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   Home  Solar  Historical Data  Type II Events Tuesday, Jul 20 2004 07:50 UT
Culgoora Observatory 
13/07/04 00:17 Type II Event

Last updated 13 Jul 2004 02:26 UT

URASP 85303 40713 18183 ////2 55291 20017 20020
                              30850 20023 30028

PLAIN
PRESTO CULGOORA 13/0123UT JUL 2004


SOLAR RADIO EVENT 1:
   DRIFTING: 299 - 55 MHZ
   START TIME: 0017 UT   END   TIME: 0020 UT
   SPECTRAL TYPE: TYPE II BURST
   IMPORTANCE: MODERATE
   FUNDAMENTAL AND HARMONIC VISIBLE

SOLAR RADIO EVENT 2:
   DRIFTING: 85 - 30 MHZ
   START TIME: 0023 UT   END   TIME: 0028 UT
   SPECTRAL TYPE: TYPE II BURST
   IMPORTANCE: STRONG
   FUNDAMENTAL AND HARMONIC VISIBLE

NO OPTICAL OBSERVATION POSSIBLE
MODERATE SHORTWAVE FADEOUT OBSERVED
ESTIMATED SHOCK SPEED (EVENT 1) =   1290 KM/S
ESTIMATED SHOCK SPEED (EVENT 2) =   770 KM/S

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