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(meteorobs) Leonids in Japan : Preliminary results



Visual results in Japan (The Nippon Meteor Society).
ZHR has been computed with: 
-  gamma = 1.0 (correction of Radiant elevation)
-  r = 2.0
-  excluding:observations under unfavourable condition
   (T<30m, Cl>0.4, RP-h<10deg)

----------------------------------------------------
Time[UT]    N  T.eff  #Leo   ZHR(Leo)  SD   Remarks
----------------------------------------------------
Nov.16, 1998
19:30       1   1.67    72      149    46   
Nov.17, 1998
15:30      10   9.08   199      124    61   
16:30       9   8.35   255      100    58   
17:30       8   6.75   335      132    63   
18:30       9   8.00   429      115    77   
19:30       6   5.57   213      151    89   
20:15       1   0.50    28       95     -   
---------------------------------------------------

Observers   : Y.Fujiwara,N.Fukuda,T.Hashimoto,T.Ishikawa,M.Kawano,S.Kaya,
(18members)   K.Kishio,W.Kobayashi,K.Kuragaki,K.Maeda,K.Mameta,H.Masuda,
              K.Osada,M.Sakaguchi,K.Sato,A.Takenaga,K.Yamashita,Y.Yoshimizu

Total observations              (Nov.16 & 17) : 2,395minutes (=39.91h)
Total number of Perseid meteors (Nov.16 & 17) : 1,531

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Masaaki Takanashi  (The Nippon Meteor Society / Gotemba city, JAPAN)
                      E-Mail : QGA00120@nifty.ne.jp
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