K-type star · orange

Upsilon Gem

Upsilon Gem is an orange in the constellation Gemini 271 ly from Earth. Its surface is about 3,734 K, about 0.6 times the Sun's surface temperature, and it shines at 143× the Sun's brightness. At magnitude 4.1 it is bright enough to see with the naked eye; the light you see left it 271 years ago.

271 lybrightness mag 4.06K5III

Also catalogued as HR 2905 · HD 60522 · HIP 36962

3,734 K
temperature
4.06
apparent magnitude
143× ☉
luminosity vs Sun
K5III
spectral type
Distance & comparison with our Sun
271 years
at light speed from Earth
0.65×
as hot as the Sun
143×
the Sun's light output
-0.54
absolute magnitude
Explore from here · roam the neighborhood
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.1To see it no equipment neededLook toward Gemini

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.