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Dátum: 2003-11-25 17:33:32
Feladó: Hevesi Zolt├ín
Tárgy: 2003 Leonids in JAPAN -Visual Observation- (Final FLASH)
Subject: [IMO-News] 2003 Leonids in JAPAN -Visual Observation- (Final FLASH)


> Hello all,
>
>  ---------------------------------------------------------
>      2003 Leonids FLASH in JAPAN (Visual Observation)
>               (The Nippon Meteor Society)
>          - calculated by Shigeo UCHIYAMA(NMS) -
>              ==== FINAL ANNOUNCEMENT ===
>  ---------------------------------------------------------
>
> (1) Daily Report
>
>  DATE(UT)  Nind.  Teff  LEO  HRave  ZHRave  Err.
>  -------------------------------------------------
>   Nov 13d   22   50    475    9.5    47.6   2.2
>   Nov 14d    0    0      -     -       -     -
>   Nov 15d    0    0      -     -       -     -
>   Nov 16d   12   15.1  105    7.0    42.8   4.2
>   Nov 17d   14   23.7  403   17.0    70.6   3.5
>   Nov 18d    2    1.3   19   14.6    98.3  22.6 **
>   Nov 19d    7   15.6  338   21.7   119.0   6.5
>   Nov 20d    0    0      0    -       -     -
>   Nov 21d    5    9.0   90   10.0    24.0   2.5
>   Nov 22d    2    6.0  152   25.3    24.3   2.0
>   Nov 23d    1    4.5  121   26.9    22.9   2.1
>
>  * excluding:observations under unfavorable condition
>     (Lm<4.0mag, Cl>=0.3, RP-h<15deg)
>  ** On 18th, two data were not observed under good condition.
>     It however was bad weather night in Japan. So, these data
>     added.
>
> Total Leonid meteors : 1,684
> Total Observed Time  :   123.9 hr
>
>  Nind.: the number of observers during night
>  Nobs : the number of observers
>  Teff : observed period (hr)
>  LEO  : the number of Leonid meteors
>  HRave: average HR
>  ZHRave:average ZHR population index = 2.2
>  Err. : ZHRave/sqrt(LEO)
>
> Observer name(nights) :
> Kazuhiro SUMIE(6), Kazuhiro OSADA(6), Minoru MURAKI(4),
> Takema HASHIMOTO(4), Shigeo UCHIYAMA(3), Koetsu SATO(3),
> Fumihiko KANNO(3), Kayo MIYAO(2), Erina YANAGIDA(2),
> Yoshihiro HIGA(2), Hironobu SAKAKIBARA(2), Kumiko TAKEDA(2),
> Hiroyuki SOMEYA(2), Nozomi SOUMA(2), Hideo AMI(2),
> Yoshihito TANAKA(2), Hiroshi OGAWA(2), Mio TSUKAKOSHI(2),
> Masayuki TODA(1), Seiji AKAGI(1), Masayuki YAMAMOTO(1),
> Yasuo YABU(1), Yuuki KATO(1), Satoshi KARIYA(1),
> Hitoshi ICHIKAWA(1), Mikiya SATO(1), Erika MATSUMOTO(1),
> Kazumi TERAKUBO(1), Ken-ichi FUSHIMI(1), Yusuke KAMEOKA(1),
> Yasuhiro TAKEDA(1), Mayumi SAITO(1), Takashi SEKIGUCHI(1),
> Tomoko SAITO(1), Hiromichi HORIGANE(1) ; 35observers
>
> and we received reports from following observers.
> Takehiko ADACHI, Minako OTA, Mariko SEKINE, Makiko NAGASAWA,
> Yasuro, OIKAWA
>
> ------------------------------------
> From 21st to 23rd night(UT), ZHR was same level and it did
> not decrease. On 21st night, however, although there were five
> observers, there were less members on 22nd and 23rd nights.
>
> Then Mr.Uchiyama calculated the magnitude distribution.
> He says that there were many bright meteors on 19th night(UT).
> On other nights, meteor average magnitude was darker (not only
> 13th night but also other nights).
>
>
> with best wishes
Vissza

  

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