Astronomia Britannica exhibiting the doctrine of the sphere, and theory of the planets decimally by trigonometry, and by tables : fitted for the meridian of London ... / by John Newton ...

About this Item

Title
Astronomia Britannica exhibiting the doctrine of the sphere, and theory of the planets decimally by trigonometry, and by tables : fitted for the meridian of London ... / by John Newton ...
Author
Newton, John, 1622-1678.
Publication
London :: Printed for the author by R. and W. Leybourn, and are to be sold by Thomas Piercepoint ...,
1657.
Rights/Permissions

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Subject terms
Astronomy -- Early works to 1800.
Planetary theory -- Early works to 1800.
Astronomy -- Mathematics -- Early works to 1800.
Link to this Item
http://name.umdl.umich.edu/A52255.0001.001
Cite this Item
"Astronomia Britannica exhibiting the doctrine of the sphere, and theory of the planets decimally by trigonometry, and by tables : fitted for the meridian of London ... / by John Newton ..." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A52255.0001.001. University of Michigan Library Digital Collections. Accessed June 19, 2025.

Pages

Example▪

Saturns Eccentrick reduced 40. 29823
The Suns true place 154. 07347
The Anomaly of the orbe 113. 77524
The angle NAS 66. 22476
The halfe Anomaly 56. 88762
As the greater side AN913107 co, ar.4. 0394781
Is to the less AS1008955. 0038707
So Radius, to the tang.6. 305419. 0433488
Adde45. 

Page 120

As Radius  
To cotang. of the summe51. 305419. 9036304
So is tang. halfe summe56. 8876210. 1856192
To tang. halfe differ.50. 8461310. 0892496
Summe107. 73375 Angle ASN. 
Differ.6. 04149 Angle ANS. 

Because Saturne eccentrick reduced was subtracted from the Suns true place, therefore the angle of his Elongation ASN 107. 73375 must be subtracted also, and then Saturns place will be 125. 19972.

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