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(meteorobs) NAMN Meteor Report: Jul 10/11 (Hall)
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NAMN VISUAL SUMMARY REPORT
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DATE: 10/11 July 1997 BEGIN: 4.30 UT END: 8.00 UT
OBSERVER: Cathy Hall
LOCATION: Long: 76 10' 35" West; Lat: 45 18' 35" North
City & State: Almonte, Ontario, Canada Elevation: 400 ft.
RECORDING METHOD: tape recorder
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OBSERVED SHOWERS: 3-letter code; radiant position; radiant diameter
SAG 293 -22 (19h32m -22) diam. 15/10
CAP 289 -15 (19h16m -15) diam. 8
JPE 341 +15 (22h44m +15) diam. 5
SDA 325 -19 (21h40m -19) diam. 5
NDA 313 -10 (20h52m -10) diam. 5
PAU 326 -35 (21h44m -35) diam. 5
PER 6 +50 (00h24m +50) diam. 5
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OBSERVING PERIODS: 0 = none seen; / = shower not watched.
PERIOD(UT) FIELD Teff F LM
1. 4.30-5.40 22h30m+15 1.02 1.04 5.7
2. 5.40-6.50 23h00m+25 1.02 1.00 5.7
3. 6.50-8.00 00h00m+30 1.05 1.04 5.5
SAG CAP JPE SDA NDA PAU PER SPO
1. 0 0 1 0 1 1 0 9
2. 1 0 1 1 2 0 0 4
3. 1 0 0 0 1 0 2 8
TOT: 2 0 2 1 4 1 2 21
TEFF: 3.09 hrs.
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MAGNITUDE DISTRIBUTIONS:
SHOWER +2 +3 +4 +5 TOTAL MEAN
SAG 0 0 1 1 2 4.50
CAP 0 0 0 0 0 n/a
JPE 0 1 .5 .5 2 3.75
SDA 1 0 0 0 1 2.00
NDA 1.5 2 .5 0 4 2.75
PAU 0 .5 .5 0 1 3.50
PER 1 1 0 0 2 2.50
SPO 2 4 8.5 6.5 2 3.93
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SKY OBSCURED:
10 % 5 %
FROM: 4.30 UT FROM: 7.00 UT
TO: 5.00 UT TO: 8.00 UT
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DEAD TIME: 24.75 min.
BREAKS: none
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LIMITING MAGNITUDE:
STAR STAR
TIME AREA COUNT LM
4.30 14 12 5.7
5.00 14 12 5.7
5.30 14 12 5.7
6.00 14 12 5.7
6.30 14 12 5.7
7.00 14 12 5.7
7.30 14 11 5.5
8.00 14 8 5.2
MEAN LIMITING MAGNITUDE: 5.6
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METEOR DATA:
# (UT) MAG VEL CLR SHR TRAIN MAP/ACC
1 4.40 3.5 4 W SPO
2 4.43 4.5 3 W SPO
3 4.53 3.5 3 W SPO 6/2 plot #1
4 4.57 4.5 3 W SPO
5 5.04 3.5 3 W SPO
6 5.05 3.5 3 W NDA 6/2 plot #2
7 5.10 4.5 4 W JPE 6/2 plot #3
8 5.11 5.0 3 W SPO
9 5.23 3.5 3 W PAU 6/2 plot #4, 25d
10 5.29 3.0 3 W SPO
11 5.32 4.5 3 W SPO
12 5.34 4.0 3 W SPO
13 5.43 4.0 4 W SPO
14 5.45 2.5 3 W NDA 6/2 plot #5
15 5.45 4.5 4 W SPO
16 5.48 2.0 3 W NDA 6/2 plot #6, 15d
17 5.48 4.5 3 W SPO
18 6.01 5.0 3 W SAG 6/2 plot #7
19 6.27 2.0 3 W SDA
20 6.27 3.0 4 W JPE
21 6.29 4.5 3 W SPO 5d 1sc 6/1 plot #8
22 6.55 2.0 3 W SPO
23 6.55 5.0 3 W SPO
24 6.56 3.0 3 W NDA
25 7.04 3.5 4 W SPO 1/2 plot #9
26 7.11 5.0 4 W SPO
27 7.24 4.5 3 W SPO
28 7.27 3.5 4 W SPO 1/2 plot #10
29 7.34 2.0 4 W PER
30 7.38 2.0 4 W SPO 6/1 plot #11
31 7.41 3.5 3 W SPO
32 7.45 4.0 3 W SAG
33 7.45 3.0 4 W PER
VELOCITY (VEL.) SCALE:
0 = Stationary
1 = Very Slow
2 = Slow
3 = Medium
4 = Fast
5 = Very Fast
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REMARKS:
1. Temperature 15C (59F)
2. Recording time/meteor: 5 sec.
3. Plotting time/meteor: 2 min.
4. Observed shower positions extrapolated/interpolated from WGN 25-1
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<END OF REPORT>