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(meteorobs) Nov. 17/18 ZHUJI



***************************
NAMN VISUAL SUMMARY REPORT
***************************
DATE: Nov. 17/18, 1999                BEGIN: 18:31 UT    END: 21:19 UT
OBSERVER: Jin Zhu (ZHUJI)
LOCATION: Long: 117 d 34' 42" East; Lat: 40 d 23' 47" North
Place: Xinglong, Hebei, CHINA       Elevation: 860 m.
RECORDING METHOD: Tape Recorder

---------------------------------------------------------------------
OBSERVED SHOWERS: 3-letter code; radiant position; radiant diameter

LEO ; RA 10h 12m  DEC +22 deg.;
LIN ; RA 10h 30m  DEC +64 deg.;  <see REMARKS>
---------------------------------------------------------------------
OBSERVING PERIODS: 0 = none seen;    / = shower not watched.

PERIOD(UT)  FIELD   Teff   F     LM   LEO   LIN   SPO
18:31-18:43  E,90   0.2   1.05   6.0   6     0     6
18:43-18:55  E,90   0.2   1.05   6.0   3     0     4
18:55-19:07  E,90   0.2   1.05   5.9   2     1     3
19:07-19:16  E,90   0.15  1.05   5.9   1     0     4
19:21-19:33  S,80   0.2   1.05   5.5   3     0     7
19:33-19:45  S,80   0.2   1.05   5.5   1     0     7
19:45-19:57  S,80   0.2   1.05   5.5   1     1     2
19:57-20:09  S,80   0.2   1.05   5.5   1     1     5
20:09-20:21  S,80   0.2   1.05   5.5   5     0     1
20:21-20:33  S,80   0.2   1.05   5.5   1     0     4
20:33-20:45  S,80   0.2   1.05   5.5   3     1     7
20:45-20:57  S,80   0.2   1.05   5.5   4     0     4
20:57-21:09  S,80   0.2   1.05   5.5   4     0     3
21:09-21:19  S,80   0.17  1.05   5.5   2     2     2
---------------------------------------------------------------------
TOTALS              2.72              37     6    59
---------------------------------------------------------------------
MAGNITUDE DISTRIBUTIONS:
SHOWER   -7  -6  -5  -4  -3  -2  -1  0  +1  +2  +3  +4  +5  +6  TOTAL
LEO       0   0   0   0   1   3   4  4   3   6   7   7   2   0   37
LIN       0   0   0   0   0   0   0  0   0   1   1   3   1   0    6
SPO       0   0   0   0   0   0   4  6   9  10  17   8   5   0   59
---------------------------------------------------------------------
Total     0   0   0   0   1   3   8 10  12  17  25  18   8   0  102
---------------------------------------------------------------------
MAGNITUDE DISTRIBUTIONS OF THE LEONIDS:

TIME         -7  -6  -5  -4  -3  -2  -1  0  +1  +2  +3  +4  +5  +6  TOTAL
18:31-18:43   0   0   0   0   0   0   0  0   1   1   1   2   1   0    6
18:43-18:55   0   0   0   0   0   0   0  1   0   1   0   1   0   0    3
18:55-19:07   0   0   0   0   1   1   0  0   0   0   0   0   0   0    2
19:07-19:16   0   0   0   0   0   0   0  1   0   0   0   0   0   0    1
19:21-19:33   0   0   0   0   0   0   0  0   2   0   1   0   0   0    3
19:33-19:45   0   0   0   0   0   0   0  1   0   0   0   0   0   0    1
19:45-19:57   0   0   0   0   0   0   0  0   0   1   0   0   0   0    1
19:57-20:09   0   0   0   0   0   0   0  1   0   0   0   0   0   0    1
20:09-20:21   0   0   0   0   0   0   0  0   0   1   1   3   0   0    5
20:21-20:33   0   0   0   0   0   0   0  0   0   0   0   1   0   0    1
20:33-20:45   0   0   0   0   0   1   2  0   0   0   0   0   0   0    3
20:45-20:57   0   0   0   0   0   0   1  0   0   1   2   0   0   0    4
20:57-21:09   0   0   0   0   0   1   1  0   0   1   1   0   0   0    4
21:09-21:19   0   0   0   0   0   0   0  0   0   0   1   0   1   0    2
-----------------------------------------------------------------------
Total         0   0   0   0   1   3   4  4   3   6   7   7   2   0   37
-----------------------------------------------------------------------
SKY OBSCURED:
      __0__%
FROM: 18:31 UT
  TO: 21:19 UT
---------------------------------------------------------------------
DEAD TIME: None
BREAKS: 19:16-19:21
---------------------------------------------------------------------
LIMITING MAGNITUDE:

