS 0548.9 0552.7 III G 3 40X 400 020917 POTS 0551.4 0552.3 V B 3 40X 80 020917 POTS 0553.5 0554.3 DCIM 2 200U 800X 020917 POTS 0603 0700 U III GG,N 1 40X 60 020917 POTS 0700.0 0702.3 III G 3 40X 450 020917 POTS 0700 U 1400 U IV 2 200U 700 020917 POTS 0705.6 0706.6 DCIM 2 300 720 020917 POTS 0732 0830 U III GG,N 1 40X 80 020917 POTS 0916.7 0925.3 III GG 3 40X 800X 020917 POTS 0925.5 1023 III GG,N 2 40X 80 020917 POTS 0928.8 0937 II 2 40X 85 020917 POTS 1022.3 1023.2 DCIM 1 530 770 020917 POTS 1037.5 1040.3 III GG 3 40X 800X 020917 POTS 1040.3 1149 III GG,N 2 40X 85 020917 POTS 1048.1 1050.1 III GG 3 40X 650 020917 POTS 1235.0 1246 U III GG,N 2 40X 85 020917 POTS 1400 U 1706 U I S,N 2 200U 400 020918 0501 1702 POTS 0501 E 1702 U I S,N 2 200U 400 100-200 MHz no data 020918 POTS 0732 1600 U III GG,N 2 40X 85 020918 POTS 1012.7 1013.7 DCIM 2 300 800X 020918 POTS 1018 1051 U III GG,N 3 40X 700 020918 POTS 1021.4 1022.3 DCIM 2 350 600 020918 POTS 1258 U 1528 U I S,N 2 60 100U 020918 POTS 1529 1543 III GG 2 200U 750 020918 POTS 1638 1647 III GG 2 200U 400U 020919 0506 1702 POTS 0506 E 1702 U I S,N 2 200U 400 100-200 MHz no data 020919 POTS 0535 0545 II 1 40X 70 aerial off-sun 020919 POTS 0720 1528 U III GG,N 1 40X 80 020920 0500 1702 POTS 0500 E 1702 U IV 2 45 580 100-200 MHz no data 020920 POTS 0640 U 0714 III GG 2 40X 400 020920 POTS 0743 U 1003 U III GG,N 2 40X 450 020920 POTS 1003 U 1513 U III GG,N 2 40X 85 020920 POTS 1234 1240 III GG 3 40X 700 020920 POTS 1602.4 1606.6 III G 3 40X 400 020921 0517 1653 POTS 0517 E 1653 U I S,N.C,DC 2 40X 400 100-200 MHz no data 020921 POTS 0650.5 1518 U III GG,N 1 40X 85 020921 POTS 0652.1 0653.1 III G 3 40X 440 020921 POTS 0928.5 0929.1 III G 2 200U 380 020922 0501 1637 POTS 0501 E 1637 U I S,N,DC 2 200U 400 100-200 MHz no data 020922 POTS 0656.1 0657.2 III G 3 40X 350 020922 POTS 0656.6 0657.6 V G 3 40X 65 020922 POTS 0739 1529 U III GG,N 2 40X 85 020922 POTS 0934 1023 I S,N,DC 2 60 85 020922 POTS 1115.3 1117.3 III G 3 40X 450 020922 POTS 1117.0 1117.5 V B 3 40X 65 020922 POTS 1145 1218 I S,N,DC 2 50 85 020922 POTS 1231.2 1232.5 III GG 2 40X 330 020922 POTS 1243 U 1410 U I S,N,DC 2 40X 80 020922 POTS 1426.8 1427.5 III G 3 40X 350 020923 0514 1651 POTS 0514.0U 0519.5 III G,N 2 40X 550 100-200 MHz no data 020923 POTS 0515 U 1651 U I S,N,DC 2 200U 400 020923 POTS 0610.3 0610.6 III B 1 40X 80 020923 POTS 0646.9 0654.5 III GG,N 3 40X 430 020923 POTS 0655 1526 U III GG,N 1 40X 80 020923 POTS 0734.0 0734.9 III GG 3 40X 750 020923 POTS 0809.3 0812.4 III GG 3 40X 240 020923 POTS 1115.4 1120.7 III GG 3 40X 450 020923 POTS 1147.0 1148.9 III G 3 40X 280 020923 POTS 1219.7 1220.9 III G 3 40X 330 020923 POTS 1240.6 1241.3 III G 2 40X 270 020923 POTS 1318.2 1318.5 III B 2 40X 330 020924 0519 1652 POTS 0519 U 1652 U I S,N 