Alpha Sculptoris

Alpha Sculptoris

Starbox short
name=α Sculptoris
epoch=J2000.0
constell=Sculptor
ra=00h 58m 36.4s
dec=-29° 21' 27"
spectral=B7IIIp
appmag_v=+4.30
dist_ly=680 ± 120
dist_pc=210 ± 40
names=HR 280, HD 5737,
SAO 166716, HIP 4577

Alpha Sculptoris (α Scl / α Sculptoris) is a star in the constellation Sculptor.

Alpha Sculptoris is a blue-white B-type giant with an apparent magnitude of +4.30. It is approximately 680 light years from Earth. It is classified as an SX Arietis type variable star and its magnitude varies by 0.01.

The luminosity of α Scl is around 1700 times that of the Sun while its surface temperature is 14,000 kelvins. The radius of Alpha Sculptoris is calculated to be 7 times solar while its mass 5.5 times that of our own star. Spectral variations observed in this star where once believed to be caused by an orbiting black hole but are now known to be the result of chemical variations in its atmosphere.

External links

* [http://www.astro.uiuc.edu/~kaler/sow/alphascl.html Alpha Scl]


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