K-type star · orange

HR 1837

HR 1837 is an orange in the constellation Orion 542 ly from Earth. Its surface is about 4,158 K, about 0.7 times the Sun's surface temperature, and it shines at 78.85× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 542 years ago.

542 lybrightness mag 6.21K2IIIvar

Also catalogued as HD 36217 · HIP 25785

4,158 K
temperature
6.21
apparent magnitude
78.85× ☉
luminosity vs Sun
K2IIIvar
spectral type
Distance & comparison with our Sun
542 years
at light speed from Earth
0.72×
as hot as the Sun
78.85×
the Sun's light output
0.11
absolute magnitude
Explore from here · roam the neighborhood
HR 1837K-type
Sky regionOrionthis direction
StarHR 172439 ly
Star52 Ori47 ly
Star31 Ori59 ly
StarHatysastar
StarTabitstar
Nearest stars
Bright stars in Orion
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.2To see it 50 mm binocularsLook 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.