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 : MAY YEAR : 1997 -------------------------------------------------------------------------------------------------- 1 2 3 4 5 6 7 8 9 10 11 12 -------------------------------------------------------------------------------------------------- 970501 0414 1732 POTS 0615.0 0615.1 UNCLF 1 120 160 970502 0414 1732 POTS 1352.3 1352.5 III B 2 40X 170U 970503 0414 1732 POTS 0436.2 04536.3 UNCLF 1 120 140 970504 0414 1732 POTS 0856.4 0857.1 III G,C,RS 2 110U 170U 970504 POTS 1038.5 1042.1 III GG,RS, 2 110U 170U 970504 POTS 1248.6 1248.7 III B 2 110U 155 970504 POTS 1322.4 1322.9 III G 1 110U 160 970505 0414 1732 POTS 0749.7 0750.1 III G 2 40X 170U 970505 POTS 0926.7 0927.6 I S 2 110U 120 970506 0414 1732 POTS 0452.9 0953.0 III B 1 110U 150 970507 0414 1732 POTS 0622.1 0622.2 UNCLF 1 120 160 970507 POTS 0712.0 0714.5 III GG 2 40X 300 970508 no measurements by technical disturbances 970509 0609 1013 POTS no burst 970510 POTS no measurements by technical disturbances 970511 POTS no measurements by technical disturbances 970512 0356 1322 POTS 0445 1749U I S,C 2 40X 400 970512 POTS 0448 0533 IV FS 2 170U 800X 970512 POTS 0448.8 0449.1 III G 2 200U 300 970512 POTS 0450.3 0450.4 III B,RS 3 200U 350 970512 POTS 0451.0 0451.3 III G,RS 2 140 350 970512 POTS 0453.3 0453.4 III B,RS 2 200U 350 970512 POTS 0454.0 0455.3 II F,H 3 40X 60 970512 POTS 0454.1 0456.3 II SH 3 40X 80 970512 POTS 0457.6 0512 II UE 3 40X 80 970512 POTS 0555.7 0555.9 UNCLF 2 40X 50 970512 POTS 1233.8 1234.1 III G 1 40X 90U 970512 POTS 1243.0 1243.1 III B 2 40X 90U 970512 POTS 1259.0 1259.3 III G 2 40X 80 970512 1352 1749 POTS 1356.3 13456.4 III B 1 40X 80 970512 POTS 1425.5 1425.6 III G 2 40X 90U 970512 POTS 1517.3 1517.4 III B 2 40X 80 970512 POTS 1733.2 1733.7 III G 2 40X 90U 970513 0356 1749 POTS 0356 E 0539 I S 1 110U 170U 970514 0356 1727 POTS 1218.4 1218.8 III G 2 110U 170U 970514 POTS 1253.9 1255.4 I S 1 110U 170U 970515 0356 1333 POTS no measuerements by technical disturbances 970515 1333 1729 POTS no burst 970516 0356 1748 POTS 0634.6 0634.9 III G 1 110U 170U 970516 POTS 1052.4 1054.2 III G,U 1 110U 170U 970516 POTS 1136 1305 I S,W 1 110U 170U 970516 POTS 1431.5 1431.6 III B 2 40X 90U 970517 0356 1748 POTS no burst 970518 0356 1748 POTS 0608.9 0609.2 III B 1 40X 170U 970519 0356 1748 POTS 0533.7 0534.0 III G 2 40X 150 970519 POTS 1018.4 1018.5 III B 1 110U 150 970520 0356 1748 POTS 0536 0710 I S,W 1 200U 350 970520 POTS 1006 1140 I S,W 1 300 375 970521 0345 1801 POTS 0345 E 1801 U I S,C 2 110U 400 970521 POTS 0356.0 0357.0 III G 2 40X 90U 970521 POTS 0358.2 0358.4 III B 3 40X 170U 970521 POTS 0443.0 0443.3 UNCLF 2 50 60 970521 POTS 0450.6 0450.8 III B 2 50 170U 970521 POTS 0619.7 0624.2 DCIM 2 350 800X 970521 POTS 0746.6 0746.8 III G 2 40X 60 970521 POTS 0824.4 0824.8 III B 1 40X 60 970521 POTS 0913.9 0921.7 III G 3 40X 140 970521 POTS 1013.9 1021.3 III GG 3 40X 170U 970521 POTS 1030.1 1031.7 III G 3 40X 170U 970521 POTS 1030.2 1030.6 V 3 40X 65 970521 POTS 1114.7 1114.9 III G 2 40X 65 970521 POTS 1115.8 1116.2 III G 1 40X 60 970521 POTS 1156.8 1202.6 III G 3 40X 170U 970521 POTS 1257.0 1257.5 III G 3 40X 150 970521 POTS 1558.0 1558.2 III G 3 40X 250 970521 POTS 1558.2 1558.5 V 3 40X 65 970521 POTS 1616.7 1623.5 III GG 3 40X 170U 970522 0345 1801 POTS 0345 E 1801 U I S,C 1 110U 350 970522 POTS 1216.6 1216.8 III G,RS 2 110U 275 970523 0345 1801 POTS 0345 E 1801 U I S,W 1 120 400 970523 POTS 0422.1 0423.2 III GG 2 110U 375 970524 0345 1801 POTS 0407 0843 I S,W 1 130 400 970524 POTS 0934.7 0934.9 III B 1 110U 250 970524 POTS 1340.1 1340.2 III B 1 110U 170U 970525 0345 1801 POTS 0453 1446 I S,W 1 120 350 970525 POTS 1407.0 1407.4 III G,RS,C 1 110U 160 970525 POTS 1417.1 1418.6 III G 2 40X 90U 970525 POTS 1423.9 1438.6 III G 2 40X 90U 970526 0345 0513 POTS no burst 970527 0345 0736 POTS no burst 970527 0931 1803 POTS 0955.0 0957.0 DCIM 2 200X 700 970527 POTS 1116.8 1117.3 I S 2 200X 300 970528 0345 1801 POTS 1218.1 1220.8 III G 2 40X 300 970528 POTS 1225.2 1225.4 III B 1 110U 170U 970528 POTS 1229.0 1230.0 UNCLF 3 40X 50 970528 POTS 1728.6 1728.9 III G 2 40X 130 970529 0345 1801 POTS 0502 1801 U I S,W 1 120 275 970529 POTS 0612.6 0613.9 III G 2 40X 60 970529 POTS 0811.2 0816.1 III GG,RS 2 40X 170U 970529 POTS 0811.7 0816.8 DCIM 2 200U 400 970529 POTS 0949.1 0949.2 III B 1 40X 160 970529 POTS 0952.2 0956.3 III G 3 40X 325 970529 POTS 1322.7 1323.1 III G 1 40X 170U 970529 POTS 1331.3 1331.6 III G 1 40X 275 970530 0345 1801 POTS no burst 970531 0345 1801 POTS no burst DESCRIPTION : 1 - Date (yymmdd) EVENT REMARKS : B - Single burst 2 - Start of observation C - Underlying continuum 3 - End 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 boundary (MHz) of the event GG - Large group of bursts (>10) 11 - Upper frequency boundary (MHz) of the event H - Herringbone (Type II) 12 - Remarks N - Intermittent activity in this period RS - Reverse drifting burst FREQUENCY S - Storm, intermittent, QUALIFIERS : X - Extent beyond the instruments range but apparently connected U - Uncertain frequency SH - Secondary harmonic emission U - U-shaped burst of type III UE - Uncertain emission (type II) W - Weak