Isaac Habrecht II (1589–1633) was a
professor
Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who professes". Professor ...
of
astronomy
Astronomy () is a natural science that studies astronomical object, celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and chronology of the Universe, evolution. Objects of interest ...
and
mathematics in
Strasbourg. He was also a
doctor
Doctor or The Doctor may refer to:
Personal titles
* Doctor (title), the holder of an accredited academic degree
* A medical practitioner, including:
** Physician
** Surgeon
** Dentist
** Veterinary physician
** Optometrist
*Other roles
* ...
of
medicine
Medicine is the science and Praxis (process), practice of caring for a patient, managing the diagnosis, prognosis, Preventive medicine, prevention, therapy, treatment, Palliative care, palliation of their injury or disease, and Health promotion ...
and
philosophy.
Uranography
Isaac Habrecht II made a
celestial globe
Celestial globes show the apparent place, apparent positions of the stars in the sky. They omit the Sun, Moon, and planets because the positions of these bodies vary relative to those of the stars, but the ecliptic, along which the Sun moves, is ...
and a couple of
celestial planispheres.
[Habrecht II, I., ''Planiglobium Coeleste, et Terrestre. Sive, Globus Coelestis...'', 1628.] He introduced some constellations that were created by a Dutch
cartographer
Cartography (; from grc, χάρτης , "papyrus, sheet of paper, map"; and , "write") is the study and practice of making and using maps. Combining science, aesthetics and technique, cartography builds on the premise that reality (or an i ...
,
Plancius, and he invented now the obsolete constellation ''Rhombus''. It followed by a French cartographer
Royer Royer may refer to:
Surnames
*Alain de Royer-Dupré, French racehorse trainer
*Alphonse Royer, French writer
* Augustin Royer, French astronomer
* Bentley Royer, a Dominican politician
* Casey Royer, American drummer
*Charles Royer, former mayor of ...
. Later, it was turned into ''le Reticule Romboide'' (now
Reticulum
Reticulum is a small, faint constellation in the southern sky. Its name is Latin for a small net, or reticle—a net of crosshairs at the focus of a telescope eyepiece that is used to measure star positions. The constellation is best viewed b ...
) by a French astronomer,
de Lacaille.
Family
*
Isaac Habrecht I: his father, a
horologist
Horology (; related to Latin '; ; , interfix ''-o-'', and suffix ''-logy''), . is the study of the measurement of time. Clocks, watches, clockwork, sundials, hourglasses, clepsydras, timers, time recorders, marine chronometers, and atomic cloc ...
.
* Isaac Habrecht III: his nephew, a
clockmaker
A clockmaker is an artisan who makes and/or repairs clocks. Since almost all clocks are now factory-made, most modern clockmakers only repair clocks. Modern clockmakers may be employed by jewellers, antique shops, and places devoted strictly to ...
.
See also
*
Uranography
Notes
References
* Warner, D. J. (1979). ''Sky Explored: Celestial Cartography 1500–1800''. New York: Alan R. Liss; Amsterdam: Theatrum Orbis Terrum. pp. 104–105.
{{DEFAULTSORT:Habrecht, Isaac, II
17th-century German astronomers
1589 births
1633 deaths