| Authorised form of name | Magellan; John Hyacinth de (1722 - 1790) |
| Other forms of name | John Hyacinth de |
| Jean Hyacinthe de |
| Joao Jacinto de |
| John Hyacinthe |
| Other forms of surname | Magalhaens |
| Magalhaes |
| de Magellan |
| Dates | 1722 - 1790 |
| Place of birth | Lisbon, Portugal |
| Date of birth | 04 November 1722 |
| Place of death | 12 Nevils Court, Fetter Lane, Lomdon |
| Date of death | 07 February 1790 |
| Dates and places | Burial:
Islington churchyard, London |
| Research field | Physics |
| Mathematics |
| Activity | Career:
Placed in the Augustinian monastery of Santa Cruz, Coimbra (aged 11); left the monastery to undertake a 'philosophical tour' of Europe (1758); forced to return to Portugal to answer certain allegations; trapped by the war (for 7 years), but left as soon as he was able on bad terms and never returned to Portugal; worked as a Tutor; went to England (1766); published a book on reflecting instruments (1775); conducted scientific correspondence with acquaintances throughout Europe; made improvements to various instruments for observation, including the 'Magelloscope';
Memberships:
FRSA
|
| Membership category | Fellow |
| Date of election | 21/04/1774 |
| Relationships | Descendent of Ferdinando Magalhaens, discoverer and namesake of the Magellan Straits |
| Sources | Sources:
Bulloch's Roll; DNB
References:
Stephen F Mason, 'Jean Hyacinthe de Magellan, FRS, and the Chemical Revolution of the Eighteenth Century' in NR 1991 vol 45 pp 155-164
M Crosland, 'Relationships between the Royal Society and the Academie des Sciences in the late eighteenth century' in NR 2005 vol 59 pp 25-34
Notes:
DNB states that he might have been born in a place called Talavera. |
| Virtual International Authority File | http://viaf.org/viaf/100103055 |
| Royal Society code | NA8072 |
| Reference number | Title | Date |
| EC/1774/01 | Magalhaens, John Hyacinth de: certificate of election to the Royal Society | |
| MM/3/17 | Letter from John Hyacinth Magellan, London, to the Royal Society | 23 March 1778 |
| MM/1/34 | Copy of a Resolution from twelve Fellows of the Royal Society, recommending the reinstatement of Dr Charles Hutton as Foreign Secretary | 29 January 1784 |
| MM/3/16 | Letter from John Hyacinth Magellan, London, to the Royal Society | 22 January 1778 |
| MM/1/35 | Copy of a Resolution from Nine Fellows of the Royal Society, deprecating Presidential influence in the election of Fellows | c.1784 |
| RSL/1/32 | Copy of a note received from Mr Mechain, relative to his Calculation of the Elements of Herschel's planet, and sent by Chevalier de Bory to Mr de Magellan | 1783 |
| MS/391/160 | Bond of John Hyacinth de Magellan to the Treasurer of the Royal Society | 21 April 1774 |
| L&P/4/288 | Paper, 'A new baro-thermometer' by Jean Hyacinthe de Magellan | 6 June 1765 |
| L&P/4/329 | Letter, 'Of the second comet of 1766 - ephemeris calculates for May and June' from Jean Hyacinthe de Magellan and Charles Messier to Matthew Maty | 12 May 1766 |
| L&P/4/288/3 | Plate, unnamed [Parts of baro-thermometer] by Jean Hyacinthe de Magellan | 1765 |
| L&P/4/288/2 | Plate, unnamed [Parts of baro-thermometer] by Jean Hyacinthe de Magellan | 1765 |
| L&P/5/204 | Letter, 'Of the Abbe Chappe's observations on the transits and of his death' from Charles Messier to John Hyacinth de Magellan | 1770 |
| L&P/4/292 | Letter, 'Accompanying a case of Roman medals' from Jean Hyacinthe de Magellan to Edward Mendez da Costa | 9 January 1766 |
| L&P/5/278 | Letter, 'Celestial phenomena' from John Hyacinth de Magellan to Matthew Maty | 14 November 1771 |
| L&P/7/84 | Letter, 'Some new observations by Messier on the Comet' from John Hyacinth de Magellan to Joseph Banks | 29 January 1779 |
| L&P/5/323 | Paper, 'A new construction of the sea-quandrant' by John Hyacinth de Magellan | 1772 |
| L&P/6/175 | Letter, 'Of phosphorus' from Giambattista Beccaria to John Hyacinth de Magellan | 29 February 1776 |
| L&P/6/236 | Letter, 'Astronomical observations' from Nathaniel Matthew Wolf to John Hyacinth de Magellan | 7 April 1776 |
| L&P/6/246 | Letter, 'Of an aurora borealis' from Jean Castilllon to John Hyacinth de Magellan | 11 March 1777 |
| L&P/7/80 | Paper, 'Account of an iconantidiptic telescope invented by M Jouriat' by John Hyacinth de Magellan | 1779 |
| L&P/7/94 | Letter, 'Discovery of quinquina shrubs at Santa Fe' from Casimire Gomez de Ortega to John Hyacinth de Magellan | 2 December 1778 |
| L&P/8/45 | Letter, 'On the discovery of a comet' from Edward Pigott to John Hyacinth de Magellan | 22 November 1783 |
| RSL/1/31 | 'Extract of a letter from Monsieur Mechain, a member of the Royal Academy of Sciences at Paris, to Mr de Magellan, dated the 25 February 1783 on the element or orbit of the new planet discovered by Mr Herschel FRS and on the late transit of Mercury with some observations of the best [ ] of the Pleiades' | 1783 |
| IM/005901 | Magalhaens, John Hyacinth de | 2001 |
| L&P/6/213 | Letter, 'Account of a portrait of Copernicus presented by him to the Society' from Nathaniel Matthew Wolf to John Hyacinth de Magellan | 7 April 1776 |
| AP/4/13 | Unpublished drawing, 'The present appearance of Saturn with its belt' by [Charles] Messier | 29 May 1776 |
| AP/5/21/2 | Unpublished letter, regarding Saluzzo's work from J H [John Hyacinth] de Magellan to unknown recipient | 9 February 1785 |
| AP/5/21/3 | Unpublished letter, regarding artificial nitrification from Dr Saluces [Giuseppe Angelo Saluzzo] to J H [John Hyacinth] de Magellan | [1784] |
| AP/5/21/1 | Unpublished manuscript, 'Mémoire sur le saltpètre concernant les principes généraux pour la formation des nitrières artificielles' ['Essay on saltpetre concerning the general principals of the formation of artificial nitraries'] by Le Comte de Saluces [Giuseppe Angelo Saluzzo] | [1784] |
| AP/5/21 | Unpublished letters and paper, 'Mémoire sur le saltpètre concernant les principes généraux pour la formation des nitrières artificielles' ['Essay on saltpetre concerning the general principals of the formation of artificial nitraries'] by Le Comte de Saluces [Giuseppe Angelo Saluzzo] and J H [John Hyacinth] de Magellan | 1784-1785 |
| L&P/9/18 | Letter, 'Observations of the transit of Mercury at St Petersburg, 1786' from Stephanus Rumovski to John Hyacinth de Magellan | 1786 |