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 :2001 -------------------------------------------------------------------------------------------------------------- 1 2 3 4 5 6 7 8 9 10 11 12 -------------------------------------------------------------------------------------------------------------- 010401 0518 1526 POTS 0518 1526 U I S,C,DC 3 40X 450 010401 POTS 0633.1 0633.4 III G 3 130 300 010401 POTS 0648 1559 III N 1 40X 90U 010402 0525 1520 POTS 0530 E 1520 U I S,C,DC 3 40X 400 010402 POTS 0709 1250 III N 1 40X 90U 010402 POTS 0741.4 0741.6 III B 3 110U 225 010402 POTS 0758 1352 III N 2 40X 90U 010402 POTS 0946.9 0947.5 III G 3 40X 170U 010402 POTS 1015.2 1018.9 III G 3 40X 90U 010402 POTS 1059.8 1100.5 III G 3 40X 90U 010402 POTS 1100.3 1100.6 V 3 58 65 010402 POTS 1105.8 1228 U IV P 2 40X 550 010402 POTS 1107.6 1114.3 III GG 3 110U 250 010402 POTS 1110.2 1114.7 II SH,H 3 40X 90U 010402 POTS 1110.3 1112.1U II F,H 3 40X 65 010403 0518 1631 POTS 0522 1631 U I S,W 1 110U 400 010403 POTS 0556.6 0557.3 III G 2 110U 170U 010403 POTS 0624.1 0624.6 III G 2 110U 220 010403 POTS 0812.4 0815.1 III G 2 40X 90U 010403 POTS 0925.8 0925.9 III B,RS 2 110U 170U 010403 POTS 1033.9 1034.3 DCIM 2 200U 750 010403 POTS 1100.2 1105.3 III G 2 110U 170U 010403 POTS 1129.1 1130.3 III G 2 40X 130 010403 POTS 1201.6 1202.0 III G 2 40X 170U 010403 POTS 1252.2 1252.4 III B 2 40X 70 010403 POTS 1627.4 1627.5 III B 2 130 170U 010404 0518 1633 POTS 0518 E 1633 U I S,C,DC 2 110U 400 010404 POTS 0524.4 0526.6 DCIM 2 350 650 010404 POTS 0536.2 0536.4 DCIM 1 350 650 010404 POTS 0600.3 0600.8 DCIM 2 450 650 010404 POTS 0842.7 0843.0 III G,U 3 140 170U 010404 POTS 0910 U 1034 U IV 3 40X 680 010404 POTS 1154.3 1158.0 DCIM 2 275 800X 010404 POTS 1217.4 1218.2 III G 2 110U 370 010404 POTS 1227.5 1227.7 III B 2 110U 150 010404 POTS 1353.7 1354.6 III G 2 40X 250 010405 0518 1635 POTS 0536 E 1635 U I S,C,DC 1 40X 450 010405 POTS 0600.0 0600.2 DCIM 1 250 525 010405 POTS 0811.6 0812.3 III G 2 40X 250 010405 POTS 0853.7 0859.9 III G 3 40X 90U 010405 POTS 1021.7 1021.9 III B 1 40X 75 010406 0520 1615 POTS 0520 E 1615 U I S,W 1 110U 350 010406 POTS 0834.5 0834.7 III B 1 110U 170U 010406 POTS 0908.6 0910.7 III G 3 40X 170U 010406 POTS 0910.6 0911.5 V 2 40X 70 010406 POTS 0923.6 0924.4 III G 1 40X 170U 010406 POTS 1024.3 1024.6 III G 1 110U 400 010406 POTS 1500.4 1500.5 III B 1 110U 170U 010406 POTS 1509.2 1509.8 III G 3 110U 250 010407 0518 1639 POTS 0518 E 1639 U I S,C,DC 2 40X 400 010407 POTS 1446.6 1446.8 III B 2 40X 300 010408 0518 1640 POTS 0518 E 1640 U I S 1 110U 400 010408 POTS 1438.0 1438.1 III G,RS 2 70 170U 010409 0518 1642 POTS 0518 E 1642 U I S,C,DC 3 40X 450 010409 POTS 0815.5 0815.7 III