B-type star · blue-white star

Zeta Cir

Zeta Cir is a blue-white star in the constellation Circinus 1,274 ly from Earth. Its surface is about 10,956 K, about 1.9 times the Sun's surface temperature, and it shines at 487× the Sun's brightness. At magnitude 6.1 it is within reach of 50 mm binoculars; the light you see left it 1,274 years ago.

1,274 lybrightness mag 6.09B3Vn

Also catalogued as HR 5539 · HD 131058 · HIP 72965

10,956 K
temperature
6.09
apparent magnitude
487× ☉
luminosity vs Sun
B3Vn
spectral type
Distance & comparison with our Sun
1,274 years
at light speed from Earth
1.90×
as hot as the Sun
487×
the Sun's light output
-1.87
absolute magnitude
Explore from here · roam the neighborhood
Zeta CirB-type
Sky regionCircinusthis direction
StarHR 532092 ly
StarHR 5500130 ly
StarHR 5644140 ly
StarXamistar
StarBeta Cirstar
Nearest stars
Bright stars in Circinus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.1To see it 50 mm binocularsLook toward Circinus

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.