          STAR      STAR
TIME      AREA      COUNT     LM
18:39      17        12       6.0
18:57      17        11       5.9
19:16      17        11       5.9
19:42      17        10       5.5
19:49      17        10       5.5
20:16      17        10       5.5
20:46      17        10       5.5
21:04      17        10       5.5
21:15      17        10       5.5

MEAN LIMITING MAGNITUDE: 5.7

---------------------------------------------------------------------
METEOR DATA:

#  TIME(UT)  MAG  VEL.  COLOR  SHOWER  TRAIN  MAP  ACCURACY
---------------------------------------------------------------------
1   18:31     +3   4      w     SPO     
2   18:31     +3   5      w     LEO
3   18:31     +2   5      w     SPO
4   18:34     -1          w     SPO     1s
5   18:34     +5          w     LEO
6   18:34     +4          w     LEO     
7   18:34     +4          w     LEO
8   18:35     +2   4      w     SPO
9   18:37     +1   4      w     SPO
10  18:37     +2   4      w     LEO     1s
11  18:38     +3   4      w     SPO
12  18:39     +1   5      w     LEO
13  18:43     +0   5      w     LEO   1.5s
14  18:44     +4   5      w     LEO
15  18:45     +1   3      w     SPO
16  18:46     +0   4      w     SPO     2s
17  18:47     +2   4      w     LEO
18  18:50     +5   5      w     SPO
19  18:53     -1   3      r     SPO
20  18:55     +0   4      w     SPO     1s
21  18:57     +5   3      w     SPO
22  18:58     -2   4      w     LEO     2s
23  18:59     +4   4      w     LIN
24  18:59     -3   4      g     LEO     1s
25  19:06     +2   4      w     SPO
26  19:10     +0   4      w     LEO     1s
27  19:12     +3   1      w     SPO
28  19:13     +4   4      w     SPO
29  19:14     +1   2      w     SPO
30  19:15     +4   2      w     SPO
31  19:21     +2   3      w     SPO
32  19:22     +1   4      w     LEO   0.5s
33  19:24     +1   5      w     SPO
34  19:25     +1   4      w     LEO   0.5s
35  19:27     +1   5      w     SPO
36  19:27     +4   5      w     SPO
37  19:29     +3   5      w     LEO
38  19:31     +4   4      w     SPO
39  19:31     +5   4      w     SPO
40  19:31     +0   4      w     SPO
41  19:36     +1   5      w     SPO
42  19:36     +0   3      w     LEO
43  19:38     +3   4      w     SPO
44  19:39     +1   3      w     SPO
45  19:39     +4   4      w     SPO
46  19:40     +5   4      w     SPO
47  19:41     +3   1      w     SPO
48  19:41     +0   3      w     SPO    1s
49  19:47     +2   4      w     LEO
50  19:47     -1   4      w     SPO
51  19:48     +2   3      w     SPO
52  19:53     +3   4      w     LIN
53  19:59     +0   4      w     LEO
54  20:00     +4   3      w     LIN
55  20:02     +3   4      w     SPO
56  20:02     +2   4      w     SPO
57  20:03     -1   2      w     SPO
58  20:05     +2   5      w     SPO
59  20:07     +2   2      w     SPO
60  20:09     +2   1      w     SPO
61  20:10     +2   5      w     LEO
62  20:11     +4   5      w     LEO
63  20:14     +3   5      w     LEO
64  20:18     +4   5      w     LEO
65  20:20     +4   4      w     LEO
66  20:25     +3   4      w     SPO
67  20:26     +4   4      w     LEO
68  20:26     +1   5      w     SPO
69  20:26     +3   5      w     SPO
70  20:27     +0   3      w     SPO   0.5s
71  20:33     +3   4      w     SPO
72  20:34     +1   3      g     SPO
73  20:35     +3   5      w     SPO
74  20:35     +4   5      w     SPO
75  20:35     +3   5      w     SPO
76  20:36     +2   4      w     SPO   0.2s
77  20:37     +3   5      w     SPO
78  20:38     -2   4      g     LEO     1s
79  20:40     -1   4      w     LEO
80  20:42     +5   4      w     LIN
81  20:44     -1   4      w     LEO
82  20:46     +3   4      w     SPO
83  20:47     +3   4      w     LEO
84  20:48     +3   4      w     LEO
85  20:50     +3   5      w     SPO
86  20:53     +4   5      w     SPO
87  20:53     +3   4      w     SPO
88  20:53     +2   4      w     LEO
89  20:56     -1   3      w     LEO     1s
90  20:57     +4   5      w     SPO
91  20:59     -2   3      g     LEO     1s
92  20:59     +3   4      w     SPO
93  21:00     +3   4      w     LEO     1s
94  21:00     +2   3      w     LEO     1s
95  21:04     -1   4      g     LEO
96  21:08     +5   4      w     SPO
97  21:09     +3   3      w     SPO
98  21:10     +0   3      w     SPO
99  21:12     +4   4      w     LIN
100 21:13     +2   3      w     LIN
101 21:14     +5   5      w     LEO
102 21:15     +3   4      w     LEO