B 3 40X 90U 010409 POTS 1304.8 1308.0 III G 2 40X 155 010409 POTS 1310.4 1310.8 DCIM 2 200U 400 010409 POTS 1352.6 1410 U IV 3 40X 800X 010409 POTS 1523.6 1606 U IV P 3 40X 800X 010409 POTS 1525.5U 1541 U II F,H 3 40X 130 010409 POTS 1525.5 1547 U II SH,H 3 50 275 010410 0518 1210 POTS 0518 E 1010 U IV 3 40X 800X 010410 POTS 0656.8 0658.6 III GG 3 40X 170U 010410 POTS 1010 U 1210 U I S,C 2 40X 500 010410 1228 1625 POTS 1228 U 1625 U I S 2 40X 500 010410 POTS 1448.0 1448.9 III G 3 40X 90U 010410 POTS 1448.7 1450.6 DCIM 1 400 700 010410 POTS 1456.6 1501.9 III GG 3 40X 170U 010410 POTS 1505.8 1520.5 III GG 3 40X 170U 010411 0554 0518 POTS 0454 E 0518 U I S 1 200U 350 010411 0525 1622 POTS 0525 E 1622 U I S,C,DC 2 40X 400 010411 POTS 0545.3 0546.2 III G 2 110U 170U 010411 POTS 0721.5 0734.7 III GG 2 40X 170U 010411 POTS 0859 1425 III N 1 40X 90U 010411 POTS 1011.5 1012.2 III G 3 40X 170U 010411 POTS 1042.3 1042.5 III B 2 40X 140 010411 POTS 1056.3 1058.3 III G 3 40X 170U 010411 POTS 1104.2 1104.3 III B 3 40X 140 010411 POTS 1258.6 1302 DCIM 2 200U 500 010411 POTS 1300.4 1311.0 III GG 3 40X 170U 010411 POTS 1303.4 1304.9 II UE 3 40X 70 010411 POTS 1304 1420 U IV P 3 40X 800X 010411 POTS 1423.9 1424.5 III G 3 55 90U 010412 0554 1648 POTS 0554 E 1648 U I S,C,DC 3 40X 400 010412 POTS 0721.5 0721.6 III B 1 40X 170U 010412 POTS 0808.9 0809.0 III B 2 110U 250 010412 POTS 0837.6 0837.7 III B 2 110U 135 010412 POTS 0922.4 0922.7 III G 2 40X 170U 010412 POTS 1014.7 1116 U IV 3 40X 800X 010412 POTS 1016.3 1028 U II F,H 3 40X 140 010412 POTS 1017 U 1038 U II SH,H 3 40X 250 010412 POTS 1046.5 1047.1 III G 3 40X 155 010412 POTS 1127.4 1127.6 DCIM 1 350 550 010412 POTS 1144 U 1248 U IV 3 40X 800X 010413 0554 1650 POTS 0554 E 1650 U I S,C 1 110U 350 010413 POTS 0727.4 0729.1 III G 2 40X 170U 010413 POTS 0827.4 0827.8 DCIM 2 200U 550 010413 POTS 0835.3 0835.5 III B 2 40X 250 010413 POTS 0840.9 0842.1 III G 3 40X 275 010413 POTS 0849.6 0852.5 III GG 2 40X 260 010413 POTS 0856.2 0857.5 III G 2 40X 300 010413 POTS 0925.5 0925.9 III G 3 40X 170U 010413 POTS 1300.7 1300.9 III B 2 40X 120 010413 POTS 1400.5 1400.8 III B 2 40X 70 010413 POTS 1418.3 1418.5 III B 3 40X 250 010413 POTS 1505.8 1506.0 III B 2 40X 60 010414 0454 1652 POTS 0554 E 1652 U I S,C,DC 2 40X 250 010414 POTS 0644.4 0644.8 III G 3 40X 250 010414 POTS 0650.9 0651.2 III G 3 40X 275 010414 POTS 0714.6 0719.7 DCIM 2 200U 550 010414 POTS 0715.9 0716.1 III B 2 110U 170U 010414 POTS 0755.9 0800.1 III G 2 40X 170U 010414 POTS 0821.1 0821.9 III G 2 40X 90U 010414 POTS 0835.4 0836.0 III G 2 40X 90U 010414 POTS 0852.8 0857.1 III G 2 40X 90U 010414 POTS 1037.9 1038.0 III B 2 110U 150 010414 POTS 1154.8 1155.3 III G 2 40X 90U 010414 POTS 