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(meteorobs) Nov. 17/18 observation XIADA
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NAMN VISUAL SUMMARY REPORT
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DATE: Nov 17/18, 1999 BEGIN: 17:31 UT END: 21:45 UT
OBSERVER: Dan Xia
LOCATION: Long: 117 d 34' 42" East; Lat: 40 d 23' 47" North
Place: Xinglong, Hebei, CHINA Elevation: 860 m.
RECORDING METHOD: Tape Recorder
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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>
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OBSERVING PERIODS: 0 = none seen; / = shower not watched.
PERIOD(UT) FIELD Teff F LM LEO LIN SPO
17:31-17:43 E,90 0.2 1.0 6.0 0 0 5
17:43-17:55 E,90 0.2 1.0 5.9 0 0 5
17:55-18:07 E,90 0.2 1.0 6.0 0 1 3
18:07-18:19 E,90 0.2 1.0 6.0 4 0 4
18:19-18:30 E,90 0.18 1.0 5.9 2 1 5
19:45-19:57 S,80 0.2 1.0 6.0 2 0 3
19:57-20:09 S,80 0.2 1.0 6.0 3 0 3
20:09-20:21 S,80 0.2 1.0 5.9 1 0 1
20:21-20:33 S,80 0.2 1.0 5.9 0 0 4
20:33-20:45 S,80 0.2 1.0 5.9 2 0 6
20:45-20:57 S,80 0.2 1.0 5.5 3 0 1
20:57-21:09 S,80 0.2 1.0 5.5 5 0 2
21:09-21:21 S,80 0.2 1.0 5.5 1 0 2
21:21-21:33 S,80 0.2 1.0 5.5 8 1 1
21:33-21:45 S,80 0.2 1.0 5.5 4 0 3
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TOTALS 2.98 35 3 48
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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 0 3 3 9 9 6 1 0 35
LIN 0 0 0 0 0 0 0 0 0 1 1 0 1 0 3
SPO 0 0 0 0 0 0 2 2 7 10 13 13 1 0 48
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Total 0 0 0 0 1 3 2 5 10 20 23 19 3 0 86
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MAGNITUDE DISTRIBUTIONS OF THE LEONIDS:
TIME -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 TOTAL
17:31-17:43 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
17:43-17:55 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
17:55-18:07 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
18:07-18:19 0 0 0 0 0 0 0 1 0 2 1 0 0 0 4
18:19-18:30 0 0 0 0 0 0 0 0 0 1 1 0 0 0 2
19:45-19:57 0 0 0 0 0 0 0 0 0 1 0 0 1 0 2
19:57-20:09 0 0 0 0 0 0 0 1 0 0 1 1 0 0 3
20:09-20:21 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
20:21-20:33 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
20:33-20:45 0 0 0 0 0 2 0 0 0 0 0 0 0 0 2
20:45-20:57 0 0 0 0 0 0 0 0 0 1 1 1 0 0 3
20:57-21:09 0 0 0 0 0 1 0 0 0 2 2 0 0 0 5
21:09-21:21 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
21:21-21:33 0 0 0 0 1 0 0 0 2 2 2 1 0 0 8
21:33-21:45 0 0 0 0 0 0 0 1 1 0 0 2 0 0 4
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Total 0 0 0 0 1 3 0 3 3 9 9 6 1 0 35
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SKY OBSCURED:
__0__%
FROM: 17:31 UT
TO: 21:45 UT
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DEAD TIME: None
BREAKS: 18:30-19:45
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LIMITING MAGNITUDE:
STAR STAR
TIME AREA COUNT LM
17:31 17 12 6.0
17:42 17 11 5.9
17:54 17 13 6.
18:06 17 12 6.0
18:17 17 11 5.9
19:49 17 12 6.0
20:16 17 11 5.9
20:42 17 10 5.5
21:04 17 10 5.5
21:15 17 10 5.5
21:23 17 10 5.5
21:37 17 10 5.5
21:43 17 10 5.5
MEAN LIMITING MAGNITUDE: 5.7
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METEOR DATA:
# TIME(UT) MAG VEL. COLOR SHOWER TRAIN MAP ACCURACY
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VELOCITY (VEL.) SCALE:
0 = Stationary
1 = Very Slow
2 = Slow
3 = Medium
4 = Fast
5 = Very Fast
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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.)
