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(meteorobs) Geminids from China (Dec. 13/14 XIADA)
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To: meteorobs@jovian.com, MeteorObs@charlestondot net, visual@imodot net, observers@skypub.com, 100114.1361@compuserve.com
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Subject: (meteorobs) Geminids from China (Dec. 13/14 XIADA)
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From: Jin Zhu <zj@bac.pkudot edu.cn>
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Date: Thu, 23 Dec 1999 02:36:56 +0800 (CST)
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Cc: zj@vega.bac.pkudot edu.cn (Jin Zhu), moongod@263dot net, eastjoan@263dot net, zhaoju@usadot net, ywfan2@263dot net, denverx@263dot net, richee@hotmail.com, rickhjy@hotmail.com
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Reply-To: meteorobs@jovian.com
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Sender: owner-meteorobs@jovian.com
***************************
NAMN VISUAL SUMMARY REPORT
***************************
DATE: Dec 13/14, 1999 BEGIN: 17:35 UT END: 18:49 UT
OBSERVER: Dan Xia (XIADA)
LOCATION: Long: 116 d 54' East; Lat: 40 d 30' North
Place: Miyun, Beijing, CHINA Elevation: 150 m.
RECORDING METHOD: Tape Recorder
-------------------------------------------------------------------
OBSERVED SHOWERS: 3-letter code; radiant position; radiant diameter
GEM RA 112 deg. DEC +33 deg. 5 deg
-------------------------------------------------------------------
OBSERVING PERIODS: 0=none seen; /=shower not watched
------------------------------------------------------------------
PERIOD (UT) FIELD TEFF F LM GEM SPO
17:35-17:44 s,80 0.17 1.00 5.7 6 2
17:45-17:59 s,80 0.25 1.00 5.5 8 5
18:00-18:14 s,80 0.25 1.00 5.5 13 2
18:15-18:29 s,80 0.25 1.00 5.9 14 6
18:30-18:49 s,80 0.33 1.00 5.7 9 9
-------------------------------------------------------------------
TOTALS 1.25 50 24
-------------------------------------------------------------------
MAGNITUDE DISTRIBUTIONS:
SHOWER -8 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 TOTAL
GEM 0 0 0 0 2 3 1 4 17 13 9 1 0 50
SPO 0 0 0 1 0 0 2 4 4 5 8 0 0 24
-------------------------------------------------------------------
TOTAL 0 0 0 1 2 3 3 8 21 18 17 1 0 74
-------------------------------------------------------------------
SKY OBSCURED: _0_%
FROM: 17:35UT
TO: 18:49UT
-------------------------------------------------------------------
DEAD TIME: None
BREAKS: None
-------------------------------------------------------------------
LIMITING MAGNITUDE:
STAR STAR
TIME AREA COUNT LM
17:39 4 9 5.7
17:52 17 10 5.5
18:20 4 11 5.9
18:46 4 10 5.7
MEAN LIMITING MAGNITUDE: 5.7
---------------------------------------------------------------------
METEOR DATA:
# TIME(UT) MAG VEL. COLOR SHOWER TRAIN MAP ACCURACY
---------------------------------------------------------------------
1 17:38 +1 4 w SPO
2 17:40 +4 4 r SPO
3 17:42 +5 4 w GEM
4 17:42 +2 3 w GEM
5 17:42 +4 2 w GEM
6 17:42 +4 4 w GEM
7 17:43 +3 4 w SPO
8 17:44 -2 4 w GEM
9 17:46 +3 w GEM
10 17:47 +0 3 w SPO 0.5s
11 17:48 +1 5 w SPO 0.2s
12 17:49 +2 3 w GEM
13 17:49 +2 3 w SPO
14 17:51 +3 3 w GEM
15 17:53 +3 2 w SPO
16 17:55 +3 3 w GEM
17 17:57 +4 3 w GEM
18 17:57 +1 3 w GEM
19 17:58 +4 4 w SPO
