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(meteorobs) Secondary report of GIA shower observation in Japan, 1999.



Hello all,

Secondary report of GIA shower observation in Japan, 1999.


=========================================================================
Kazuhiro Osada
Site : Oyama ,Shizuoka, Japan      138d58m , +35d20m

                                              Xi Gamma
DATE       UT    TIME aM Spo. GIA NTA STA ORI Cet Cet Lm  CL Dir Obs.
----------------------------------------------------------------------
1999 Oct.                                      
08/09 11:30-12:23 53  37  30   6   0   0   -   1   0  5.5  2  Z  OSAKA
08/09 12:45-14:00 75  44  33   8   1   0   1   1   0  5.8  2  Z  OSAKA
08/09 14:00-15:00 60  39  27   4   2   1   3   2   0  5.7  1  Z  OSAKA

Time : Observed time interval
Total: Total number of meteors
Spor.: Number of Sporadic meteors
GIA  : Giacobinid meteor shower
Lm   : Limiting magnitude of field stars
CL   : Cloud cover
Dir  : Observation direction(Z:Zenith)

Note : Xi-Cet and Gamma-Cet are a one of the Taurid complex in Japanese.

Magnitude distributions
+------+---------------------+----+----+-------+
|      | -1  0  1  2  3  4  5| all| ave| Lm    |
+------+---------------------+----+----+-------+
| GIA  |        2  2  4  8  2|  18|3.33|5.5-5.8|
| NTA  |           1     1  1|   3|3.67|5.5-5.8|
| STA  |                 1   |   1|-.--|5.5-5.8|
| ORI  |     1     1  2      |   4|2.00|5.5-5.8|
|Xi-Cet|              1  2  1|   4|4.00|5.5-5.8|
+------+---------------------+----+----+-------+
|Spo.  |  1     3  5 14 46 21|  90|3.80|5.5-5.8|
+------+---------------------+----+----+-------+


Kazuhiro Sumie
Site : Chikusa platou, Chigusa ,Hyogo, Japan      134d24m , +35d13m

DATE       UT     TIME aM Spo. GIA Lm  CL Dir Obs.
----------------------------------------------------
1999 Oct.
08/09  12:20-13:00 40  15  13    2 6.5  0 Dra SUMKA
08/09  13:00-14:00 60  34  31    3 6.6  0  Z  SUMKA
08/09  14:00-15:00 60  38  36    2 6.7  0  Z  SUMKA
08/09  15:00-16:00 60  35  35    0 6.7  0  Z  SUMKA


Hiroyuki Okayasu observed during 10h30m-12hUT, Ken-Ichi Fushimi also observed
during 13h10m-14h10mUT. There were no GIA's meteor found.
Masayosi Ueda, Kazuhiro Suzuki observed GIA by HRO, they were not able to catch 
any especially activity.  However, Chigusa High School caught tendency of a few 
echo incleasing by HRO.


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

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