DIY History | Transcribe | Scholarship at Iowa | Eccentricity of the Sextant by Frederic Furbish, 1893 | Eccentricity of the Sextant by Frederic Furbish, 1893, Page 149

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Eccentricity of the Sextant by Frederic Furbish, 1893

Eccentricity of the Sextant by Frederic Furbish, 1893, Page 149

[table sideways]
[column 1]
No.
----------
1
2
3
4
5
6
7
8
9
10
11
12
13
[blank]
[blank]

[column 2]
AM
LOG.
----------
R
2.63404
2.42867
2.28779
2.15098
1.94526
1.52811
1.02930
8.80887
0.74895
1.40122
1.74359
2.02969
Mean + 
59° 50' 10.875"

[column 3]
AM
No.
----------
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430.57"
268.33
194.00
141.57
88.16
33.74
10.69
0.06
5.61
25.19
55.41
107.08
113.37"
+ 113.37"

[column 4]
BN
LOG.
----------
R
9.88090
9.47290
9.19740
8.91430
8.48820
7.69250
6.73810
[blank]
[blank]
7.44250
8.13600
8.64660
Mean - 
- 0.115"

[column 5]
BN
No.
----------
[blank]
0.76
0.30
0.16
0.08
0.03
0.00
0.00
0.00
0.00
0.00
0.01
0.04
0.115
 = 

[column 6]
h[subscript]0[/subscript] = h + Am - Bn
----------
R
59° 51'  58.81"
      52    2.03
      52   12.84
      52    2.99
      52    9.63
      52   10.24
      52    7.19
      51   49.06
      52    4.61
      51   54.19
      52    1.90
      52   16.04
59° 52'  41.12"
59° 52'   4.13" CHECK

[column 7]
V
----------
R
- 5.31
- 2.09
+ 8.72
- 1.13
+ 5.51
+ 6.12
+ 3.07
- 15.06
+ 0.49
- 9.93
- 2.22
+ 11.92
71.57
[+v]

[column 8]
PROBABLE ERROR, ETC..
----------
A = 0.163662
B = 0.563457
{+35.83  n = 12 [μ?] = 1
{-35.74
r = +-0.845(71.57/11.49) = +- 5.263" .
Prob. error of mean = 
     +- 1.519" .
[blank]
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STAR:-   ε Virginus   DATE. May 5, '93 .

[/table sideways]

Saving...

[table sideways] [column 1] No. ---------- 1 2 3 4 5 6 7 8 9 10 11 12 13 [blank] [blank] [column 2] AM LOG. ---------- R 2.63404 2.42867 2.28779 2.15098 1.94526 1.52811 1.02930 8.80887 0.74895 1.40122 1.74359 2.02969 Mean + 59° 50' 10.875" [column 3] AM No. ---------- [blank] 430.57" 268.33 194.00 141.57 88.16 33.74 10.69 0.06 5.61 25.19 55.41 107.08 113.37" + 113.37" [column 4] BN LOG. ---------- R 9.88090 9.47290 9.19740 8.91430 8.48820 7.69250 6.73810 [blank] [blank] 7.44250 8.13600 8.64660 Mean - - 0.115" [column 5] BN No. ---------- [blank] 0.76 0.30 0.16 0.08 0.03 0.00 0.00 0.00 0.00 0.00 0.01 0.04 0.115 = [column 6] h[subscript]0[/subscript] = h + Am - Bn ---------- R 59° 51' 58.81" 52 2.03 52 12.84 52 2.99 52 9.63 52 10.24 52 7.19 51 49.06 52 4.61 51 54.19 52 1.90 52 16.04 59° 52' 41.12" 59° 52' 4.13" CHECK [column 7] V ---------- R - 5.31 - 2.09 + 8.72 - 1.13 + 5.51 + 6.12 + 3.07 - 15.06 + 0.49 - 9.93 - 2.22 + 11.92 71.57 [+v] [column 8] PROBABLE ERROR, ETC.. ---------- A = 0.163662 B = 0.563457 {+35.83 n = 12 [μ?] = 1 {-35.74 r = +-0.845(71.57/11.49) = +- 5.263" . Prob. error of mean = +- 1.519" . [blank] [blank] [blank] [blank] [blank] [blank] [blank] [blank] STAR:- ε Virginus DATE. May 5, '93 . [/table sideways]