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(meteorobs) My Perseid Summary for Aug 3/4, 1997 ZAYGE



(print out first or it may appear scrambled.)

                   PERSEID METEOR SHOWER
                      SUMMARY REPORT	


DATE: August 3/4, 1997 BEGIN: 7h05 UT END: 11h45 UT
OBSERVER : George J. Zay,   IMO code: ZAYGE
LOCATION : Long:116 deg  37' 30S  West;  Lat: 32 50' 18" North
           Descanso, Calif. USA;  Elevation: 1003 meters



OBSERVED SHOWERS:
PER, SDA, NDA, CAP, SIA, PAU, KCG
-----------------------------------------------------------------
-----------------------------------------------------------------
OBSERVING PERIODS: 
PERIOD(UT)  FIELD   Teff  F LM   PER SDA NDA CAP SIA PAU KCG Spr
-----------------------------------------------------------------  
7h05-8h09   325d+10 1.0   1 6.1   2   3   4   0   0   1   0   5
8h09-9h13   342d+13 1.0   1 6.05 10   2   0   4   0   0   0   7
9h13-10h16  352d+4  1.0   1 5.95  3   1   2   0   0   1   0   7
10h16-11h45 352d+4  1.47  1 5.94 10   3   1   0   2   1   0   9 
-----------------------------------------------------------------
-----------------------------------------------------------------
MAGNITUDE DISTRIBUTIONS:

SHOWER
PER  = (-1)1, (0)3, (+1)1, (+2)8, (+3)7, (+4)5
SDA  = (-3)1, (+2)3, (+3)2, (+4)2, (+5)1
NDA  = (0)2, (+2)1, (+3)4, (+4)1
SIA  = (+2)1, (+3)1
PAU  = (+1)2, (+4)1                  
SPOR = (+1)2, (+2)6, (+3)7, (+4)8, (+5)5
                                      

MEAN MAGNITUDES:
PER  = 2.24
SDA  = 2.44
NDA  = 2.25
CAP  = 0.75
SIA  = 2.5
PAU  = 2.0
Spor = 3.29
------------------------------------------------------------------
------------------------------------------------------------------       
DEAD TIME: 17 minutes (Includes camera operation time.)
BREAKS   : None
Teff     : 4.47 hours
Obscured sky: None



                                                                             
-----------------------------------------------------------------
------------------------------------------------------------------
PERSEID RATES AT TEN MINUTE INCREMENTS (periods adjusted to show
10 minutes after camera operation dead time).

7h05-7h15  = 1
7h15-7h25  = 1
7h25-7h35  = 0
7h35-7h45  = 0
7h45-7h55  = 0
7h55-8h09  = 0
8h09-8h22  = 1
8h22-8h32  = 2   
8h32-8h42  = 1
8h42-8h53  = 2
8h53-9h03  = 2
9h03-9h13  = 2
9h13-9h23  = 0
9h23-9h35  = 0
9h35-9h45  = 0
9h45-9h55  = 1
9h55-10h05 = 2
10h05-10h15= 0
10h15-10h25= 2
10h25-10h36= 1
10h36-10h46= 1
10h46-10h56= 0
10h56-11h06= 2
11h06-11h16= 2
11h16-11h26= 1
11h26-11h36= 0
11h36-11h45= 1 (This is a 9 minute period)
-------------------------------------------------
Percent of Perseids that left a 1/2 second or 
longer persistent train was 36%.