F-type star · yellow-white star

45 Cnc

45 Cnc is a yellow-white star in the constellation Cancer 927 ly from Earth. Its surface is about 6,699 K, about 1.2 times the Sun's surface temperature, and it shines at 397× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 927 years ago.

927 lybrightness mag 5.62A3V+...

Also catalogued as HR 3450 · HD 74228 · HIP 42795

6,699 K
temperature
5.62
apparent magnitude
397× ☉
luminosity vs Sun
A3V+...
spectral type
Distance & comparison with our Sun
927 years
at light speed from Earth
1.16×
as hot as the Sun
397×
the Sun's light output
-1.65
absolute magnitude
Explore from here · roam the neighborhood
45 CncF-type
Sky regionCancerthis direction
Star27 Cnc69 ly
Star21 Cnc90 ly
StarHR 356799 ly
StarTarfstar
StarAsellus Australisstar
Nearest stars
Bright stars in Cancer
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.6To see it no equipment neededLook toward Cancer

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.