K-type star · orange

HR 7991

HR 7991 is an orange in the constellation Microscopium 569 ly from Earth. Its surface is about 4,515 K, about 0.8 times the Sun's surface temperature, and it shines at 76.49× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 569 years ago.

569 lybrightness mag 6.35K1III

Also catalogued as HD 198751 · HIP 103103

4,515 K
temperature
6.35
apparent magnitude
76.49× ☉
luminosity vs Sun
K1III
spectral type
Distance & comparison with our Sun
569 years
at light speed from Earth
0.78×
as hot as the Sun
76.49×
the Sun's light output
0.14
absolute magnitude
Explore from here · roam the neighborhood
HR 7991K-type
Sky regionMicroscopiumthis direction
StarHR 785644 ly
StarHR 791054 ly
StarHR 797175 ly
StarGamma Micstar
StarEpsilon Micstar
Nearest stars
Bright stars in Microscopium
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Microscopium

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.