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(meteorobs) Persids Aug. 12/13 2001 (ZHUJI)
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CMON VISUAL OBSERVATION FORM - SUMMARY REPORT
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DATE: Aug. 12/13, 2001
BEGIN: 14:31 UT
END: 15:51 UT
OBSERVER: Jin Zhu (ZHUJI)
LOCATION: Long: 117d 34' 42" East; Lat: 40d 23' 47" North; Elevation: 860m.
Place: Xinglong, Hebei, CHINA
RECORDING METHOD: digital recorder
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OBSERVED SHOWERS: 3-letter code; radiant position; radiant diameter
PER ; RA 03h 04m, DEC +58 deg.;
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OBSERVING PERIODS: 0 = none seen; / = shower not watched.
PERIOD(UT) FIELD Teff F LM PER SPO
14:31-15:51 RA 20h40m DEC +45d 0.95 1.05 4.5 17 4
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TOTALS 0.95 17 4
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MAGNITUDE DISTRIBUTIONS:
SHOWER -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 TOTAL
PER 1 0 0 0 0 2 2 4 1 2 3 2 0 0 17
SPO 0 0 0 0 0 1 0 0 0 1 2 0 0 0 4
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Total 1 0 0 0 0 3 2 4 1 3 5 2 0 0 21
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Duration (UT) Percentage(%)
14:31-15:51 5
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DEAD TIME: NONE
BREAKS: 15:06-15:07, 15:11-15:31, 15:38-15:40.
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LIMITING MAGNITUDE:
STAR STAR
TIME AREA COUNT LM
14:39 14 5 4.73
14:54 14 6 4.79
15:33 14 3 3.90
15:45 14 3 3.90
MEAN LIMITING MAGNITUDE: 4.5
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original records:
# TIME(UT) SHOWER MAG VEL. TRAIN COLOR MAP ACCURACY MEM
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14:31 start
01 14:32 PER -3 3
14:39 LM: #14/05
02 14:35 SPO +1 2
03 14:43 PER -1 3 0.5 s
04 14:50 PER +1 3
05 14:50 PER -1 3
06 14:50 PER +2 3
07 14:54 SPO +2 3
14:54 LM: #14/06
08 14:57 PER -3 3
09 14:58 PER +1 4
10 15:00 PER +0 3
11 15:00 PER -1 3
12 15:03 PER +2 3
13 15:05 PER -2 3 0.2 s
14 15:05 PER -1 4
15:06 recorder failure
15:07 recorder failure
15:08 LM: #14/05
15:11 break
15:32 resume observation
15 15:32 PER +3 3
16 15:32 PER +3 3
15:33 LM: #14/03
17 15:35 SPO -3 4
18 15:38 SPO +2 2
15:39 recorder failure
19 15:41 PER -8 4 3 s green, sparkle at end
20 15:41 PER -2 5
15:45 LM: #14/03
21 15:48 PER +2 2
15:51 end
VELOCITY (VEL.) SCALE:
0 = Stationary
1 = Very Slow
2 = Slow
3 = Medium
4 = Fast
5 = Very Fast
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REMARKS:
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<END OF REPORT>
--
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Jin Zhu | Tel.: +86-10-62751286 (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 +86-10-96300 PIN 682333
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