M-type star · red

HR 7944

HR 7944 is a red in the constellation Cepheus 1,098 ly from Earth. Its surface is about 3,590 K, about 0.6 times the Sun's surface temperature, and it shines at 427× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 1,098 years ago.

1,098 lybrightness mag 5.91M3III

Also catalogued as HD 197939 · HIP 102358

3,590 K
temperature
5.91
apparent magnitude
427× ☉
luminosity vs Sun
M3III
spectral type
Distance & comparison with our Sun
1,098 years
at light speed from Earth
0.62×
as hot as the Sun
427×
the Sun's light output
-1.73
absolute magnitude
Explore from here · roam the neighborhood
HR 7944M-type
Sky regionCepheusthis direction
StarHD 191892100 ly
StarHR 8040120 ly
StarHR 8150140 ly
StarAlderaminstar
StarErraistar
Nearest stars
Bright stars in Cepheus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook toward Cepheus

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.