B-type star · blue-white star
Imai
Imai is a blue-white star in the constellation Crux 345 ly from Earth. Its surface is about 13,418 K, about 2.3 times the Sun's surface temperature, and it shines at 747× the Sun's brightness. At magnitude 2.8 it is bright enough to see with the naked eye; the light you see left it 345 years ago.
Also catalogued as Delta Cru · HR 4656 · HD 106490 · HIP 59747
13,418 K
temperature
2.79
apparent magnitude
747× ☉
luminosity vs Sun
B2IV
spectral type
Distance & comparison with our Sun
345 years
at light speed from Earth
2.32×
as hot as the Sun
747×
the Sun's light output
-2.33
absolute magnitude
Explore from here · roam the neighborhood
Nearest stars
Can you see it tonight?
VISIBLE TO THE NAKED EYE
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.