K-type star · orange dwarf

HR 9038

HR 9038 is an orange dwarf in the constellation Cepheus 35.5 ly from Earth. Its surface is about 4,799 K, about 0.8 times the Sun's surface temperature, and it shines at 0.30× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 36 years ago.

35.5 lybrightness mag 6.36K3V

Also catalogued as HD 223778 · HIP 117712 · Gliese Gl 909A

4,799 K
temperature
6.36
apparent magnitude
0.30× ☉
luminosity vs Sun
K3V
spectral type
Distance & comparison with our Sun
36 years
at light speed from Earth
0.83×
as hot as the Sun
0.30×
the Sun's light output
6.17
absolute magnitude
Explore from here · roam the neighborhood
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.4To see it 50 mm binocularsLook toward Cepheus

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.