B-type star · blue-white star
Delta Cir
Delta Cir is a blue-white star in the constellation Circinus. Its surface is about 11,200 K, about 1.9 times the Sun's surface temperature, and it shines at 83,945,999× the Sun's brightness. At magnitude 5.0 it is bright enough to see with the naked eye.
brightness mag 5.04O8.5V
Also catalogued as HR 5664 · HD 135240 · HIP 74778
11,200 K
temperature
5.04
apparent magnitude
83,945,999× ☉
luminosity vs Sun
O8.5V
spectral type
Distance & comparison with our Sun
–
at light speed from Earth
1.94×
as hot as the Sun
83,945,999×
the Sun's light output
-14.96
absolute magnitude
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Nearest stars
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Star data from the HYG database v4.2 (Astronexus, CC BY-SA 4.0). Temperature and colour computed by gravityfinder from the B-V colour index; the illustration is generated from that temperature, not a photograph.