2 200U 370 100-200 MHz no data 020924 POTS 0601.2 0602.2 DCIM 2 290 800X 020924 POTS 0658 1437 U III GG,N 2 40X 80 020924 POTS 0838.3 0851.5 III G,N 2 40X 480 020924 POTS 1003.6 1005.4 III G 3 40X 420 020924 POTS 1022.9 1023.4 III G 3 40X 380 020924 POTS 1053.5 1058.1 III G,N 2 40X 500 020924 POTS 1340.0 1340.4 III G 2 40X 340 020924 POTS 1412.1 1412.6 III G 2 40X 270 020924 POTS 1623.4 1623.8 III G 2 40X 350 020925 0522 1647 POTS 0522 U 0858 U I S,N 2 200U 340 100-200 MHz no data 020925 POTS 0705 0717 III G,N 1 40X 80 020925 POTS 0747 0915 III G,N 1 40X 85 020925 POTS 0931.5 0931.9 III G 2 200U 480 020925 POTS 0932.0 0932.9 I S,DC 1 220 320 020925 POTS 0943.2 0943.5 I DC 1 260 320 020925 POTS 1004 1014 III G,N 1 40X 85 020925 POTS 1015.1 1015.5 III G,U 1 200 370 020925 POTS 1039.8 1041.0 III G 1 200U 380 020925 POTS 1136 1149 I S,N 1 250 390 020925 POTS 1208 U 1243 U III G,N 1 40X 80 020925 POTS 1255 1258 I S,N 1 200U 400 020925 POTS 1258.4 1258.7 III G,U 2 200U 800X 020925 POTS 1302.8 1303.0 III B 1 40X 85 020925 POTS 1325.6 1325.9 III B 1 40X 55 020925 POTS 1341.2 1341.6 III G 1 40X 65 020925 POTS 1401 1403 I S,N 1 200U 250 020925 POTS 1405.5 1407.1 III GG 2 40X 450 020925 POTS 1411 1602 U I S,N 1 200 350 020925 POTS 1413.1 1413.5 III B 2 40X 80 020925 POTS 1413.2 1413.5 III B 2 200U 280 020926 0510 1644 POTS 0510.5U 0520.0 DCIM 2 230 520 100-200 MHz no data 020926 POTS 0543 1113 U I S,N 1 200U 400 020926 POTS 0643 0900 U III GG,N 1 40X 80 020926 POTS 0700 0714 DCIM 1 270 500 020926 POTS 0748.4 0749.0 DCIM 2 330 650 020926 POTS 0816.0 0820.5 III GG 2 40X 750 020926 POTS 0907.8 0908.5 III GG 2 200U 370 020926 POTS 1005.7 1010 DCIM 2 200U 670 020926 POTS 1015.2 1015.8 III G 2 200U 280 020926 POTS 1056.3 1059.2 DCIM 2 210 540 020926 POTS 1138 U 1441 I S,N 2 200U 400 020926 POTS 1312 1404 U III GG,N 1 40X 85 020926 POTS 1348.3 1350.2 III G 3 40X 600 020927 0521 1640 POTS 0521 E 0600 U I S,N 1 200U 360 100-200 MHz no data 020927 POTS 0526.2 0530.1 III G,N 2 200U 380 020927 POTS 0624.4 0625.8 III G 2 40X 400 020927 POTS 0623 U 0847 I S,N 1 200U 370 020927 POTS 0908 0928 I S,N 1 200U 330 020927 POTS 1021.1 1021.4 III G,U 1 200U 400 020927 POTS 1039 1151 I S,N 1 300 400 020927 POTS 1242.4 1243.0 DCIM 2 270 520 020927 POTS 1301.3 1311.8 III GG 3 40X 800X 020927 POTS 1313.3 1326 II 3 40X 85 020927 POTS 1435.5 1444.5 I S,N 1 40X 75 020927 POTS 1436 1443 III G,N 1 200U 400 020927 POTS 1440.8 1442.9 III G 2 200U 270 020927 POTS 1612.0 1614.2 I S,N 1 260 340 020927 POTS 1613.5 1614.9 DCIM 1 350 520 020928 0521 1640 POTS 0610.1 0611.0 III G 1 40X 300 100-200 MHz no data 020928 POTS 0615 0721 U III G,N 1 40X 75 020928 POTS 0646.1 0647.4 III G 1 200U 270 020928 POTS 0652.7 0705 III G,N 2 40X 380 020928 POTS 0807.5 0808.9 III G 2 40X 460 020928 POTS 