The Latitude of Madrass in the East Indies, Deduced from Observations Made by William Stephens, Chief Engineer. Communicated by John Call, Esq. F. R. S.
Author(s)
John Call, William Stephens
Year
1779
Volume
69
Pages
2 pages
Language
en
Journal
Philosophical Transactions of the Royal Society of London
Full Text (OCR)
XVII. The Latitude of Madras in the East Indies, deduced from Observations made by William Stephens, Chief Engineer. Communicated by John Call, Esq. F. R. S.
Read February 11, 1778.
| Time | What objects | Latitudes of Madras, |
|---------------|-------------------------------|----------------------|
| | | from Southern Z. dist.| from Northern Z. dist.|
| 1776, Oct. | Sun | 13 3 58 | |
| | Sun | 13 4 20 | |
| | Sun | 13 4 16 | |
| | Sun | 13 3 56 | |
| Nov. 1 | β Cassiopea | | 13 5 42 |
| | α Cassiopea | | 13 5 58 |
| | γ Cassiopea | | 13 5 44 |
| | δ Cassiopea | | 13 5 39 |
| | δ Capricorn | 13 4 29 | |
| | Fomalhaut | 13 4 29 | |
| | β Ceti | 13 3 55 | |
| | Moon, this rejected in medium | | 13 6 58 |
| | Sun, very good | 13 4 9 | |
| | η Lacerta | | 13 5 25 |
| | λ Andromeda (called λ) | | 13 5 25 |
| | β Cassiopea | | 13 5 42 |
| | α Cassiopea | | 13 15 9 |
| | | 13 4 11 | 13 5 37 |
Mean latitude 13° 4' 54" North.
The above observations were taken with an astronomical brass quadrant on the top of the house usually inhabited by the chief engineer.