(meteorobs) PER summary from Germany

Bernd Brinkmann bernd.brinkmann at hs-bochum.de
Mon Aug 13 02:07:38 EDT 2012


Hello, 

a summary of the Perseid video display of the last 4 nights in western Germany. 
At my station KLEMOI (20 km east of Cologne) I had perfect clear skies and got 
the following numbers (output from PostProc, the evaluation software for MetRec):

ObservingSiteName Bergisch Gladbach
ObservingSiteCountry Germany
ObservingSiteCode 16190
ObservingSiteLongitude 7.18xxx
ObservingSiteLatitude 50.96xxx
ObservingSiteAltitude 226 m
CameraName KLEMOI
CameraType Mintron 12V6 EX
CameraNominalLM 4.1
IntensifierType none
LensType Panasonic WV-LA608
LensFocalLength 6 mm
LensFStop 0.75
FieldOfViewAlt 46.5 deg
FieldOfViewAz 47.9 deg
FieldOfViewSquareDeg 2270
FieldOfViewSquareKm 26312


Observing Statistics (all times in UT)
====================

start of observation     : 2012/08/09 20:14:00
end of observation       : 2012/08/10 03:04:00
effective observing time : 6 h 22 m 53 s
effective collection area: 5278.2 km^2 * hour @ 6.5 mag

# active meteor showers  : 6
# observed meteor showers: 4
# observed meteors       : 63

Perseids (PER)           : #=36  b=-0.5 mag  ECA=4631.1 km^2*h  FLX=7.8 
/(10^3*km^2*h)
Sporadics (SPO)          : #=21  b=-0.5 mag  ECA=947.6 km^2*h  FLX=22.2 
/(10^3*km^2*h)
kappa-Cygnids (KCG)      : #=3  b=-0.2 mag  ECA=1802.9 km^2*h  FLX=1.7 
/(10^3*km^2*h)
S-delta-Aquarids (SDA)   : #=2  b=-0.1 mag  ECA=285.3 km^2*h  FLX=7.0 
/(10^3*km^2*h)
Antihelion (ANT)         : #=1  b=0.1 mag  ECA=646.1 km^2*h  FLX=1.5 
/(10^3*km^2*h)
alpha-Capricornids (CAP) : #=0  b=--- mag  ECA=1877.5 km^2*h  FLX=0.0 
/(10^3*km^2*h)
Piscis-Austrinids (PAU)  : #=0  b=--- mag  ECA=154.8 km^2*h  FLX=0.0 
/(10^3*km^2*h)


start of observation     : 2012/08/10 20:04:20
end of observation       : 2012/08/11 03:02:00
effective observing time : 6 h 57 m 35 s
effective collection area: 7023.0 km^2 * hour @ 6.5 mag

# active meteor showers  : 5
# observed meteor showers: 4
# observed meteors       : 105

Perseids (PER)           : #=67  b=-0.3 mag  ECA=5516.5 km^2*h  FLX=12.1 
/(10^3*km^2*h)
Sporadics (SPO)          : #=29  b=-0.3 mag  ECA=1146.6 km^2*h  FLX=25.3 
/(10^3*km^2*h)
Antihelion (ANT)         : #=4  b=-0.0 mag  ECA=828.6 km^2*h  FLX=4.8 
/(10^3*km^2*h)
kappa-Cygnids (KCG)      : #=4  b=-0.4 mag  ECA=2526.9 km^2*h  FLX=1.6 
/(10^3*km^2*h)
S-delta-Aquarids (SDA)   : #=1  b=0.2 mag  ECA=334.9 km^2*h  FLX=3.0 
/(10^3*km^2*h)
alpha-Capricornids (CAP) : #=0  b=--- mag  ECA=2439.6 km^2*h  FLX=0.0 
/(10^3*km^2*h)


start of observation     : 2012/08/11 20:04:49
end of observation       : 2012/08/12 03:13:00
effective observing time : 7 h 7 m 46 s
effective collection area: 7558.1 km^2 * hour @ 6.5 mag

# active meteor showers  : 5
# observed meteor showers: 5
# observed meteors       : 175

Perseids (PER)           : #=134  b=-0.4 mag  ECA=5862.7 km^2*h  FLX=22.9 
/(10^3*km^2*h)
Sporadics (SPO)          : #=30  b=-0.7 mag  ECA=1256.7 km^2*h  FLX=23.9 
/(10^3*km^2*h)
alpha-Capricornids (CAP) : #=4  b=-1.0 mag  ECA=2604.8 km^2*h  FLX=1.5 
/(10^3*km^2*h)
kappa-Cygnids (KCG)      : #=3  b=0.8 mag  ECA=2683.7 km^2*h  FLX=1.1 
/(10^3*km^2*h)
Antihelion (ANT)         : #=2  b=-1.4 mag  ECA=901.5 km^2*h  FLX=2.2 
/(10^3*km^2*h)
S-delta-Aquarids (SDA)   : #=2  b=-0.5 mag  ECA=370.6 km^2*h  FLX=5.4 
/(10^3*km^2*h)


start of observation     : 2012/08/12 20:04:28
end of observation       : 2012/08/13 03:07:00
effective observing time : 7 h 2 m 12 s
effective collection area: 7317.4 km^2 * hour @ 6.5 mag

# active meteor showers  : 5
# observed meteor showers: 5
# observed meteors       : 161

Perseids (PER)           : #=128  b=-0.4 mag  ECA=5785.0 km^2*h  FLX=22.1 
/(10^3*km^2*h)
Sporadics (SPO)          : #=22  b=-0.3 mag  ECA=1241.4 km^2*h  FLX=17.7 
/(10^3*km^2*h)
alpha-Capricornids (CAP) : #=4  b=-0.2 mag  ECA=2556.4 km^2*h  FLX=1.6 
/(10^3*km^2*h)
kappa-Cygnids (KCG)      : #=3  b=-0.6 mag  ECA=2559.8 km^2*h  FLX=1.2 
/(10^3*km^2*h)
Antihelion (ANT)         : #=2  b=-0.8 mag  ECA=890.6 km^2*h  FLX=2.2 
/(10^3*km^2*h)
S-delta-Aquarids (SDA)   : #=2  b=-0.3 mag  ECA=371.6 km^2*h  FLX=5.4 
/(10^3*km^2*h)

As a summary I would say, that in western Germany both PER maximum nights were 
nearly equally strong.

Clear skies
Bernd

Bernd Brinkmann

Sternwarte Herne, MPC code A18
Herne, Germany

e-mail: info at sternwarte-herne.de
http://www.sternwarte-herne.de




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