The Whole Doctrine of Parallaxes Explained and Illustrated by an Arithmetical and Geometrical Construction of the Transit of Venus Over the Sun, June 6th, 1761
The Whole Doctrine of Parallaxes Explained and Illustrated by an Arithmetical and Geometrical Construction of the Transit of Venus Over the Sun, June 6th, 1761
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1768 Excerpt: ... or if oj Total ingr. 10 39,5 14 29,9 17 28, $ Difference between Greenwich and California ist exter. contact, 6 36 8 57,7 10 45,5 Total ingress, 6 33,9 8 56,8 to 45, -1 Difference between Greenwich and Charles Town. ist exter. contact, 3 30,3 4 47,3 5 44,4 Total ingress, 3 31,3 442 540 Difference between Greenwich and ...
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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1768 Excerpt: ... or if oj Total ingr. 10 39,5 14 29,9 17 28, $ Difference between Greenwich and California ist exter. contact, 6 36 8 57,7 10 45,5 Total ingress, 6 33,9 8 56,8 to 45, -1 Difference between Greenwich and Charles Town. ist exter. contact, 3 30,3 4 47,3 5 44,4 Total ingress, 3 31,3 442 540 Difference between Greenwich and Quebec ist exter. contact, 2 13,6 3 5,4 3 43 Total ingress, 2 11,9 2 57,7 3 Nankin, NANKIN, in CHINA. This contact at the center by Waterland time is at 3 26' 43,"5 in the afternoon; therefore at Waterland it will be at 3h 21' 3 2," 1, or 3k 19' 35, or 3V 18' 5,"4. 1 Times of par. of long. 4' 39,"6 or 6' 21," or 7' 40,"$--Parallax of latitude, o 24,0 or o 31,5 or o 36, + The beginning of egress. Nankin is situated about 32 degrees north latitude, and 242 longitude west of the meridian of Greenwich... The zenith distance =39 10'54," AVB 5o 5?' 57"-' Times of par. of long. 2' 22,"2 or 3' i3,"a or 3' 54,"! + Parallax of latitude, 1 39 2 15 2 43,5 + Sum 4 1,2 5 28,9 6 37,6 + The time of this egress at the center by Nankin time is at gh 6' 34,5 in the morning, and therefore it will be at Nankin ok 10' 35,"7, or 9" I2' 3,"4 or oh 13' izu NANKIN, in CHINA. Last external contact. ft The zenith distance =34 54 13," AVB = 50 18' 7." Times, of par. of long. 2' 7,"8 or 2' 54," 1 or 3' 30,"3 + Parallax of latitude, 1 24 1 54 2 18 + Sum 3 31,8 4 48,1 5 48,3 + Difference 4 15,6 or 5 49,5 or 7 4,3---This contact at the center by California time is at 5h 34' 43,"5 in the evenings therefore at California it will be at 5 30' 27,"9, or 5" 28'54," or 5" 27' 39"j2 +. 's/; The sum or difference of the times which the aforementioned places give, ...
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