1247.4 1247.6 III G 1 40X 140 010414 POTS 1406.5 1408.1 III G 2 200U 375 010414 POTS 1425.4 1426.1 III G 2 40X 150 010414 POTS 1438.4 1439.6 III G 3 40X 90U 010414 POTS 1511.1 1512.1 III G 3 40X 550 010414 POTS 1512.1 1512.8U V 3 40X 65 010414 POTS 1513.5 1513.8 III B 2 40X 90U 010415 0454 1248 POTS 0519.4 0520.8 III G 2 110U 280 010415 POTS 0530.4 0531.8 III G,RS 2 40X 400 010415 POTS 0541 1248 U I S,W 1 110U 250 010415 POTS 0626.9 0627.4 III G,RS 2 40X 275 010415 POTS 0717.6 0717.7 III B 1 110U 300 010415 POTS 0758.3 0800.3 III G 3 40X 275 010415 POTS 0800.1 0800.8 V 3 40X 65 010415 POTS 0816.2 0816.9 III G 2 40X 300 010415 POTS 0832.9 0833.6 III G 2 40X 160 010415 POTS 0921.6 0922.6 DCIM 2 200U 325 010415 POTS 1004.6 1005.2 III G 3 40X 400 010415 POTS 1004.6 1004.8 DCIM 2 400 600 010415 POTS 1139.9 1140.3 III G 2 40X 150 010415 POTS 1145.2 1145.4 III B 1 40X 75 010415 1406 1653 POTS 1406 U 1519 U IV RS 3 40X 800X 010415 POTS 1521.3 1522.3 III G 3 40X 170U 010415 POTS 1632.3 1632.6 III G 2 110U 300 010416 0454 1655 POTS 0454 E 1655 U I S,W 1 110U 300 010416 POTS 0714.4 0714.8 III G 2 40X 150 010416 POTS 0826.7 0826.9 III B 1 130 170U 010416 POTS 0837.7 0838.2 III B 2 40X 170U 010416 POTS 0841.3 0841.6 III B 1 40X 170U 010416 POTS 0918.3 0918.6 III G 1 110U 170U 010416 POTS 0957.5 0958.3 III G 3 40X 300 010416 POTS 1054.6 1054.7 III B 1 40X 70 010416 POTS 1102.3 1102.4 III B 1 40X 60 010416 POTS 1217.8 1218.2 III B 2 40X 70 010416 POTS 1525.5 1526.1 III G 3 40X 170U 010417 0554 1657 POTS 0454 E 1657 U I S,C,DC 1 110U 300 010417 POTS 0615.9 0616.2 DCIM 1 200U 700 010417 POTS 0807.0 0810.6 III G 1 40X 90U 010417 POTS 0824 1526 III N 1 40X 90U 010417 POTS 1015.0 1017.9 III G 2 40X 90U 010417 POTS 1106.3 1107.2 III G 3 120 170U 010417 POTS 1139.6 1140.0 III G 3 40X 320 010417 POTS 1140.0 1140.3 V 2 40X 55 010417 POTS 1149.4 1149.6 DCIM 2 550 650 010417 POTS 1151.6 1152.1 III G 2 40X 170U 010417 POTS 1252.0 1252.2 III B 2 110U 140 010417 POTS 1419.5 1425.7 III G 2 40X 90U 010417 POTS 1500.0 1502.4 III G 3 40X 300 010418 0454 1700 POTS 0510 E 1700 U I S,C,DC 2 110U 350 010418 POTS 0640.6 0640.8 III G 2 40X 170U 010418 POTS 0652 1527 III N 1 40X 90U 010418 POTS 0815.9 0816.0 III B 2 110U 170U 010418 POTS 0902.0 0902.4 III G 2 40X 140 010418 POTS 0941.4 0941.6 III G 1 40X 145 010418 POTS 0944.3 0944.4 III B 2 40X 70 010418 POTS 0950.5 0950.7 III B 2 40X 150 010418 POTS 1127.7 1127.9 III B 2 65 150 010418 POTS 1133.0 1137.1 III G 2 40X 150 010418 POTS 1329.0 1330.2 III G 1 40X 220 010418 POTS 1514.4 1515.0 III G 2 40X 350 010418 POTS 1647.6 1647.9 III B 3 40X 140 010419 0454 1702 POTS 0509 E 1702 U I S,C,DC 2 110U 300 010419 POTS 0659.9 0701.1 III G 2 40X 90U 010419 POTS 