Cyril Teillier

Cyril Teillier

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Spherical astrolabe (15th C.). One point which distinguishes Star Map from the astrolabe is that in both cases, astrolabes were not meant for direct viewing. In other words, one could not do real time work. It would require measurement, enscribing, and a duration of labor, etc.  Worth mentioning, the spherical astrolabe did not have a viewing instrument, like the planispheric versions did. This made the planispheric require less work and fewer hours of it in order to chart information.

star map vellum-speaks-silicon-listens: “ Here’s an example of the spherical astrolabe C. One point which distinguishes Star Map from the astrolabe is that in both cases, astrolabes were not.

Astrolabe, Turkish, 17th Century, Museum of the History of the Science, Oxford, UK

Inventory Number: 53307 Object Type: astrolabe Place Created: Turkey Asia Subject Classification(s): Billmeir Collection By Collection Astronomy By Discipline Astrolabes Astronomical Instruments Mathematical Instruments By Trade Location Accession Number:

Date	17th century Place	India (?) Material	Brass Inventory no.	33796 Acquisition	Presented by A. E. Gunther in 1986

Date century Place India (?) Material Brass Inventory no. 33796 Acquisition Presented by A. Gunther in 1986

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Muhammad ibn Abi Bakr al Ibari century) Astrolabe with geared calendar, Oxford, Museum of the History of Science. Of Persian origin, and one of the oldest complete devices of it's like in the museums collection.

Astrolabe | Kunstkammer, Vienna | via : traveltoeat.com

Clockwork Automatons at the Kunstkammer Wein, Vienna - Travel To Eat

Астролябия – чудесный компьютер древности  The astrolabe is a very ancient astronomical computer for solving problems relating to time and the position of the sun and stars.

Astrolabe - Astrolabes are problem solving instruments & they compute things such as the time of day according the position of the sun and the stars in the sky. Like a computer, you input information and then you receive output.& They were ty

Culture/period: Islamic. Date: 13thC-14thC (circa). Findspot: Spain  Materials: copper alloy. Technique: engraved. Dimensions: Height: 12.5 centimetres

Astrolabe with Arabic (and later Latin) inscription, century, Spain

El nocturlabio de Descartes en Ámsterdam. El nocturlabio es un instrumento que permite calcular la hora por la noche en función de la posición de las estrellas tomando la polar como referencia. Fue un instrumento muy usado en navegación. Su origen está muy vinculado a España pues se atribuye a Ramón Llull su invención y se extendió a partir del tratado de navegación de Martín Cortés.

El nocturlabio de Descartes en Ámsterdam. El nocturlabio es un instrumento que permite calcular la hora por la noche en función de la posición de las estrellas tomando la polar como referencia. Fue un instrumento muy usado en navegación. Su origen está muy vinculado a España pues se atribuye a Ramón Llull su invención y se extendió a partir del tratado de navegación de Martín Cortés.

Explore Whipple Collections - The parts of an astrolabe

Astrolabe: A rudimentary analog computer. It helped the pilot to calculate the positions of the Sun and prominent stars with respect to both the horizon and the meridian.