[Ips-clg-radio-sweep-event] Presto TypeII Alert from ASFC Culgoora Spectrograph
Regional Warning Centre
rwc at ips.gov.au
Fri Nov 5 11:37:32 EST 2004
URASP 85303 41104 18183 ////3 42740 22222 12228
57181 42220 12253
57171 42257 32316
PLAIN
PRESTO CULGOORA 05/0032UT NOV 2004
SOLAR RADIO EVENT 1:
DRIFTING: 74 - 42 MHZ
START TIME: 2222 UT END TIME: 2228 UT
SPECTRAL TYPE: TYPE II BURST
IMPORTANCE: WEAK
FUNDAMENTAL AND HARMONIC VISIBLE
INTERPRETATION OF TYPEII DIFFICULT DUE TO LOW INTENSITY
OF A-BAND IN THE CULGOORA RADIOSPECTROGRAPH.
TYPEII SHOCK SPEED ESTIAMTED TO BE 550KM/S.
SOLAR RADIO EVENT 2:
DRIFTING: 180 - 57 MHZ
START TIME: 2220 UT END TIME: 2253 UT
SPECTRAL TYPE: TYPE IV
IMPORTANCE: WEAK
THIS WEAK TYPEIV FOLLOWED THE ABOVE TYPEII EVENT.
SOLAR RADIO EVENT 3:
DRIFTING: 175 - 57 MHZ
START TIME: 2257 UT END TIME: 2316 UT
SPECTRAL TYPE: TYPE IV
IMPORTANCE: STRONG
THIS APPEARED TO BE A MOVING TUPEIV SUGGESTING A MASS EJECTION
HAS OCCURED.
NO OPTICAL OBSERVATION POSSIBLE DUE TO CLOUD AND RAIN CONDITIONS
AT CULGOORA.
STRONG SHORTWAVE FADEOUT OBSERVED
http://www.ips.gov.au/Category/Solar/Culgoora%20Observatory/Last%20Type%20II%20Event/Last%20Type%20II%20Diagram.php?CatID=5&SecID=2&SecName=Culgoora%20Observatory&SubSecID=3&SubSecName=Last%20Type%20II%20Event&LinkName=Last%20Type%20II%20Diagram
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