Zobrazeno 1 - 10
of 16
pro vyhledávání: '"cercle méridien"'
Autor:
Jeanson, Loïc, Davoigneau, Jean
À l’Observatoire de Paris est installé en 1863 un grand cercle méridien, nouvel équipement commandé chez Secretan, complétant l’instrumentation méridienne déjà présente. Cet instrument réunit deux mesures (ascension droite et déclinai
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::974f12522eb013afa0bcc8c5c0b90bd7
https://journals.openedition.org/cahierscfv/4016
https://journals.openedition.org/cahierscfv/4016
Autor:
Belteki, Daniel, Gressot, Julien
Meridian circles were tools of science, state and empire. Besides being used for astronomical observations, the by-products of observations made also had more utilitarian purposes applicable to commerce, transportation, industry and the expansion of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::024e11a6e28907ee57c870952db979a7
https://journals.openedition.org/cahierscfv/3910
https://journals.openedition.org/cahierscfv/3910
Autor:
Aubin, David
The nineteenth-century press devoted important attention to science, and to astronomy, for many different reasons.This paper surveys public representations of meridian circles and other core instruments such as transit instruments and equatorial refr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::bb33a4e51fea01d0de4995b3642727b5
https://journals.openedition.org/cahierscfv/3929
https://journals.openedition.org/cahierscfv/3929
Autor:
Leppik, Lea
This article examines major events in the 200-year history of the meridian circle of Tartu’s (Dorpat) Old Observatory based on archival sources and primary literature. It analyses why and how the Reichenbach & Ertel meridian circle was ordered in 1
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::23ad7ae76f7ff56407937b6676830594
https://journals.openedition.org/cahierscfv/4040
https://journals.openedition.org/cahierscfv/4040
Autor:
Belteki, Daniel
Simon Newcomb argued that nineteenth century observatory practices were dominated by the German school of practical astronomy devised by Friedrich Wilhelm Bessel. A key tenet of this school was the mathematical correction of instrumental errors. This
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::dad9cc2fe6e822111fc9397eeb901812
https://journals.openedition.org/cahierscfv/3976
https://journals.openedition.org/cahierscfv/3976
Autor:
Bothereau, Benjamin
Que peut apporter l’histoire des techniques à la compréhension de la police moderne ? Cet article vise à montrer comment la généralisation de l’éclairage public parisien au xviiie siècle participe à la matérialisation de l’action polic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::2b8882f9d7cee971080c75f3bcd33f7a
https://journals.openedition.org/cahierscfv/4155
https://journals.openedition.org/cahierscfv/4155
Autor:
Wolfschmidt, Gudrun
The first modern meridian circle after Rømer’s Rota Meridiana (1704) was constructed by Johann Georg Repsold (1770-1830) in 1802, used in the first Hamburg observatory, restored for Göttingen, 1818. A new meridian circle, made by A. & G. Repsold
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::2bf57422705241b2a0680ef3e247eb77
https://journals.openedition.org/cahierscfv/3989
https://journals.openedition.org/cahierscfv/3989
Autor:
Soulu, Frédéric
Au milieu du xixe siècle, la lunette méridienne portative émerge pour mesurer la position sur terre ou déterminer l’heure. Le caractère de mobilité de l’instrument ne remet-il pas en cause en permanence l’état de stabilité de fonctionne
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::99b5475e5b40043a750d32276e9331a7
https://journals.openedition.org/cahierscfv/4135
https://journals.openedition.org/cahierscfv/4135
Autor:
Issenmann, Delphine
Nouvellement créé par l’Empire allemand, l’observatoire astronomique de Strasbourg, capitale alsacienne récemment annexée, est doté en 1880 d’un cercle méridien Repsold. Son installation se distingue par deux caractéristiques. La premiè
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::c4fff7c09565ea9962e57e8c34890fcc
https://journals.openedition.org/cahierscfv/4114
https://journals.openedition.org/cahierscfv/4114
Autor:
Jeanson, Loïc, Davoigneau, Jean
Version française Angle horaire : pour un objet céleste, distance angulaire mesurée vers l'ouest sur l'équateur céleste depuis le plan méridien jusqu'à son cercle horaire. Hour angle (en) Appareil de retournement : chariot, le plus souvent ins
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::f041309c9fe24f514a8d94d825c15730
https://journals.openedition.org/cahierscfv/4146
https://journals.openedition.org/cahierscfv/4146