K-type star · orange

HR 9021

HR 9021 is an orange in the constellation Aquarius 392 ly from Earth. Its surface is about 4,285 K, about 0.7 times the Sun's surface temperature, and it shines at 41.27× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 392 years ago.

392 lybrightness mag 6.21K1/K2III

Also catalogued as HD 223428 · HIP 117494

4,285 K
temperature
6.21
apparent magnitude
41.27× ☉
luminosity vs Sun
K1/K2III
spectral type
Distance & comparison with our Sun
392 years
at light speed from Earth
0.74×
as hot as the Sun
41.27×
the Sun's light output
0.81
absolute magnitude
Explore from here · roam the neighborhood
HR 9021K-type
Sky regionAquariusthis direction
StarHD 22212520 ly
Star106 Aqr23 ly
StarHR 894632 ly
StarSadalsuudstar
StarSadalmelikstar
Nearest stars
Bright stars in Aquarius
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.2To see it 50 mm binocularsLook toward Aquarius

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.