DIY History | Transcribe | Scholarship at Iowa | Eccentricity of the Sextant by Frederic Furbish, 1893 | Eccentricity of the Sextant by Frederic Furbish, 1893, Page 131

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Eccentricity of the Sextant by Frederic Furbish, 1893

Eccentricity of the Sextant by Frederic Furbish, 1893, Page 131

[faint pencil][(51)?][/faint pencil]

[table sideways]
[column 1]
No.
----------
1
2
3
4
5
6
7
8
9
10
11
12
13
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[column 2]
Observed Times
----------
13h  9m  41s
       11     57
       14     32.
       16     29
       19     14
       21     50
       23     04
       24     10
       25     55
        27    00
        29     13
        30    44
        32     51
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[column 3]
Corrected Times
----------
R
13h   11m   8.83s
        13    43.83
R
       18     25.83
       21       1.83
       22    15.83
       23    21.83
       25     6.83
       26     11.83
       28    24.83
       29    55.83
        R     2.83
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∆t = -48.17s

[column 4]
Observed Doub. Alts.
----------
75°  20' 35"
        23    50
        25   50
        26   30
        28  00
        28  05
        27   30
        26   50
        26    00
        25    15
        23    05
        21    05
        18    45
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[column 5]
Corr. Double Alts.
----------
R
75° 25'  18"
       27   18
R
        29     28
        29     33
        28     58
        28     18
        27     28
        26     43
        24     33
        22     33
R
Mean
I = + 1' 28"

[column 6]
[?n or h?]
Observed Alts.
----------
R
37° 42' 39."
      43'  39
R
      44       44
      44      46.5
      44     29
      44     9
      43     44
      43     21.5
      42     16.5
      41     16.5
R
37°  43' 50"
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[column 7]
Hour Angle.
----------
R
 8m 26.09s
 5   51.09
R
 1    9.09
 1    26.91
 2    40.91
 3   46.91
 5   31.91
 6   36.91
 8   49.91
10   20.91
R
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[column 8]
M. No
----------
[blank]
139.63
67.19
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2.60
4.12
14.13
28.10
60.11
85.95
153.19
210.30
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[column 9]
M. Log
----------
R
2.14498
1.82732
R
0.41442
0.61577
1.15038
1.44877
1.77898
1.93428
2.18523
2.32284
R
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[column 10]
N. No.
----------
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0.05
0.01
0.00
0.00
0.00
0.00
0.00
0.01
0.015
0.06
0.09
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[column 11]
N. Log.
----------
R
8.6852
8.0832
R
5.1426
5.5720
6.6443
7.2541
7.9248
8.2170
8.7875
8.9705
R
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[/table sideways]

Saving...

[faint pencil][(51)?][/faint pencil] [table sideways] [column 1] No. ---------- 1 2 3 4 5 6 7 8 9 10 11 12 13 [blank] [blank] [column 2] Observed Times ---------- 13h 9m 41s 11 57 14 32. 16 29 19 14 21 50 23 04 24 10 25 55 27 00 29 13 30 44 32 51 [blank] [blank] [column 3] Corrected Times ---------- R 13h 11m 8.83s 13 43.83 R 18 25.83 21 1.83 22 15.83 23 21.83 25 6.83 26 11.83 28 24.83 29 55.83 R 2.83 [blank] ∆t = -48.17s [column 4] Observed Doub. Alts. ---------- 75° 20' 35" 23 50 25 50 26 30 28 00 28 05 27 30 26 50 26 00 25 15 23 05 21 05 18 45 [blank] [blank] [column 5] Corr. Double Alts. ---------- R 75° 25' 18" 27 18 R 29 28 29 33 28 58 28 18 27 28 26 43 24 33 22 33 R Mean I = + 1' 28" [column 6] [?n or h?] Observed Alts. ---------- R 37° 42' 39." 43' 39 R 44 44 44 46.5 44 29 44 9 43 44 43 21.5 42 16.5 41 16.5 R 37° 43' 50" [blank] [column 7] Hour Angle. ---------- R 8m 26.09s 5 51.09 R 1 9.09 1 26.91 2 40.91 3 46.91 5 31.91 6 36.91 8 49.91 10 20.91 R [blank] [blank] [column 8] M. No ---------- [blank] 139.63 67.19 [blank] 2.60 4.12 14.13 28.10 60.11 85.95 153.19 210.30 [blank] [blank] [blank] [column 9] M. Log ---------- R 2.14498 1.82732 R 0.41442 0.61577 1.15038 1.44877 1.77898 1.93428 2.18523 2.32284 R [blank] [blank] [column 10] N. No. ---------- [blank] 0.05 0.01 0.00 0.00 0.00 0.00 0.00 0.01 0.015 0.06 0.09 [blank] [blank] [blank] [column 11] N. Log. ---------- R 8.6852 8.0832 R 5.1426 5.5720 6.6443 7.2541 7.9248 8.2170 8.7875 8.9705 R [blank] [blank] [/table sideways]