20 17:58 +2 3 w GEM
21 17:59 +2 3 w GEM
22 18:00 +2 4 w GEM
23 18:05 +3 3 w GEM (curve)
24 18:05 +2 3 w GEM
25 18:05 +2 3 w GEM
26 18:07 +4 3 r GEM
27 18:08 +2 3 w SPO
28 18:08 +1 3 w GEM
29 18:08 +2 3 w GEM
30 18:11 +1 3 w SPO
31 18:13 +3 3 w GEM
32 18:13 +4 2 w GEM
33 18:14 +3 3 w GEM
34 18:14 +2 3 w GEM
35 18:14 +2 1 w GEM (curve and thick)
36 18:14 +3 3 w GEM
37 18:16 +2 3 w GEM
38 18:16 +3 3 w GEM
39 18:16 +4 1 w SPO
40 18:16 +2 1 w GEM
41 18:17 +2 2 w GEM
42 18:17 +2 2 w SPO
43 18:18 +2 4 w SPO 0.2s
44 18:19 -1 3 w GEM 0.2s
45 18:20 +4 3 w GEM
46 18:21 +3 3 w SPO
47 18:22 -1 2 w GEM
48 18:22 +3 2 w GEM
49 18:22 +3 3 w GEM
50 18:24 +2 3 w GEM
51 18:26 +1 3 w GEM
52 18:26 +0 3 w GEM
53 18:26 +2 2 w GEM
54 18:26 +4 2 w GEM
55 18:27 +4 4 w SPO
56 18:29 -3 2 w SPO
57 18:30 +4 3 w GEM
58 18:31 +2 3 w GEM
59 18:31 +3 5 w SPO
60 18:33 +4 3 w SPO
61 18:33 -2 3 w GEM
62 18:35 +3 4 w GEM
63 18:36 +1 4 w SPO
64 18:38 +3 3 w SPO
65 18:39 +2 2 w GEM
66 18:39 +4 4 w SPO
67 18:39 +1 3 w SPO
68 18:41 -1 5 w GEM
69 18:42 +4 3 w GEM
70 18:43 +4 5 w SPO
71 18:43 +3 1 w GEM
72 18:44 +4 3 w SPO
73 18:44 +0 3 w SPO
74 18:45 +3 1 w GEM
VELOCITY (VEL.) SCALE:
0 = Stationary
1 = Very Slow
2 = Slow
3 = Medium
4 = Fast
5 = Very Fast
---------------------------------------------------------------------
REMARKS:
Report sent via Jin Zhu.
---------------------------------------------------------------------
<END OF REPORT>
Original records:
# TIME(UT) SHOWER MAG SPEED TRAIN(SEC) MEM
17:35 start
FOV: s, 80.
showers: GEM
01 17:38 SPO +1 4
17:39 LM: 4/9
2 17:40 SPO +4 4 r
3 17:42 GEM +5 4 w
4 17:42 GEM +2 3 w
5 17:42 GEM +4 2 w
6 17:42 GEM +4 4 w
7 17:43 SPO +3 4 w
8 17:44 GEM -2 4 w
9 17:46 GEM +3 w
10 17:47 SPO +0 3 w 0.5s
11 17:48 SPO +1 5 w 0.2s
12 17:49 GEM +2 3 w
13 17:49 SPO +2 3 w
14 17:51 GEM +3 3 w
17:52 LM: 17/10
15 17:53 SPO +3 2 w
16 17:55 GEM +3 3 w
17 17:57 GEM +4 3 w
18 17:57 GEM +1 3 w
19 17:58 SPO +4 4 w
20 17:58 GEM +2 3 w
21 17:59 GEM +2 3 w
22 18:00 GEM +2 4 w
23 18:05 GEM +3 3 w wave
24 18:05 GEM +2 3 w
25 18:05 GEM +2 3 w
26 18:07 GEM +4 3 r
27 18:08 SPO +2 3 w
28 18:08 GEM +1 3 w
29 18:08 GEM +2 3 w
30 18:11 SPO +1 3 w
31 18:13 GEM +3 3 w
32 18:13 GEM +4 2 w
33 18:14 GEM +3 3 w
34 18:14 GEM +2 3 w
35 18:14 GEM +2 1 w curve, not thin trail!
36 18:14 GEM +3 3 w
37 18:16 GEM +2 3 w
38 18:16 GEM +3 3 w
39 18:16 SPO +4 1 w
40 18:16 GEM +2 1 w
41 18:17 GEM +2 2 w
42 18:17 SPO +2 2 w
43 18:18 SPO +2 4 w 0.2s
44 18:19 GEM -1 3 w 0.2s
45 18:20 GEM +4 3 w
18:20 LM: 4/11
46 18:21 SPO +3 3 w
47 18:22 GEM -1 2 w
48 18:22 GEM +3 2 w
49 18:22 GEM +3 3 w
50 18:24 GEM +2 3 w
51 18:26 GEM +1 3 w
52 18:26 GEM +0 3 w
53 18:26 GEM +2 2 w
54 18:26 GEM +4 2 w
55 18:27 SPO +4 4 w
56 18:29 SPO -3 2 w
57 18:30 GEM +4 3 w
58 18:31 GEM +2 3 w
59 18:31 SPO +3 5 w
60 18:33 SPO +4 3 w
61 18:33 GEM -2 3 w
62 18:35 GEM +3 4 w
63 18:36 SPO +1 4 w
64 18:38 SPO +3 3 w
65 18:39 GEM +2 2 w
66 18:39 SPO +4 4 w
67 18:39 SPO +1 3 w
68 18:41 GEM -1 5 w
69 18:42 GEM +4 3 w
18:42 LM: 4/10
70 18:43 SPO +4 5 w
71 18:43 GEM +3 1 w
72 18:44 SPO +4 3 w
73 18:44 SPO +0 3 w
74 18:45 GEM +3 1 w
18:49 end
--
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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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