M-type star · red

HD 148390

HD 148390 is a red in the constellation Ophiuchus 777 ly from Earth. Its surface is about 3,597 K, about 0.6 times the Sun's surface temperature, and it shines at 142× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 777 years ago.

777 lybrightness mag 6.35K5

Also catalogued as HIP 80610

3,597 K
temperature
6.35
apparent magnitude
142× ☉
luminosity vs Sun
K5
spectral type
Distance & comparison with our Sun
777 years
at light speed from Earth
0.62×
as hot as the Sun
142×
the Sun's light output
-0.53
absolute magnitude
Explore from here · roam the neighborhood
HD 148390M-type
Sky regionOphiuchusthis direction
StarHD 14674038 ly
Star47 Ser110 ly
StarHD 145050150 ly
StarSabikstar
StarZeta Ophstar
Nearest stars
Bright stars in Ophiuchus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Ophiuchus

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.