M-type star · red

HR 7745

HR 7745 is a red in the constellation Telescopium 979 ly from Earth. Its surface is about 3,572 K, about 0.6 times the Sun's surface temperature, and it shines at 242× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 979 years ago.

979 lybrightness mag 6.28M1III

Also catalogued as HD 192827 · HIP 100151

3,572 K
temperature
6.28
apparent magnitude
242× ☉
luminosity vs Sun
M1III
spectral type
Distance & comparison with our Sun
979 years
at light speed from Earth
0.62×
as hot as the Sun
242×
the Sun's light output
-1.11
absolute magnitude
Explore from here · roam the neighborhood
HR 7745M-type
Sky regionTelescopiumthis direction
StarHR 7521130 ly
StarHR 7992130 ly
StarHR 7758130 ly
StarAlpha Telstar
StarZeta Telstar
Nearest stars
Bright stars in Telescopium
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Telescopium

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.