M-type star · red

HR 5645

HR 5645 is a red in the constellation Circinus. Its surface is about 3,276 K, about 0.6 times the Sun's surface temperature, and it shines at 27,039,584× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars.

brightness mag 6.27K4Ib

Also catalogued as HD 134468 · HIP 74470

3,276 K

temperature

6.27

apparent magnitude

27,039,584× ☉

luminosity vs Sun

K4Ib

spectral type

Distance & comparison with our Sun

–

at light speed from Earth

0.57×

as hot as the Sun

27,039,584×

the Sun's light output

-13.73

absolute magnitude

Explore from here · roam the neighborhood

HR 5645M-type

Sky regionCircinusthis direction

StarDelta Cir5,200 ly

StarHR 56808,100 ly

StarHD 12909221,000 ly

StarXamistar

StarBeta Cirstar

Nearest stars

Bright stars in Circinus

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.3To 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.