(meteorobs) 2004 Perseids in China

[tom6740]

Sorry, the acitivity pictures is missed.

http://www.astron.sh.cn/non-cgi/usr/3/3_4462.gif

--- In meteorobs at yahoogroups.com, Quanzhi Ye <tom6740 at y...> wrote:
> --------------------------------------------
> 2004 Perseids in China Analysis
> --------------------------------------------
> 
> Many new observers joining our team this time, I
> recive 20 reports from 17 observers this time, and the
> reports can nearly cover the nights of 11, 12 and 13.
> Unfortunately the weather was not good in most part of
> China when the rev-1 peak occured. 
> 
> Beijing Standard Time (GMT-8) to be use.
> 
> Day Hour Nind. nINT nPER nSPO ZHR Err.
> 11 3.0 2 1.5 15 3 39.8 9.9
> 11 3.2 1 0.4 7 1 35.1 11.7
> 11 3.8 2 0.7 5 2 40.0 17.5
> 11 4.6 1 0.7 8 5 41.7 17.6
> 12 1.3 6 3.7 46 22 57.5 7.4
> 12 2.0 5 3.4 50 7 63.2 8.8
> 12 2.8 5 4.5 52 17 62.7 8.9
> 12 3.5 5 4.1 52 20 61.7 7.8
> 12 23.6 2 1.8 7 8 54.3 17.1
> 13 0.5 2 1.4 11 6 63.3 18.3
> 13 1.5 3 3.1 125 21 136.9 12.2
> 13 2.5 5 3.3 143 61 116.8 9.7
> 13 3.5 4 3.8 122 23 95.8 8.6
> 13 4.5 2 2.4 84 20 111.8 12.1
> Total Perseids: 727
> Total observed time: 60.3h
> Observers: Quanzhi YE (9.5h), Gu CHEN (5.0h), Le JI
> (2.7h), Fan ZHANG (1.9h), Xu ZHANG (1.8h), Yujiang CAI
> (1.8h), Shangfei LIU (1.6h), Wen ZHOU (1.5h), Yandong
> HU (1.5h), Li FENG (1.4h), Hao ZHENG (1.3h), Jiaqing
> YANG (1.3h), Wei WANG (1.3h), Jin ZHU (1.1h), Chen XU
> (1.0h), Huan MENG (0.7h), Chuan WANG (not use).
> Nind.: the number of observers
> nINT : observed period (hr)
> sPER : the number of Perseid meteors
> ZHR :average ZHR with population index = 2.0
> Err. : ZHRave/sqrt(PER)
> ----------------------------
> By Quanzhi YE
> August 17, 2004.
> 
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