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(meteorobs) 2004 Quadrantids in JAPAN (Visual) FINAL
Hell all,
Mr.Shigeo UCHIYAMA announced Quadrantid flash result(Final
version).
---------------------------------------------------------
2004 Quadrantid FLASH in JAPAN (Visual Observation)
(The Nippon Meteor Society)
- calculated by Shigeo UCHIYAMA(NMS) -
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* excluding:observations under unfavorable condition
(Lm<4.1mag, Cl>=0.3, RP-h<15deg)
Nind.: the number of observers during night
Nobs : the number of observers
Teff : observed period (hr)
QUA : the number of Quadrantid meteors
HRave: average HR
ZHRave:average ZHR with population index = 2.0
Err. : ZHRave/sqrt(LEO)
<Daily Analysis>
Time(UT) Nind. Teff QUA HRave ZHRave Err.
-----------------------------------------------
Dec 27d 2 2.0 5 2.5 5.5 2.5
Dec 28d 1 1.0 2 2.0 6.7 4.7
Dec 29d 2 2.0 6 3.0 6.8 2.8
Dec 30d 0 0.0 - - - -
Jan 31d 2 2.3 8 3.5 8.7 3.1
Jan 1d 2 4.5 17 3.8 15.6 3.8
Jan 2d 4 5.2 58 11.2 27.8 3.7
Jan 3d 17 27.7 812 29.3 104.3 3.7
Jan 4d 1 4.0 70 17.5 53.9 6.4
<Hourly Analysis>
Time(UT) Nind. Teff QUA HRave ZHRave Err.
---------------------------------------------------
Jan 3d 16:30 3 3.3 51 15.5 102.1 14.3
Jan 3d 17:30 6 5.7 77 13.5 95.5 10.9
Jan 3d 18:30 10 9.2 213 23.2 104.3 7.1
Jan 3d 19:30 20 17.7 533 30.1 103.5 4.5
Jan 3d 20:30 18 14.8 521 35.2 102.2 4.5
Jan 3d 21:30 6 4.3 202 47.0 110.4 7.8
Total Quadrantid meteors : 978
Total Observed Time : 48.7 hr
Observers(Teff:hours): ---- 11 observers
Kazuhiro SUMIE(10.8), Takema HASHIMOTO(10.2), Kazuhiro OSADA(7.3),
Minoru MURAKI(4.0), Hiroyuki KATO(2.0), Shigeo UCHIYAMA(2.0),
Yoshihito TANAKA(1.8), Yoshihiro HIGA(1.3), Shin-ichiro YANAGI(1.0),
Ohmi IIYAMA(1.0), Mayumi SATO(1.0), Nozomi SOMA(1.0), Hiroshi
OHBAYASHI(0.8), Kumiko TAKEDA(0.8), Atsushi KISANUKI(0.7),
Eisuke TSUGE(0.5)
And we received reports from following members.
Hitoshi NAKAMURA, Koetsu SATO, Syouji HAYAMIZU, Kumiko KAI,
Takuji WATANABE, Yuu AZAMA
....dot calculated by Shigeo UCHIYAMA ( uchiyama@nms.gr.jp )
with best wishes
Hiroshi Ogawa
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Hiroshi Ogawa (University of Tsukuba, JAPAN)
mailto: HZH02257@nifty.ne.jp
homepage: http://homepage2.nifty.com/~baron/
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