(meteorobs) 2006 ETA visual report in JAPAN

[Hashimoto, Takema.]

Hello, 

I send you first report of Eta Aquarids in Japan.


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2006 Eta Aquarids in JAPAN (Visual Observation news flash)
            - calculated by Shigeo UCHIYAMA -             
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<Daily Analysis>
Month/day  Nind. Teff  ETA  HRave  ZHRave  Err.
-----------------------------------------------
Apr. 29d     2    1.8   10    5.6   19.9   6.3
May. 02d     3    3.5    9    2.6   16.8   5.6
May. 03d     3    3.3   26    7.9   34.5   6.8
May. 04d     3    3.2   30    9.4   46.8   8.5
May. 05d     1    2.0   10    5.0   56.0  17.7

Nind.  : the number of observers during night
Nobs   : the number of observers
Teff   : observed period (hr)
ETA    : the number of Eta Aquarids meteors
HRave  : average HR
ZHRave : average ZHR with population index = 1.8
Err.   : ZHRave/sqrt(PER)

* excluding:observations under unfavorable condition
   (Lm<4.5mag, Cl>=0.3, RP-h<10deg)

Observers(Teff:hours):
Takema HASHIMOTO(4.8), Kazuhiro OSADA(4.0), Shigeo UCHIYAMA(2.7),
Minoru MURAKI(2.0), Hidekatsu MIZOGUCHI(1.3), Toru SAGAYAMA(1.0)


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thashi at din.or.jp  Hashimoto, Takema
Minor Meteor Shower Circular(MMSC)
URL : http://www.din.or.jp/~thashi/index_E.htm
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Nippon Meteor Society (NMS)
Association of Meteor Observers in and around Tokyo Area (AMOTA)
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