Radio Meteor Observation

Results of Quadrantids 2002 by HRO
(Misato Observatory,Wakayama,JAPAN)

Very high activity was seen !! HR230!!


This page is the result of Quadrantids 2002. At Misato Observatory, the activity level of Quadrantids was very high !! The maximum was around 21h(UT). Max HR was about 230 (in 2000, HR120). Also, this activity started on 1st January. So, in this year, Quadrantids might be unusual activity.

First, the following table is the number of echoes. The upper sentence is "allechoes", and the following sentence is "long echoes". "Long echoes" are echoes which were continued more than 10 sec. . "Es" and "IF" are data which could not observe by anything reason. "--" is nonobservatin because of machine truble or another problems. LT(Local Time) is Japan Standard Time (JST: UT+9h). "@" is the member which is changed HR(Hourly Rate).

LT  00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
UT  15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14
----------------------------------------------------------------------------
December 2001
30/ 14 19 23 13 31 32 28 33 26 23 34 19 17 12 12  8 12 11  9  8 10 12 16 13
                          1
31/ 15 21 19 24 24 31 32 39 32 32 19 18 25 23 14 15 12 11 16 12 19 33 34 39

January 2002
01/ 44 42 61 62 76 64 51 58 52 34 38 42 21 27 31 13 19 11 13 12 18 16 23 34
                          1           1
02/ 27 38 48 43 61 81 89 83 59 37 47 IF@20 IF IF@10 15 10 21 17 22 15 31 44
                                1
03/ 40 35 39 46 72 87 76 74 75 59 59 52@38@38 42 24 19 11 10 11 22 30 33 48
                          1     1  2  1
04/ 79109129160186193232229193159104 71 72 33 42 27 22 11 14 13 12 18 28 33
           2  3  4  1  2  7  5  7  5  2  4  1
05/ 42 49 51 42 51@49 49 51 46 38 49 39 44 33 35 13 10 10 11  6 18 10 13 25
                          1
06/ 28 45 47 52 42 52 67 53 48 40 38 35 21 15 15 15 -- --  9 11 19 10 11 20
        1              2           1

Next graph is upper data.



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