Report sent via Jin Zhu.
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<END OF REPORT>
Original records:
# TIME(UT) SHOWER MAG SPEED TRAIN(SEC) MEM
Original records:
# TIME(UT) SHOWER MAG SPEED TRAIN(SEC) MEM
17:31 start
FOV: E, 90.
showers: LEO, LIN
17:31 LM: 17/12
01 17:32 SPO +2 5
02 17:34 SPO +4 5
03 17:34 SPO +4 5
04 17:40 SPO +1 5
17:42 LM: 17/11
05 17:42 SPO +1 5
06 17:43 SPO +1 4
07 17:47 SPO +4 4
08 17:50 SPO +1 3
09 17:52 SPO +1 3 0.5s
17:54 LM: 17/13
10 17:54 SPO +4 4
11 18:01 LIN +5 5
12 18:05 SPO +4 4
13 18:05 SPO +2 4
18:06 LM: 17/12
14 18:06 SPO +3 4
15 18:07 LEO +3 4
16 18:08 SPO +2 5
17 18:11 SPO +5 3
18 18:11 SPO +4 5
19 18:11 LEO +2 4
20 18:13 LEO +2 5
21 18:15 LEO +0 5 1s
22 18:16 SPO +4 5
18:17 LM: 17/11
23 18:19 LIN +3 4
24 18:19 SPO +4 5
25 18:20 SPO +3 4
26 18:25 SPO +4 4
27 18:26 SPO +2 4
28 18:26 LEO +2 5 0.5s
29 18:27 LEO +3 5
30 18:29 SPO +1 4 1s
18:30-19:45 rest
FOV: S, 80.
31 19:45 LEO +5 4
32 19:47 LEO +2 4
33 19:47 SPO -1 4
34 19:48 SPO +2 3
19:49 LM: 17/12
35 19:52 SPO +3 5
36 19:58 SPO +3 5
37 19:59 LEO +0 4
38 20:02 SPO +3 4
39 20:02 SPO +2 4
40 20:02 LEO +4 5
41 20:07 LEO +3 4
42 20:09 SPO +2 1
20:16 LM: 17/11
43 20:18 LEO +4 4
44 20:22 SPO -1 4
45 20:26 SPO +1 5
46 20:26 SPO +3 5
47 20:27 SPO +0 3 0.5s
48 20:33 SPO +3 4
49 20:35 SPO +3 5
50 20:35 SPO +4 5
51 20:35 SPO +3 5 0.2s
52 20:36 SPO +2 4
53 20:37 SPO +3 5
54 20:38 LEO -2 4 1s g
20:42 LM: 17/10
55 20:44 LEO -2 4
56 20:50 LEO +3 5
57 20:50 LEO +4 5
58 20:53 LEO +2 4
59 20:54 SPO +2 4
60 20:59 LEO -2 3 1s g
61 20:59 SPO +3 4
62 21:00 LEO +3 4 1s
63 21:00 LEO +2 3 1s
21:04 LM: 17/10
64 21:06 LEO +2 4
21:07 bright satellite, N->S. +3, slow
65 21:07 LEO +3 5
66 21:08 SPO +2 5
67 21:09 SPO +3 3
21:09 another satellite, N->S. +2, slow
68 21:10 SPO +0 3
69 21:15 LEO +3 4
21:15 LM: 17/10
70 21:21 LEO -3 4 g
21:23 LM: 17/10
71 21:25 LEO +2 4
72 21:25 LEO +4 5
73 21:27 LEO +3 5
74 21:28 LEO +2 4
75 21:30 LIN +2 3
76 21:30 SPO +3 3
77 21:31 LEO +3 5
78 21:32 LEO +1 4
79 21:32 LEO +1 4 0.2s
80 21:34 LEO +4 4
21:37 satellite, N->S. +4, fast
21:37 LM: 17/10
21:38 satellite, Gem->Tri.+5
81 21:39 SPO +4 3
82 21:39 LEO +1 4
83 21:41 LEO +0 4 g
84 21:43 SPO +4 5
85 21:43 LEO +4 4
21:43 LM: 17/10
86 21:44 SPO +4 4
21:45 end humidity=100% temperature=-3 (degree C)
--
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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
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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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