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 : APRIL YEAR :2004 RANGES 100 - 170 MHz and 400-800 MHz reduced sensitivity -------------------------------------------------------------------------------------------------------------- 1 2 3 4 5 6 7 8 9 10 11 12 -------------------------------------------------------------------------------------------------------------- 040401 0431 1807 POTS 0520.0 0520.2 III B 2 200U 320 040401 POTS 0540.4 0540.6 III B 1 40X 85U 040401 POTS 0645 U 1340 U I S,N 1 200U 310 040401 POTS 1147.3 1147.6 III G 2 40X 80 040401 POTS 1257.3 1257.5 DCIM 1 270 390 040401 POTS 1410.9 1411.4 DCIM 1 240 360 040401 POTS 1552 U 1625 U I S,N 1 200U 320 040401 POTS 1612.0 1616.9 DCIM 2 200 390 040401 POTS 1634.1 1634.7 DCIM 1 230 340 040402 0431 1810 POTS 0651.8 0655.1 III GG 3 40X 400U 040402 POTS 0652.2 0653.3 V G 3 40X 70 040402 POTS 1323.7 1323.9 DCIM 2 230 390 040402 POTS 1401.2 1404.9 I S,N 1 200U 250 040402 POTS 1429 1437 I S,N 1 200U 230 040403 0428 1810 POTS 0624 U 1032 I S,N 1 200U 320 040403 POTS 0903.9 0904.1 III B 2 40X 75 040403 POTS 1020.8 1030.3 III GG 2 40X 400U 040403 POTS 1033.7 1034.2 III G 1 40X 65 040403 POTS 1114 1121 I S 1 200U 260 040403 POTS 1151.3 1158.2 III G,N 1 200U 310 040403 POTS 1242.0 1243.4 I S,N 1 200U 320 040403 POTS 1610.8 1611.4 III G 2 40X 85U 040404 0428 1810 POTS 0536 U 1616 U I S,N 1 200U 350 040404 POTS 0750.3 0750.5 III B 2 40X 85U 040404 POTS 1147.8 1148.2 III G 1 40X 80 040404 POTS 1204.2 1204.6 III G 2 40X 70 040404 POTS 1217.3 1217.7 III G 1 40X 85U 040404 POTS 1340.2 1341.0 III G 2 40X 370 040404 POTS 1524.8 1528.4 III G 2 40X 240 040404 POTS 1602.2 1614.4 III GG 1 40X 80 040404 POTS 1626.6 1627.1 III G,U 2 40X 85U 040405 0425 1813 POTS 0542.7 0557 IV 3 40X 400U 040405 POTS 0555 0607 II UE 3 40X 85U 040405 POTS 0711 U 0942 U I S,N 1 200U 320 040405 POTS 0900.6 0902.9 DCIM 2 200U 400U 040405 POTS 0903.1 0903.7 III G 2 40X 300 040405 POTS 1052 U 1639 U I S,N 1 200U 300 040406 0425 1607 POTS 0536 U 1114 U I S,N 2 200U 400U 040406 POTS 1032.4 1033.1 III G 2 40X 85U 040406 POTS 1145.0 1149.2 III G 2 40X 240 040406 POTS 1230.3 1315.8U III GG,U 3 40X 320 040406 POTS 1237.2 1239.3 DCIM 1 270 480 040406 POTS 1315.8 1350 IV 3 40X 800X 040406 POTS 1503.2 1504.3 DCIM 2 200U 380 040406 POTS 1505.8 1506.8 III GG 2 40X 370 040406 POTS 1604.4 1606.1 DCIM 2 200 390 040407 0816 1816 POTS 0823.8 0824.2 DCIM 1 220 300 040407 POTS 0949.8 0950.2 III G 1 40X 300 040407 POTS 1157.0 1157.2 III B 1 200U 320 040407 POTS 1252 1325 I S,N 1 200U 310 040407 POTS 1457 1512 I S,N 1 200U 310 040407 POTS 1532.6 1533.2 III G 2 40X 250 040407 POTS 1634.7 1640.8 UNCLF 1 200U 320 040407 POTS 1700.7 1704.8 III G,N 2 40X 370 040408 0422 1819 POTS 0950.4 1037 IV 3 40X 800X 040408 POTS 1004 U 1013 U II F,SH 3 40X 800X 040408 POTS 1301.1 1310.3 III GG 2 40X 380 040408 POTS 1304.9 1307 