VELOCITY (VEL.) SCALE:
0 = Stationary
1 = Very Slow
2 = Slow
3 = Medium
4 = Fast
5 = Very Fast

---------------------------------------------------------------------
REMARKS:

LIN is used to refer a possible radian from C/1999 J3. The radiant
position used here is not the one from literature, but from a position
determined from real-time observations on Nov. 11/12 by Jin Zhu et al.
(observation reports will be submitted after the Leonids observation.)

Raw data compiled from tape by Dan Xia.
---------------------------------------------------------------------
<END OF REPORT>


Original records:

#  TIME(UT) SHOWER MAG SPEED TRAIN(SEC) MEM

   18:31 start
   FOV: E, 90.
   showers: LEO, LIN
   LM: 17/11
   FOV: S, 80.
   LM: 17/10
01  18:31 SPO +3 4           
02  18:31 LEO +3 5     
03  18:31 SPO +2 5    
04  18:34 SPO -1   1s
05  18:34 LEO +5          
06  18:34 LEO +4          
07  18:34 LEO +4     
08  18:35 SPO +2 4    
09  18:37 SPO +1 4     
10  18:37 LEO +2 4 1s
11  18:38 SPO +3 4      
12  18:39 LEO +1 5
    18:39 LM: 17/12     
13  18:43 LEO +0 5 1.5s
14  18:44 LEO +4 5     
15  18:45 SPO +1 3     
16  18:46 SPO +0 4 2s
17  18:47 LEO +2 4    
18  18:50 SPO +5 5     
19  18:53 SPO -1 3     
20  18:55 SPO +0 4 1s
21  18:57 SPO +5 3
    18:57 LM: 17/11    
22  18:58 LEO -2 4 2s
23  18:59 LIN +4 4    
24  18:59 LEO -3 4 1s
25  19:06 SPO +2 4      
26  19:10 LEO +0 4 1s
27  19:12 SPO +3 1      
28  19:13 SPO +4 4     
29  19:14 SPO +1 2     
30  19:15 SPO +4 2 
    19:16 LM: 17/11
    19:16-19:21 rest
    FOV: S, 80.    
31  19:21 SPO +2 3     
32  19:22 LEO +1 4 0.5s
33  19:24 SPO +1 5    
34  19:25 LEO +1 4 0.5s
35  19:27 SPO +1 5    
36  19:27 SPO +4 5     
37  19:29 LEO +3 5     
38  19:31 SPO +4 4     
39  19:31 SPO +5 4     
40  19:31 SPO +0 4     
41  19:36 SPO +1 5     
42  19:36 LEO +0 3     
43  19:38 SPO +3 4     
44  19:39 SPO +1 3     
45  19:39 SPO +4 4    
46  19:40 SPO +5 4     
47  19:41 SPO +3 1    
48  19:41 SPO +0 3 1s
    19:42 LM: 17/10
49  19:47 LEO +2 4     
50  19:47 SPO -1 4     
51  19:48 SPO +2 3
    19:49 LM: 17/10    
52  19:53 LIN +3 4     
