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(meteorobs) Obsv. Jan. 15/16, 2002 (ZHUJI)
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CMON VISUAL OBSERVATION FORM - SUMMARY REPORT
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DATE: Jan. 15/16, 2002
BEGIN: 21:20 UT
END: 22:20 UT
OBSERVER: Jin Zhu IMO observer code: ZHUJI
LOCATION: Long: 117d 34' 42" East; Lat: 40d 23' 47" North; Elevation: 860m.
Place: Xinglong, Hebei, CHINA IMO site code: 30015
RECORDING METHOD: voice recorder
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OBSERVED SHOWERS: 3-letter code; radiant position; radiant diameter
COM : RA 13h 12m DEC +15 deg.;
DCA : RA 08h 24m DEC +20 deg.;
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OBSERVING PERIODS: 0 = none seen; / = shower not watched.
PERIOD(UT) FIELD Teff F LM COM DCA SPO
21:20-22:20 RA10h30m DEC +35 deg 1.00 1.05 6.2 5 3 13
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TOTALS 1.00 5 3 13
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MAGNITUDE DISTRIBUTIONS:
SHOWER -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 TOTAL
COM 0 0 0 0 0 0 1 0 0 2 0 2 0 0 5
DCA 0 0 0 0 0 1 0 0 1 1 0 0 0 0 3
SPO 0 0 0 0 0 0 2 2 0 0 4 5 0 0 13
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Total 0 0 0 0 0 1 3 2 1 3 4 7 0 0 21
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SKY OBSCURED:
Duration (UT) Percentage(%)
21:20-22:20 5
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DEAD TIME: none
BREAKS: none
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LIMITING MAGNITUDE:
STAR STAR
TIME AREA COUNT LM
21:23 9 16 6.17
21:38 9 16 6.17
21:52 9 19 6.31
22:15 9 15 6.14
MEAN LIMITING MAGNITUDE: 6.2
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Original records:
# TIME SHOWER MAG VEL. TRAIN COLOR MEM
(UT)
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21:20 start
21:23 LM #09/16
21:23 airplane in right
01 21:25 COM +4 4
02 21:29 SPO +3 4
03 21:30 SPO +0 3
04 21:30 SPO +4 2
05 21:30 SPO +4 3
21:33 satellite N->S in 'head' of LEO +3
06 21:35 SPO +3 5
07 21:37 SPO +4 5
21:38 LM #09/16
08 21:41 SPO +3 2
09 21:41 DCA +1 2
10 21:41 DCA +2 2
11 21:42 COM +2 4 0.5s
12 21:49 SPO +3 3
21:52 LM #09/19
13 21:53 SPO +0 4 in LEO
14 21:53 SPO -1 4 1s between LEO and TRI
21:58 satellite in LEO tail W->E +5
21:58 another satellite in LEO head N->S +5
22:00 satellite near LEO N->S
15 22:00 SPO +4 4
22:00 satellite in LEO WS->EN +5
22:00 another satellite above TRI mu WS->EN +5
22:03 satellite N->S +3 above COM and then turn to +5. Iridium?
16 22:04 SPO -1 2
17 22:06 DCA -2 2 green beautiful earth grazer with very long path!
18 22:07 SPO +4 4
22:08 satellite N->S to TRI +3
22:08 another satellite in LEO very fast N->S +4
19 22:10 COM +2 4
20 22:11 COM +4 4
21 22:12 COM -1 5
22:15 LM #09/15
22:19 satellite N->S above LEO +3
22:20 end
VELOCITY (VEL.) SCALE:
0 = Stationary
1 = Very Slow
2 = Slow
3 = Medium
4 = Fast
5 = Very Fast
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REMARKS:
Thanks to Dan Xia for retriving voice data and making this form.
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<END OF REPORT>
--
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Jin Zhu | Tel.: +86-10-62756286 (O)
National Astronomical Observatories | +86-314-5520267 (Schmidt dome)
Chinese Academy of Sciences | Pager: +86-10-96301682333
P. R. China | Fax : +86-10-62765031
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Room 2919, No. 2 Science Building, CAS-PKU Beijing Astrophysics Center,
Peking University, Beijing 100871, P. R. CHINA.
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email: zj@bac.pkudot edu.cn http://vega.bac.pkudot edu.cn/~zj
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