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(meteorobs) Leonids in Japan : visual observation re



Leonids 1999
Visual results in Japan (The Nippon Meteor Society). [Update #1]

ZHR has been computed with: 
-  gamma = 1.0 (correction of Radiant elevation)
-  r = 2.0   (equal "IMO Shower Circular,LEONID Activity 1999")
-  excluding:observations under unfavourable condition
   (T<30m, Lm<4.0mag, Cl>0.4, RP-h<10deg)
-  Err. : ZHR * 1/SQRT(#Leo)
---------------------------------------------------------
Time[UT]  #Obs  T.eff   #Leo ZHR(Leo) Err.   Remarks
---------------------------------------------------------
Nov.16, 1999
15:30       2   2.00      0      0     -
16:30      13  12.30     85     40     4
17:30      17  13.88     82     21     2
18:30      25  22.53    146     24     2
19:30      16  13.73     67     17     2

Nov.17, 1999
16:30       1   0.92      1     26    26
17:30       0   0         -      -     -
18:30       3   1.92     28     48     9
19:30       2   1.00     57    154    20
20:15       3   1.67     81    132    15

Nov.18, 1999
15:30      15  12.00    293    323    19
16:30      17  14.28    824    341    12
17:30      21  16.90   1382    285     8
18:30      24  21.42   1856    233     5
19:30      16  14.63   1272    187     5
20:15       1   1.67     27     35     7

Nov.19, 1999
17:30       1   1.00      3     10     6
18:30       0   0         -      -     -
19:20       1   1.00     22     38     8
20:20       1   0.50      1      9     9
---------------------------------------------------------

Observers (52members) : 
Yuriko ABE, Seiji ABE, Sachiko AKIYAMA, Hirotaka CHINO, Nobuyuki FUKUDA,
Keiichi FUKUI, Takema HASHIMOTO, Ohmi IIYAMA, Daiyu ITO, Kiyoshi IZUMI, 
Sachiko KAMIYAMA, Ken'ya KAWABATA, Seiichiro KIYOTA, Wakaba KOBAYASHI,
Hiroyuki KODAMA, Karimu KURAGAKI, Koji MAEDA, Katsuhiko MAMETA, 
Yukihisa MATSUMOTO, Hiromi MITAMURA, Hidekatsu MIZOGUCHI, Ryosuke MORITA,
Kiyohide NAKAMURA, Hiroyuki NAKAMURA, Akihiko OBAMA, Hiroshi OGAWA,
Masayuki OKA, Hiroyuki OKAYASU, Hiroshi ONISHI, Masahiko OOBA,
Kazuhiro OSADA, Hirohisa SATO, Koetsu SATO, Mikiya SATO, Takashi SEKIGUCHI,
Hirotaka SERIZAWA, Yasuo SHIBA, Ken'ichi SHIBATA, Hiroyuki SHIOI,
Kazuhiro SUMIE, Akiko TAKEUCHI, Syoichi TANAKA, Kazumi TERAKUBO,
Yasuhiro TONOMURA, Takuo TORIGOE, Shigeo UCHIYAMA, Kazuyuki YAMADA,
Ikuo YAMAMOTO, Masayuki YAMAMOTO(Miyagi), Masayuki YAMAMOTO(Aichi),
Satomi YOKOCHI, Seiichi YOSHIDA

Total observations               (Nov.12-17) : 11,667 minutes (=194.45h)
Total number of Leonids meteors  (Nov.12-17) :  6,504

See more details showing at : 
     http://www2u.biglobe.ne.jp/~nms/index_e.html
     http://www2u.biglobe.ne.jp/~nms/nmsnews_e.html
     http://www2u.biglobe.ne.jp/~nms/leo9901.gif
     http://www2u.biglobe.ne.jp/~nms/leo9902.gif

-----------------------------------------------------------------------
Masaaki Takanashi  (The Nippon Meteor Society / Gotemba city, JAPAN)
                   E-Mail : QGA00120@nifty.ne.jp
The Nippon Meteor Society's Web page : 
                           http://www2u.biglobe.ne.jp/~nms/index_e.html
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