Rosemary Hill Observatory
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Rosemary Hill Observatory (RHO) is an
astronomical Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry in order to explain their origin and their overall evolution. Objects of interest include ...
observatory An observatory is a location used for observing terrestrial, marine, or celestial events. Astronomy, climatology/meteorology, geophysics, oceanography and volcanology are examples of disciplines for which observatories have been constructed. Th ...
located near the town of Bronson,
Florida Florida ( ; ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders the Gulf of Mexico to the west, Alabama to the northwest, Georgia (U.S. state), Georgia to the north, the Atlantic ...
(USA), about southwest of
Gainesville, Florida Gainesville is the county seat of Alachua County, Florida, United States, and the most populous city in North Central Florida, with a population of 145,212 in 2022. It is the principal city of the Gainesville metropolitan area, Florida, Gainesv ...
. The observatory is owned and operated by the
University of Florida The University of Florida (Florida or UF) is a public university, public land-grant university, land-grant research university in Gainesville, Florida, United States. It is a senior member of the State University System of Florida and a preem ...
, and opened in 1967. It has two telescopes and dormitories for extended observing runs.


Telescopes

* A
Cassegrain reflector The Cassegrain reflector is a combination of a primary concave mirror and a secondary convex mirror, often used in optical telescopes and Antenna (radio), radio antennas, the main characteristic being that the optical path folds back onto itself, ...
was built by
Tinsley Laboratories Tinsley may refer to: People *Tinsley (surname) *Tinsley Mortimer (born 1976), American socialite *Tinsley Ellis (born 1957), American rock and blues musician Places United Kingdom *Tinsley, South Yorkshire, a suburb of Sheffield, England **Tin ...
and was commissioned in 1968. It is occasionally used for instruction, but is primarily used for monitoring
active galaxies An active galactic nucleus (AGN) is a compact region at the center of a galaxy that emits a significant amount of energy across the electromagnetic spectrum, with characteristics indicating that this luminosity is not produced by the stars. Such e ...
, performing
photometry Photometry can refer to: * Photometry (optics), the science of measurement of visible light in terms of its perceived brightness to human vision * Photometry (astronomy), the measurement of the flux or intensity of an astronomical object's electr ...
of transiting
exoplanets An exoplanet or extrasolar planet is a planet outside the Solar System. The first confirmed detection of an exoplanet was in 1992 around a pulsar, and the first detection around a main-sequence star was in 1995. A different planet, first detec ...
, and other research purposes. * The Ritchey-Chrétien reflector was refurbished in 1994 and is used for instruction.


See also

* Robinson Observatory *
List of astronomical observatories This is a partial list of astronomical observatories ordered by name, along with initial dates of operation (where an accurate date is available) and location. The list also includes a final year of operation for many observatories that are no lon ...


References


External links


Department of Astronomy
at the University of Florida

Forecasts of observing conditions. Astronomical observatories in Florida University of Florida Buildings and structures in Levy County, Florida 1967 establishments in Florida {{US-observatory-stub