| RefNo | MA/254/32 |
| Previous numbers | MA.254 |
| Level | Item |
| Title | Magnetic observations at the Trivandrum Magnetic Observatory, India, by John Caldecott |
| Creator | Caldecott; John (1800-1849); British astronomer |
| Date | 1-31 January 1842 |
| Description | Tables of daily 'term' observations made at Trivandrum [Thiruvananthapuram], Kerala. Readings from the declination, horizontal, and vertical force magentometers, with sections divided into columns or pages for 'Simla daily term' and 'Antarctica daily term'. With [p.6]: 'Absolute determinations for January 1842', with some instrument details, and a note by signed by John Caldecott, 12 February 1842, commencing: 'Since the end of January the three magnetometers have been observed every fifteen minutes...'.
Headed [p.1]: 'Observatory at Trevandrum January 1842. Abstract of daily "Term" Observations'. |
| Extent | 6p. |
| Format | Manuscript |
| PhysicalDescription | Ink on paper. |
| AccessStatus | Open |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA2446 | Caldecott; John (1800 - 1849) | 1800 - 1849 |