(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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