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(meteorobs) My PER/SDA Summary for July 29/30, 1997 ZAYGE
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PERSEID METEOR SHOWER
SUMMARY REPORT
DATE: July 29/30, 1997 BEGIN: 7h00 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
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OBSERVING PERIODS:
PERIOD(UT) FIELD Teff F LM PER SDA NDA CAP SIA PAU Spor
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7h00-8h00 325d+10 1.0 1 6.1 3 2 4 1 1 0 1
8h00-9h00 335d 0 1.0 1 6.05 3 6 4 4 2 2 10
9h00-10h00 352d+4 1.0 1 6.02 4 11 2 1 2 0 13
10h00-11h00 352d+4 1.0 1 6.13 7 6 1 4 0 0 6
11h00-11h45 352d+4 0.75 1 6.05 4 4 1 3 0 0 5
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MAGNITUDE DISTRIBUTIONS:
SHOWER
PER = (0)2, (+1)3, (+2)11, (+3)4, (+4)1 = 21
SDA = (-2)1, (0)1, (+1)2, (+2)10, (+3)8, (+4)7 = 29
NDA = (-1)1, (0)2, (+1)2, (+2)2, (+3)5 = 12
CAP = (0)1, (+1)5, (+2)4, (+3)2, (+4)1 = 13
SIA = (+1)1, (+3)1, (+4)2, (+5)1 = 5
PAU = (+2)1, (+3)1, (+4)1 = 3
SPOR = (-1)1, (0)2, (+1)2, (+2)17, (+3)7, (+4)4, (+5)2 = 35
TOTAL= 119 meteors
MEAN MAGNITUDES:
PER = 1.95
SDA = 2.48
NDA = 1.58
CAP = 1.77
SIA = 3.4
PAU = 3.0
Spor = 2.34
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DEAD TIME: none (No camera operations on this nite)
BREAKS : none
Teff : 4.75 hours
Obscured Sky: none
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Perseid and S. Delta Aquarid Rates in ten minute increments:
PER/SDA
7h00-7h10 =1/0
7h10-7h20 =0/1
7h20-7h30 =0/1
7h30-7h40 =0/0
7h40-7h50 =2/0
7h50-8h00 =0/0
8h00-8h10 =1/0
8h10-8h20 =1/1
8h20-8h30 =2/2
8h30-8h40 =0/0
8h40-8h50 =0/1
8h50-9h00 =0/1
9h00-9h10 =0/2
9h10-9h20 =2/0
9h20-9h30 =1/2
9h30-9h40 =0/2
9h40-9h50 =0/4
9h50-10h00 =1/0
10h00-10h10=2/2
10h10-10h20=3/0
10h20-10h30=1/2
10h30-10h40=0/2
10h40-10h50=1/0
10h50-11h00=0/0
11h00-11h10=1/1
11h10-11h20=1/2
11h20-11h30=1/1
11h30-11h40=0/0
11h40-11h45=1/0 (this was a 5 minute period)
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Percent of Perseids and S. Delta Aquarids that
produced persistent trains of 1/2 second or longer:
Perseids = 57%
s. Delta Aquarids = 3.4%