B-type star · blue-white star

Psi¹ Ori

Psi¹ Ori is a blue-white star in the constellation Orion 1,039 ly from Earth. Its surface is about 13,585 K, about 2.4 times the Sun's surface temperature, and it shines at 977× the Sun's brightness. At magnitude 4.9 it is bright enough to see with the naked eye; the light you see left it 1,039 years ago.

1,039 lybrightness mag 4.89B1V:pe

Also catalogued as HR 1789 · HD 35439 · HIP 25302

13,585 K
temperature
4.89
apparent magnitude
977× ☉
luminosity vs Sun
B1V:pe
spectral type
Distance & comparison with our Sun
1,039 years
at light speed from Earth
2.35×
as hot as the Sun
977×
the Sun's light output
-2.63
absolute magnitude
Explore from here · roam the neighborhood
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.9To see it no equipment neededLook toward Orion

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.