Salusbury, Thomas
,
Mathematical collections and translations (Tome I)
,
1667
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<
1 - 10
11 - 20
21 - 30
31 - 40
41 - 50
51 - 60
61 - 70
71 - 80
81 - 90
91 - 100
101 - 110
111 - 120
121 - 130
131 - 140
141 - 150
151 - 160
161 - 170
171 - 180
181 - 190
191 - 200
201 - 210
211 - 220
221 - 230
231 - 240
241 - 250
251 - 260
261 - 270
271 - 280
281 - 290
291 - 300
301 - 310
311 - 320
321 - 330
331 - 340
341 - 350
351 - 360
361 - 370
371 - 380
381 - 390
391 - 400
401 - 410
411 - 420
421 - 430
431 - 440
441 - 450
451 - 460
461 - 470
471 - 480
481 - 490
491 - 500
501 - 510
511 - 520
521 - 530
531 - 540
541 - 550
551 - 560
561 - 570
571 - 580
581 - 590
591 - 600
601 - 610
611 - 620
621 - 630
631 - 640
641 - 650
651 - 660
661 - 670
671 - 680
681 - 690
691 - 700
701 - 701
>
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<
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xlink:href
="
040/01/300.jpg
"
pagenum
="
280
"/>
30
<
emph
type
="
italics
"/>
m.
<
emph.end
type
="
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"/>
which I ſee that being reduced from 4
<
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type
="
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"/>
gr. </
s
>
<
s
>30 min.
<
emph.end
type
="
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to 2
<
emph
type
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"/>
min.
<
emph.end
type
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"/>
<
lb
/>
yet nevertheleſſe it elevates not the ſtar to 29.
<
lb
/>
<
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n
="
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/>
<
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n
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table49
"/>
</
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<
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>
<
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id
="
table48
"/>
<
row
>
<
cell
>B D</
cell
>
<
cell
/>
<
cell
>Chord</
cell
>
<
cell
>1746</
cell
>
</
row
>
<
row
>
<
cell
>B D C</
cell
>
<
cell
/>
<
cell
>Sine</
cell
>
<
cell
>92050</
cell
>
</
row
>
<
row
>
<
cell
>B C D</
cell
>
<
cell
>4
<
emph
type
="
italics
"/>
gr. 30 m.
<
emph.end
type
="
italics
"/>
</
cell
>
<
cell
>Sine</
cell
>
<
cell
>7846</
cell
>
</
row
>
</
table
>
<
table
>
<
table.target
id
="
table49
"/>
<
row
>
<
cell
/>
<
cell
>92050</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>17460</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>552300</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>36820</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>64435</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>9205</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>27</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
>58</
cell
>
<
cell
>1607</
cell
>
<
cell
>19300</
cell
>
</
row
>
<
row
>
<
cell
/>
<
cell
>441</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>4</
cell
>
<
cell
/>
</
row
>
</
table
>
<
p
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<
s
>The eleventh rendereth the ſtar to the Authour remote about
<
lb
/>
13. ſemidiameters, with the Parallax of 55.
<
emph
type
="
italics
"/>
min.
<
emph.end
type
="
italics
"/>
let us ſee,
<
lb
/>
ducing it to 20
<
emph
type
="
italics
"/>
min.
<
emph.end
type
="
italics
"/>
whether it will exalt the ſtar: See here the
<
lb
/>
calculation elevates it to little leſſe than 33. ſemidiameters, the
<
lb
/>
correction therefore is little leſſe than 35.
<
emph
type
="
italics
"/>
min.
<
emph.end
type
="
italics
"/>
in 55.
<
emph
type
="
italics
"/>
min.
<
emph.end
type
="
italics
"/>
<
lb
/>
<
arrow.to.target
n
="
table50
"/>
<
lb
/>
<
arrow.to.target
n
="
table51
"/>
</
s
>
</
p
>
<
table
>
<
table.target
id
="
table50
"/>
<
row
>
<
cell
>B D</
cell
>
<
cell
/>
<
cell
>Chord</
cell
>
<
cell
>19748</
cell
>
</
row
>
<
row
>
<
cell
>B D C</
cell
>
<
cell
/>
<
cell
>Sine</
cell
>
<
cell
>96166</
cell
>
</
row
>
<
row
>
<
cell
>B C D</
cell
>
<
cell
>o
<
emph
type
="
italics
"/>
gr. 55 m.
<
emph.end
type
="
italics
"/>
</
cell
>
<
cell
>Sine</
cell
>
<
cell
>1600</
cell
>
</
row
>
</
table
>
<
table
>
<
table.target
id
="
table51
"/>
<
row
>
<
cell
/>
<
cell
>96166</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>19748</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>639328</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>384664</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>673162</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>865494</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>96166</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>32</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
>582</
cell
>
<
cell
>18990</
cell
>
<
cell
>56168</
cell
>
</
row
>
<
row
>
<
cell
/>
<
cell
>1536</
cell
>
<
cell
/>
</
row
>
<
row
>
<
cell
/>
<
cell
>56</
cell
>
<
cell
/>
</
row
>
</
table
>
<
p
type
="
main
">
<
s
>The twelfth with the Parallax of 1.
<
emph
type
="
italics
"/>
gr. </
s
>
<
s
>36. min.
<
emph.end
type
="
italics
"/>
maketh the
<
lb
/>
ſtar leſſe high than 6. ſemidiameters, reducing the Parallax to
<
lb
/>
20
<
emph
type
="
italics
"/>
min.
<
emph.end
type
="
italics
"/>
it carrieth the ſtar to leſſe than 30. ſemidiameters
<
lb
/>
ſtance, therefore the correction of 1
<
emph
type
="
italics
"/>
gr. </
s
>
<
s
>16. min.
<
emph.end
type
="
italics
"/>
ſufficeth </
s
>
</
p
>
</
chap
>
</
body
>
</
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