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(meteorobs) Leonids in Japan : visual observation results



Leonids 2000 prompt report
Visual results in Japan (The Nippon Meteor Society).

ZHR has been computed with: 
-  gamma = 1.0 (correction of Radiant elevation)
-  r = 2.0   ("IMO ; 2000 Meteor Shower Calender")
-  excluding:observations under unfavourable condition
   (T<30m, Lm<4.0mag, Cl>0.4, RP-h<10deg)
-  Err. : ZHR * 1/SQRT(#LEO)

Daily ZHR
----------------------------------------------------------------
Time[UT]    SunL   Obs  T.eff  #LEO   ZHR   Err.  (HR)   Remarks
----------------------------------------------------------------
Nov.
11d 18:00  229.65    1   0.75     2    27    19  (  3)
12d 18:00  230.66    1   1.00     9    38    13  (  9)
13d 18:00  231.67    0    -       -     -     -  (  -)
14d 18:00  232.67    0    -       -     -     -  (  -)
15d 18:00  233.68    0    -       -     -     -  (  -)
16d 18:00  234.69    2   1.17     0     0     -  (  0)  Bad Condition
17d 18:00  235.69   41  33.42   738    75     3  ( 22)
18d 18:00  236.70   49  41.62   367    34     2  (  9)
----------------------------------------------------------------

Hourly ZHR (Nov.16-18)
----------------------------------------------------------------
Time[UT]    SunL   Obs  T.eff  #LEO   ZHR   Err.  (HR)   Remarks
----------------------------------------------------------------
Nov.
16d 17:30  234.665   1   0.50     0     0     -  (  0)  Bad Condition
16d 18:30  234.707   1   0.67     0     0     -  (  0)  Bad Condition

17d 17:30  138.374   2   1.50     8    36     6  (  5)
17d 18:30  138.414   9   5.47    60    55     5  ( 11)
17d 19:30  138.254  21  19.43   543    90    21  ( 28)
17d 20:15  138.294   9   7.02   127    68     9  ( 18)

18d 15:30  139.174   9   7.33    40    37    23  (  6)
18d 16:30  139.214   8   7.07    45    27    29  (  6)
18d 17:30  139.254  10   8.28    81    32    35  ( 10)
18d 18:30  139.293   9   7.65    95    44    10  ( 12)
18d 19:30  139.333  12  10.28    94    30     7  (  9)
18d 20:15  139.373   1   1.00    12    43     5  ( 12)
----------------------------------------------------------------

Observers (35members) : 
Keiichi FUKUI, Ken-ichi FUSHIMI, Takashi HASEGAWA, Takema HASHIMOTO, 
Daiyu ITO, Kiyoshi IZUMI, Kumiko KAI, Wakaba KOBAYASHI, Hiroyuki KODAMA, 
Karimu KURAGAKI, Katsuhiko MAMETA, Yukihisa MATSUMOTO, Ryosuke MORITA, 
Minoru MURAKI, Kiyohide NAKAMURA, Koji NANIWADA, Hiroyuki NISHIMOTO, 
Masayuki OKA, Kazuhiro OSADA, Mitsue SAKAGUCHI, Koetsu SATO, Mikiya SATO, 
Tomoko SATO, Hideki SEO, Hirotaka SERIZAWA, Kazuhiro SUMIE, 
Tetsuo TAKAHASHI, Shoichi TANAKA, Kazumi TERAKUBO, Masayuki TODA, 
Yasuko TOYA, Teizaburo TSUKAMOTO, Shigeo UCHIYAMA, Masayuki YAMAMOTO, 
Katsuhiro YOSHIZAKI 

Total observations          (Nov.11-Nov.18) :  4,677 min. (= 77.95h)
Total number of LEO meteors (Nov.11-Nov.18) :  1,116

See more details showing at : 
     http://www.nms.gr.jp/en/index.html
     http://www.nms.gr.jp/nmsnews_e.html
     http://www.nms.gr.jp/leo0001.gif
     http://www.nms.gr.jp/leo0002.gif
     http://www.nms.gr.jp/leo0003.gif

-----------------------------------------------------------------------
Masaaki Takanashi  (The Nippon Meteor Society / Gotemba city, JAPAN)
                                   E-Mail : takanashi@nms.gr.jp
The Nippon Meteor Society's Web page : http://www.nms.gr.jp/en/
 (New URL! Please change your bookmark and linkspot in your Web site.)
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