Atropos (
minor planet designation
A formal minor-planet designation is, in its final form, a number–name combination given to a minor planet (asteroid, centaur, trans-Neptunian object and dwarf planet but not comet). Such designation always features a leading number (catalog or ...
: 273 Atropos) is a typical
Main belt
The asteroid belt is a torus-shaped region in the Solar System, located roughly between the orbits of the planets Jupiter and Mars. It contains a great many solid, irregularly shaped bodies, of many sizes, but much smaller than planets, called ...
asteroid
An asteroid is a minor planet of the inner Solar System. Sizes and shapes of asteroids vary significantly, ranging from 1-meter rocks to a dwarf planet almost 1000 km in diameter; they are rocky, metallic or icy bodies with no atmosphere.
...
that was discovered by Austrian astronomer
Johann Palisa
Johann Palisa (6 December 1848 – 2 May 1925) was an Austrian astronomer, born in Troppau, Austrian Silesia, now Czech Republic. He was a prolific discoverer of asteroids, discovering 122 in all, from 136 Austria in 1874 to 1073 Gel ...
on 8 March 1888 in
Vienna
en, Viennese
, iso_code = AT-9
, registration_plate = W
, postal_code_type = Postal code
, postal_code =
, timezone = CET
, utc_offset = +1
, timezone_DST ...
.
Photometric observations of this asteroid at the Palmer Divide Observatory in
Colorado Springs, Colorado
Colorado Springs is a home rule municipality in, and the county seat of, El Paso County, Colorado, United States. It is the largest city in El Paso County, with a population of 478,961 at the 2020 United States Census, a 15.02% increase since ...
, in 2007 gave a
light curve
In astronomy, a light curve is a graph of light intensity of a celestial object or region as a function of time, typically with the magnitude of light received on the y axis and with time on the x axis. The light is usually in a particular frequ ...
with a period of 23.852 ± 0.003 hours and a brightness variation of 0.60 ± 0.03 in
magnitude
Magnitude may refer to:
Mathematics
*Euclidean vector, a quantity defined by both its magnitude and its direction
*Magnitude (mathematics), the relative size of an object
*Norm (mathematics), a term for the size or length of a vector
*Order of ...
.
References
External links
Lightcurve plot of 273 Atropos Palmer Divide Observatory,
B. D. Warner (2007)
Asteroid Lightcurve Database (LCDB) query form
)
Dictionary of Minor Planet Names Google books
– Observatoire de Genève, Raoul Behrend
– Minor Planet Center
*
*
Background asteroids
Atropos
Atropos (; grc, Ἄτροπος "without turn") or Aisa, in Greek mythology, was one of the three Moirai, goddesses of fate and destiny. Her Roman equivalent was Morta.
Atropos was the oldest of the Three Fates, and was known as "the Inflex ...
Atropos
Atropos (; grc, Ἄτροπος "without turn") or Aisa, in Greek mythology, was one of the three Moirai, goddesses of fate and destiny. Her Roman equivalent was Morta.
Atropos was the oldest of the Three Fates, and was known as "the Inflex ...
SCTU-type asteroids (Tholen)
18880308
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