DCIM 2 240 440 040409 0419 1819 POTS 0954.6 0958.8 III G 2 40X 380 040409 POTS 0959.7 1000.0 DCIM 1 200 260 040410 0419 1822 POTS 1714.0 1714.6 III G 2 40X 320 040411 0416 1822 POTS 0624.6 0625.4 DCIM U 2 200 420 040411 POTS 0938.5 0940.1 III G 1 40X 80 040411 POTS 1230.3 1231.5 III G 1 45 350 040411 POTS 1706.9 1708.2 III G 2 200U 350 040412 0416 1825 POTS 0539.7 0541.9 DCIM 2 230 390 040412 POTS 0623.4 0627.7 III GG 2 40X 330 040412 POTS 0715.6 0716.4 DCIM 1 280 400 040412 POTS 0852.0 0852.9 DCIM 1 200 420 040412 POTS 0906.4 0913.9 DCIM 2 200 420 040412 POTS 0951.0 0951.6 III G,U 3 40X 700 040412 POTS 1010.2 1013.0 DCIM 2 260 420 040412 POTS 1050.8 1051.2 III G 2 40X 440 040412 POTS 1103.1 1103.5 III G 2 55 400 040412 POTS 1117.5 1118.0 III G 2 40X 400 040412 POTS 1211.7 1212.6 I S 1 210 250 040412 POTS 1223.6 1231.2 III GG 3 40X 500 040412 POTS 1246.6 1250.3 UNCLF 1 50 80 040412 POTS 1400.8 1403.6 III GG 2 40X 400 040413 0413 1825 POTS 0912.7 0913.1 DCIM 1 200U 450 040414 0413 1710 POTS 1325.8 1326.2 DCIM 1 360 400 040415 0410 1710 POTS 0550.2 0552.4 III GG 2 40X 360 040415 POTS 0610 U 0813 U I S,N 1 200U 300 040415 POTS 0614.2 0616.4 III GG 2 40X 370 040415 POTS 0626.6 0627.5 DCIM 2 280 600 040415 POTS 0705.2 0705.4 DCIM 1 320 550 040415 POTS 0732.1 0732.7 DCIM 2 200 560 040415 POTS 0829.7 0831.1 DCIM U 3 200U 740 040415 POTS 0859 U 0932 I S,N 1 200U 310 040415 POTS 0939.4 0943.3 DCIM 2 200U 720 040415 POTS 0945.7 0947.7 III GG 2 150 400 040415 POTS 1033.7 1035.1 DCIM 1 270 440 040415 POTS 1118.0 1125.7 DCIM 2 200U 600 040415 POTS 1126.2 1126.9 III G 2 150 280 040415 POTS 1126.9 1159 I S,N 1 200U 320 040415 POTS 1225.4 1226.2 DCIM 1 270 390 040415 POTS 1243 1640.5U I S,N 1 200U 350 040415 POTS 1257.3 1257.8 DCIM 2 250 400 040415 POTS 1337.8 1345.4 DCIM 2 200U 400 040415 POTS 1400.8 1403.4 DCIM 3 240 460 040415 POTS 1504.7 1514.2 DCIM 2 220 420 040415 POTS 1609.7 1610.8 DCIM 2 230 600 040415 POTS 1617.9 1620.5 DCIM 2 200U 610 040415 POTS 1635.3 1636.0 DCIM 2 270 640 040415 POTS 1640.5 1653 IV 3 40X 800X 040415 POTS 1642.8 1646 II UE 2 130 400 040416 0410 1830 POTS 0531.1 0600.6 DCIM 2 200U 480 40-100 MHz no data 040416 POTS 0814 1118 U I S,N 1 200U 320 40-100 MHz no data 040417 0407 1720 POTS 0705.7 0705.9 III G 2 200U 320 040417 POTS 0750.4 0750.6 III G 1 200U 320 040417 POTS 0817.3 0817.8 III G 2 110U 320 040417 POTS 0837.5 0840.4 III GG 1 40X 350 040417 POTS 0905.5 0906.3 III G 2 40X 380 040417 POTS 0918.5 0919.9 III GG 1 120 330 040417 POTS 1027.1 1027.9 III G 1 120 300 040417 POTS 1458.1 1458.4 UNCLF 1 200U 280 040417 POTS 1524.6 1526.3 III G 2 110U 330 040417 POTS 1536.9 1537.1 III B 2 40X 330 040417 POTS 1557.6 1557.8 UNCLF 1 200U 270 040417 POTS 1652.2 1656.3 UNCLF 2 200U 300 040418 0404 1720 POTS 0507.1 0507.3 III B 2 200U 370 040418 POTS 0510.3 0510.8 UNCLF 1 200U 250 040418 POTS 0609.2 0609.9 III G 