53  19:59 LEO +0 4    
54  20:00 LIN +4 3    
55  20:02 SPO +3 4     
56  20:02 SPO +2 4     
57  20:03 SPO -1 2     
58  20:05 SPO +2 5     
59  20:07 SPO +2 2     
60  20:09 SPO +2 1     
61  20:10 LEO +2 5     
62  20:11 LEO +4 5     
63  20:14 LEO +3 5 
    20:16 LM: 17/10
64  20:18 LEO +4 5     
65  20:20 LEO +4 4    
66  20:25 SPO +3 4     
67  20:26 LEO +4 4     
68  20:26 SPO +1 5     
69  20:26 SPO +3 5     
70  20:27 SPO +0 3 0.5s
71  20:33 SPO +3 4     
72  20:34 SPO +1 3    
73  20:35 SPO +3 5     
74  20:35 SPO +4 5     
75  20:35 SPO +3 5    
76  20:36 SPO +2 4 0.2s
77  20:37 SPO +3 5     
78  20:38 LEO -2 4 1s
79  20:40 LEO -1 4      
80  20:42 LIN +5 4     
81  20:44 LEO -1 4 
    20:46 LM: 17/10    
82  20:46 SPO +3 4     
83  20:47 LEO +3 4     
84  20:48 LEO +3 4     
85  20:50 SPO +3 5     
86  20:53 SPO +4 5     
87  20:53 SPO +3 4     
88  20:53 LEO +2 4     
89  20:56 LEO -1 3 1s
90  20:57 SPO +4 5     
91  20:59 LEO -2 3 1s
92  20:59 SPO +3 4      
93  21:00 LEO +3 4 1s
94  21:00 LEO +2 3 1s    
95  21:04 LEO -1 4
    21:04 LM: 17/10
    21:07 bright satellite, N->S. +3, slow    
96  21:08 SPO +5 4    
97  21:09 SPO +3 3
    21:09 another satellite, N->S. +2, slow     
98  21:10 SPO +0 3     
99  21:12 LIN +4 4     
100 21:13 LIN +2 3     
101 21:14 LEO +5 5     
102 21:15 LEO +3 4     
    21:15 LM: 17/10
    21:19 end   humidity=100%   temperature=-3 (degree C)  

========================================================================
Jin Zhu                           | Tel.: +86-10-62759888, 62756612 (O)
Beijing Astronomical Observatory  |       +86-10-62579689 (H)
Chinese Academy of Sciences       |       +86-314-5054767 (Schmidt dome)
P. R. China                       | Fax : +86-10-62765031 or 64888731
------------------------------------------------------------------------
email: zj@bac.pkudot edu.cn or jinzhu@sun.ihep.ac.cn
WWW Home Page: http://vega.bac.pkudot edu.cn/~zj
Pager: zhu_jin@263dot net (only Sub. line) OR +86-10-64256688 PIN 82333
========================================================================
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