0927.6 0929.1 III G 2 40X 85 020928 POTS 1012.9 1013.7 III G 2 40X 85 020928 POTS 1013.2 1154 I S,N 1 200U 340 020928 POTS 1030 1057 III GG 3 40X 740 020928 POTS 1108 1126 III GG,N 2 40X 400 020928 POTS 1201.3 1240 U III GG,N 3 40X 270 020928 POTS 1240 U 1314 III GG,N 2 40X 85 020928 POTS 1304 1510 I S,N,C 2 200U 400 020928 POTS 1329 1419 III GG,N 2 40X 560 020928 POTS 1429 1458 III G,N 1 40X 80 020928 POTS 1558.4 1559.2 III G 2 40X 380 020928 POTS 1605 1611 I S,N 1 200U 330 020929 0523 1637 POTS 0548 U 1238 U I S,N,DC 2 200U 400 100-200 MHz no data 020929 POTS 0603.7 0643.5 III GG,N 3 40X 800X 020929 POTS 0647 0901 U III GG,N 2 40X 85 020929 POTS 0747.6 0749.3 III GG 3 40X 85 020929 POTS 0748.5 0751.8 V G 3 40X 65 020929 POTS 0824.0 0826.3 III G 2 40X 270 020929 POTS 1407.7 1424 I S,N 1 200U 400 020929 POTS 1408.3 1419.7 III GG 3 40X 85 020929 POTS 1408.4 1408.9 DCIM 2 360 420 020929 POTS 1409.0U 1411.3 V G 3 40X 75 020929 POTS 1418.3 1419.1 DCIM 2 310 550 020929 POTS 1418.9 1419.2 V B 3 40X 65 020929 POTS 1447.0 1459.6 III GG 3 40X 400 020929 POTS 1451 U 1500 I S,N 1 200U 400 020929 POTS 1511.3 1511.7 III G 2 40X 85 020930 0519 1635 POTS 0519 U 0553 U I S,N 2 200U 400 100-200 MHz no data 020930 POTS 0519.7U 0523.4 III G 2 40X 270 020930 POTS 0541.7 0547.8 III GG 3 40X 800X 020930 POTS 0625 U 1635 U I S,N,DC 2 200U 400 020930 POTS 0625.5 0628.6 III GG 2 40X 85 020930 POTS 0627.6 0628.1 DCIM 2 330U 500 020930 POTS 0640.8 0641.2 III B 2 40X 50 020930 POTS 0655.7 0705.9 III GG,N 3 40X 660 020930 POTS 0706.8 0710 II 2 40X 58 020930 POTS 0717.9 0832 U III GG,N 2 40X 85 020930 POTS 0928 1419 III GG,N 3 40X 85 020930 POTS 1014.6 1015.0 DCIM 2 400 620 020930 POTS 1040.8 1041.6 DCIM 2 400 580 020930 POTS 1127.4 1127.9 III G 2 40X 430 020930 POTS 1139 1144 III GG 3 40X 400 020930 POTS 1214.3 1215.1 III GG 2 200U 390 020930 POTS 1452.2 1455.5 III GG 3 40X 85 DESCRIPTION : 1 - Date (yymmdd) EVENT REMARKS : B - Single burst 2 - Start time of observation C - Underlying continuum 3 - End time of observation (particularly with TypeI) 4 - Station DC - Drifting chains (Type I) 5 - Event start time DP - Drifting pairs (Type I) 7 - Spectral class F - Fundamental emission (Type II) 8 - Associated spectral class remarks FS - Fine structure (Type IV) 9 - Intensity (1-3) G - Small group of bursts (<10) 10 - Low frequency (MHz) of the event GG - Large group of bursts (>10) 11 - Upper frequency (MHz) of the event H - Herringbone (Type II) 12 - Remarks N - Intermittent activity in this eriod RS - Reverse drifting burst FREQUENCY S - Storm in the sense of intern QUALIFIERS : X - Extends beyond instrument range but apparently connected act U - Uncertain frequency SH - Secondary harmonic emission U - U-shaped burst of type III UE - Uncertain emission (type II) W - Weak