2 40X 260 040418 POTS 0714.3 0717.8 III G 2 40X 340 040418 POTS 0911.2 0911.5 III G 2 120U 360 040418 POTS 1200.2 1201.1 III G 2 60U 420 040418 POTS 1323.0 1323.2 UNCLF 1 200U 240 040418 POTS 1416.7 1418.0 III G 2 120U 320 040418 POTS 1418.9 1420.5 I S 1 200U 240 040418 POTS 1449.0 1449.4 DCIM 1 360 420 040418 POTS 1450.4 1450.6 III B 1 150 320 040418 POTS 1458.1 1458.6 DCIM 3 320 560 040418 POTS 1557.7 1559.8 III GG 1 120U 380 040419 0404 1720 POTS 0716 0728 I S,N 1 220 330 040419 POTS 1012 1020 I S,N 1 230 340 040419 POTS 1201 1225 I S,N 1 200 290 040419 POTS 1638.2 1640.8 III GG 2 130U 380 040420 0401 1720 POTS 0430.3 0430.8 III G 1 40X 85U 040420 POTS 0455.7 0537.3 III GG,N 1 40X 85U 040420 POTS 0538.5 0542.4 I S 1 230 350 040420 POTS 0610 U 0703 U I S,N 1 230 370 040420 POTS 0832 1158 I S,N 1 210 400 040420 POTS 1222 1542 I S,N 1 200U 400 040420 POTS 1642 1715 U I S,N 1 200U 400 040421 0358 1736 POTS 1451 1530 U I S,N 1 220 340 040421 POTS 1605 1736 U I S 2 130U 420 040422 0358 1720 POTS 0457 U 0604 U I S,N 2 220 340 040422 POTS 0608.8 0610.7 III G 1 40X 230 040422 POTS 0647 1708 U I S,N,DC 2 200U 380 040422 POTS 0749.6 0755.0 III G,N 1 40X 80 040423 0355 1720 POTS 0527.6 0527.9 III G 2 40X 80 040423 POTS 0551.7 0552.5 III G 2 40X 440 040423 POTS 0606.3 0606.7 III G 2 40X 95 040423 POTS 0627.6 0627.8 III B 1 40X 85U 040423 POTS 0741.4 0741.5 III B 1 40X 85U 040423 POTS 0756.9 0759.5 III G,N 2 40X 340 040423 POTS 0908 0931 I S 1 220 370 040423 POTS 1001 1032 I S 1 210 380 040423 POTS 1152 1221 I S,DC 2 200U 390 040423 POTS 1252.3 1252.6 III G 2 140U 400U 040423 POTS 1320 U 1540 U I S 2 200U 350 040424 0352 1720 POTS 0508 U 0639 U I S,N 1 200U 260 400-800MHz no data 040424 POTS 0514.1 0514.7 DCIM 1 200U 400U 040424 POTS 0714 0602 I S,N 2 200U 370 040424 POTS 0830.4 0830.8 III G 2 140U 280 040425 0352 1730 POTS 0738 0806 I S,N 1 200U 310 040425 POTS 0749.4 0749.9 III G 2 120U 350 040425 POTS 0826.3 0826.6 III B 1 50 330 040425 POTS 0843.3 0853.8 III G,N 2 140U 360 040425 POTS 0909.4 0910.3 III G 3 60U 600 040425 POTS 0922 0956 I S,N 1 200U 310 040425 POTS 1015.1 1015.4 III G 2 140U 340 040426 POTS 1157 1222 I S,N 1 210 330 040427 0349 1720 POTS 0712.0 0713.0 UNCLF 1 150 350 040427 POTS 0714.1 0715.0 III G 1 150 270 040427 POTS 0716 0736 II F,SH 3 40X 320 040427 POTS 0754 1224 U I S,N 2 200U 380 040427 POTS 1412 1428 I S,N 1 200U 250 040427 POTS 1601 1632 U I S,N 1 200U 320 040428 0346 1720 POTS 1155.6 1201.8 III GG 2 120U 410 040429 0343 1730 POTS 1251.8 1254.5 I S,N 1 220 300 400-800MHz no data 040429 POTS 1355.2 1355.7 I S 1 240 300 040430 0343 1730 POTS 0546.1 0548.9 UNCLF 1 220 480 1040-1730: 400-800MHz no data 040430 POTS 1106.8 1107.8 I S,N 2 200 290 040430 POTS 1436.3 1440.6 DCIM 2 240 400U 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 period 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