供各位参考:2004.08
Observer: TianJing Ouyang(TIAOU)
Location: Wuhan, Hubei Province, P. R. of China (114 17'E, 30 30' N)
Listening Frequency: 95.9MHz.
Transmitter Location: Seoul, Korea
Antenna : 5 element Yagi, azimuth NE, elevation 10 deg
Receiver: Dishang R-3000, sensitivity 0.1 uV
Recording method: listening by ear
..Duration
I - <=0.5s
II - 0.6-2.9s
III - >=3s
..Local time = UT + 8 hours
18h37m-19h37m(UT)
Date Duration Intensity Counts of Total
III II I Strong Moderate Weak reflections duration time (s)
07.30 0 5 10 4 4 7 15 7.6
07.31-08.05-------------------------------------------------------------------
08.06 0 3 6 1 6 2 9 5.2
08.07-------------------------------------------------------------------------
08.08 0 3 7 2 2 6 10 7.8
08.09 0 4 5 2 3 4 9 5.8
08.10 3 1 7 3 5 3 11 28.4(18h42m04s,10s;
18h53m58s,6s;
19h00m14s,10s) 08.11(a)2 3 9 5 4 5 14 32.2(18h01m28s,10s;
18h04m05s,15s;)
08.11(b)2 1 12 4 6 5 15 13.4(19h23m41s,7s) (a):17h44m-18h44m
(b):18h44m-19h44m
比较:1998年11月18日晨,信号最多的一个钟头,信号数32,合计持续时间约12分钟;
2001年11月18日晨,信号最多的一个钟头,信号数38,合计持续时间约30分钟!
目视:17h44m-19h50m;最暗星等:天顶约3等;30°处约0等。
18h01m12s,-1,群内
18h23m44s,+1,群内
18h37m15s,+2.5,群内
19h23m05s,0,群内
19h47m18s,3.群内 |
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