0707.8 0708.0 III G 2 40X 90U 010419 POTS 0821 1135 III N 1 40X 90U 010419 POTS 0909.6 0910.0 III B 2 40X 90U 010419 POTS 1032.1 1032.8 III G 2 40X 90U 010419 POTS 1217.5 1218.3 III G 3 40X 150 010419 POTS 1245.2 1245.5 III G 2 40X 90U 010419 POTS 1319.8 1320.0 III B 2 40X 90U 010420 POTS no observations 010421 POTS no observations 010422 POTS no observations 010423 POTS no observations 010424 POTS no observations 010425 POTS no observations 010426 POTS no observations 010427 0533 1245 POTS 0523 E 1245 U I S,C,DC 3 40X 450 010427 POTS 0651 1245 U III N 1 40X 90U 010427 POTS 0655.1 0657.3 DCIM U 2 200U 400 010427 POTS 0659.2 0659.3 III B 2 40X 90U 010427 POTS 0859.0 0859.1 III B 3 130 300 010427 POTS 1058.0 1058.2 III B 2 40X 70 010427 1303 1722 POTS 1303 E 1722 U I S,C,DC 3 40X 400 010427 POTS 1309 E 1501 III N 1 40X 90U 010427 POTS 1334.9 1335.1 DCIM 1 200U 450 010427 POTS 1710.5 1710.8 DCIM RS 2 250 500 010428 0434 1724 POTS 0453 E 1724 U I S,W 1 110U 300 010428 POTS 0756.4 0800.0 III G 2 40X 90U 010429 0434 1726 POTS 0503 1726 U I S 1 110U 400 010429 POTS 0523.6 0523.8 III G 1 110U 170U 010429 POTS 0548.7 0555.8 III GG 2 110U 250 010429 POTS 0648.3 0650.0 III G 2 110U 250 010429 POTS 0725.0 0725.1 III B 1 40X 160 010429 POTS 0823.9 0824.1 III G 2 40X 160 010429 POTS 0844.4 0850.9 III G 2 40X 170U 010429 POTS 0906.1 0906.6 III G 2 40X 170U 010429 POTS 0943.1 0943.2 III B 2 110U 170U 010429 POTS 1103.5 1103.6 III B 1 120 170U 010429 POTS 1115.5 1115.6 III G 1 120 160 010429 POTS 1128.2 1128.3 III G 1 110U 170U 010429 POTS 1352.2 1356.2 III GG 2 40X 170U 010429 POTS 1403.9 1404.2 III G 2 110U 170U 010429 POTS 1450.8 1458.7 III GG 3 40X 250 010429 POTS 1456.1 1456.8 V 2 55 70 010429 POTS 1456.1 1456.7 V 3 110U 120 010429 POTS 1634.8 1635.2 III G 2 110U 170U 010430 0434 1724 POTS 0450 E 1724 U I S,C,DC 1 110U 400 010430 POTS 1036.7 1039.9 III G 2 40X 500 010430 POTS 1057.6 1102.1 III G 3 40X 275 010430 POTS 1100.4 1100.5 DCIM 2 300 500 010430 POTS 1127.7 1128.0 DCIM UG 2 200U 400 010430 POTS 1130.3 1132.3 III G 2 40X 170U 010430 POTS 1156.5 1158.0 DCIM 2 265 750 010430 POTS 1206.3 1207.4 DCIM 2 240 350 010430 POTS 1332.1 1333.1 DCIM 2 250 375 010430 POTS 1352.4 1352.6 III B 1 40X 170U 010430 POTS 1357.8 1358.0 III B 2 110U 400 010430 POTS 1403.3 1403.7 III G 2 130 170U 010430 POTS 1414.5 1415.5 III G 3 40X 550 010430 POTS 1415.0U 1415.4 V 3 40X 65 010430 POTS 1415.0U 1415.3 V 3 110U 135 010430 POTS 1446.0 1446.9 III G 2 40X 350 010430 POTS 1608.5 1608.7 III B 2 110U 170U 010430 POTS 1619.6 1620.2 III G 3 110U 450 010430 POTS 1703.2 1703.5 III G 2 110U 170 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 - Extens 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