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(meteorobs) Perseids in Japan - 3rd announcement -

The Nippon Meteor Society (NMS)

  ---------------------------------------
  Perseids 2002  in Japan   -3rd announcement-
          (Visual Observation)
  ---------------------------------------

n   : the number of data
PER : all meteors (Perseids)
Time:Total time (min.)
ZHR : r=2.0，gamma=1.0
Err. = ZHR * (1/SQRT(PER))

excluding:observations under unfavorable condition
          (Lm<4.5mag, Cl>0.4, RP-h<15deg, Time<30min.)

                      <daily results>

 DATE  UT        n   PER   Time    HR      ZHR   Err.
-----------------------------------------------------------
Jul 20d 18:00   4     6   240    1.5     2.9    1.2
Jul 21d 18:00   3     2   180    0.7     2.1    1.5
Jul 22d 18:00   0     -     -     -       -      -
Jul 23d 18:00   1     1   120    1.0     7.8    7.8
Jul 24d 18:00   1     2    60    2.0    12.7    9.0

Jul 25d 18:00   1     0    60    0.0     0.0     -
Jul 26d 18:00   4    15   240    3.8    10.2    2.6
Jul 27d 18:00   4    17   240    4.3    15.7    3.8
Jul 28d 18:00   0     -     -     -       -      -
Jul 29d 18:00   0     -     -     -       -      -

Jul 30d 18:00   5     5   255    1.3    11.1    5.0
Jul 31d 18:00   2     7   120    3.5    16.5    6.2

Aug 01d 18:00   1     3    60    3.0    13.8    8.0
Aug 02d 18:00   1     4    60    4.0    22.8   11.4
Aug 03d 18:00   1    12    60   12.0    36.2   10.5
Aug 04d 18:00   0     -     -     -       -      -

Aug 05d 18:00   3    23   183    7.6    20.7    4.3
Aug 06d 18:00   6    52   315    9.9    22.0    3.1
Aug 07d 18:00   7    86   410   12.7    22.8    2.5
Aug 08d 18:00  15   118   730   10.0    30.8    2.8
Aug 09d 18:00   6    49   320   10.2    43.6    6.2

Aug 10d 18:00  28   291  1552   12.4    43.7    2.6
Aug 11d 18:00   6    52   240   15.3    66.9    9.3


Total observation time : 5,545min. (=92.42h)
Total Perseids meteors :   745meteors


Observers: 
 Shinobu AMIKURA, Mitsunori IWAMOTO, Shigeo UCHIYAMA,
 Hiroshi OGAWA,Kazuhiro OSADA, Hiroyuki KATO, Toru SAGAYAMA
 Misaki KANETAKA, Atsuyoshi KAWAURA, Mikiya SATO,
 Takashi SEKIGUCHI, Takashi HIGUCHI, Ken-ichi FUSHIMI,
 Hidekatsu MIZOGUCHI, Minoru MURAKI, Keiko MORINAGA,
 Katsuhiro YOSHIZAKI, Masaaki YOSHIMURA


(Although the observing condition was not good, I receive reports.
 Observers are: Minoru SHIMIZU, Mitsuhiro FUJITA, Yoshiaki
 FUJIYOSHI, Kayo MIYAO, Yasuo YABU, Takuya MARUYAMA)


with best wishes
Hiroshi Ogawa

----------------------------------
Hiroshi Ogawa (University of Tsukuba, JAPAN)
mailto: HZH02257@nifty.ne.jp
homepage: http://homepage2.nifty.com/~baron/

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