(meteorobs) Fw: Impressive Geminid shower above the French Vosges

Michel Vandeputte michelvandeputte at hotmail.com
Mon Dec 18 17:58:49 EST 2006


Hi folks,

Full report from December 13-14. 

Long trains,

Michel


VISUAL OBSERVING FORM - SUMMARY REPORT 

Night: December 13 - December 14    Year    2006 
Observer: Michel Vandeputte    IMO code: VANMC
Place: Feu du Champ (France) - northern Vosges mountain chain  (48°24'10" N - 07°16'37" E - alt  1050 m)
Period: 20.20 - 05.05 UT
Method: counting in 5' intervals - tape recorder. 
Field: north eastern directions, southwestern directions after moonrise.  
Weather conditions: clear skies, frosty conditions (-2 degrees), cirrus before 20UT and  after 5UT. No fog.


Observed showers: 

Geminids (alfa: 112° / delta +33°)


Interval analyse (hourly counts) 

period (UT)     Teff        F        Lm     GEM        SPOR

20.20-21.20    1.00    1.00    6.70        68        8
21.20-22.20    1.00    1.00    6.70        94        8
22.20-23.20    1.00    1.00    6.70       109      15
23.20-00.20    1.00    1.00    6.70       119      16
00.20-01.20    1.00    1.00    6.70       123      13
01.20-02.20    1.00    1.00    6.70       124      12
02.20-03.20    1.00    1.00    6.65       116      10
03.20-04.20    1.00    1.00    6.60        83       14
04.20-05.05    0.75    1.00    6.60        58       15

20.20-05.05    8.75                           894       111 = 1005 meteors



Interval analyse (5 minute or 0.083 minutes)

Period (UT)        N Gem    N Spor

20.20-20.25            7            1
20.25-20.30            6            1
20.30-20.35            6            0
20.35-20.40            5            1
20.40-20.45            5            1
20.45-20.50            4            0    
20.50-20.55            3            2
20.50-21.00            10          1
21.00-21.05            4            0
21.05-21.10            4            0
21.10-21.15            9            1
21.15-21.20            5            0

21.20-21.25            7            0
21.25-21.30            5            1
21.30-21.35            3            0
21.35-21.40            10          2
21.40-21.45            6            1
21.45-21.50            8            0
21.50-21.55            7            0
21.55-22.00            10          1
22.00-22.05            7            0
22.05-22.10            10          1
22.10-22.15            6            0
22.15-22.20            15          2

22.20-22.25            4            0
22.25-22.30            12          0
22.30-22.35            12          2
22.35-22.40            4            3
22.40-22.45            8            1
22.45-22.50            7            1
22.50-22.55            13          0
22.55-23.00            13          0
23.00-23.05            8            3
23.05-23.10            9            4
23.10-23.15            11          0
23.15-23.20            8            1

23.20-23.25            10          1
23.25-23.30            9            1
23.30-23.35            8            1
23.35-23.40            16          1
23.40-23.45            7            0
23.45-23.50            7            1
23.50-23.55            13          0
23.55-00.00            11          1
00.00-00.05            7            1
00.05-00.10            9            3
00.10-00.15            9            5
00.15-00.20            13          1

00.20-00.25            8            1
00.25-00.30            8            1
00.30-00.35            11          3
00.35-00.40            4            1
00.40-00.45            8            0
00.45-00.50            10          2
00.50-00.55            13          3
00.55-01.00            9            0
01.00-01.05            15          1
01.05-01.10            11          0
01.10-01.15            11          0
01.15-01.20            15          1

01.20-01.25            14          1
01.25-01.30            9            1
01.30-01.35            15          0
01.35-01.40            14          0
01.40-01.45            8            2
01.45-01.50            6            0
01.50-01.55            9            1
01.55-02.00            9            0
02.00-02.05            8            1
02.05-02.10            8            1
02.10-02.15            11          3
02.15-02.20            13          2

02.20-02.25            5            0
02.25-02.30            5            1
02.30-02.35            8            2
02.35-02.40            10          0
02.40-02.45            10          0
02.45-02.50            9            3
02.50-02.55            17          1
02.55-03.00            6            0
03.00-03.05            14          0
03.05-03.10            15          1
03.10-03.15            10          2
03.15-03.20            7            0

03.20-03.25            9            1
03.25-03.30            14          0
03.30-03.35            5            1
03.35-03.40            7            0
03.40-03.45            6            3
03.45-03.50            8            1
03.50-03.55            5            0
03.55-04.00            6            4
04.00-04.05            6            0
04.05-04.10            5            2
04.10-04.15            9            1
04.15-04.20            3            1

04.20-04.25            7            2
04.25-04.30            5            3
04.30-04.35            4            2
04.35-04.40            9            2
04.40-04.45            9            2
04.45-04.50            5            3
04.50-04.55            7            0
04.55-05.00            4            0
05.00-05.05            8            1

                                         
Magnitude distributions Geminids

20.20-21.20    -1(1)+0(2)+1(5)+2(13)+3(17)+4(21)+5(9) mean 3.09
21.20-22.20    -2(2)-1(1)+0(2)+1(7)+2(19)+3(30)+4(21)+5(12) mean 2.91
22.20-23.20    -2(1)-1(3)+0(1)+1(5)+2(19)+3(32)+4(35)+5(13) mean 3.11
23.20-00.20    -6(1)-3(1)-1(3)+0(7)+1(6)+2(22)+3(30)+4(38)+5(11) mean 2.87
00.20-01.20    -4(2)-3(1)-2(1)-1(2)+0(3)+1(6)+2(34)+3(35)+4(27)+5(12) mean 2.70    
01.20-02.20    -1(2)+0(6)+1(6)+2(31)+3(49)+4(25)+5(5) mean 2.73
02.20-03.20    -8(1)-1(3)+0(2)+1(8)+2(25)+3(36)+4(40)+5(1) mean 2.83
03.20-04.20    -1(3)+0(2)+1(7)+2(24)+3(25)+4(19)+5(3) mean 2.63
04.20-05.05    -2(1)-1(1)+0(1)+1(8)+2(18)+3(16)+4(12)+5(1) mean 2.45

overall MD Geminids   

-8: 1
-6 :1
-4: 2
-3: 2
-2: 5
-1: 19
+0: 26
+1: 58
+2: 205
+3: 270
+4: 238
+5: 67

Mean: 2.82
N~ : 23 = 3%


magnitude distributions sporadics

-6(1)+1(6)+2(14)+3(36)+4(47)+5(7) N 111 

 


More information about the Meteorobs mailing list