A-type star · white star

HR 3689

645 lybrightness mag 6.40A2IV

Also catalogued as HD 80064 · HIP 45614

9,076 K

temperature

6.40

apparent magnitude

93.67× ☉

luminosity vs Sun

A2IV

spectral type

Distance & comparison with our Sun

645 years

at light speed from Earth

1.57×

as hot as the Sun

93.67×

the Sun's light output

-0.08

absolute magnitude

Explore from here · roam the neighborhood

HR 3689A-type

Sky regionCancerthis direction

StarAsellus Australisstar

Nearest stars

82Pi 2Cnc →53 ly apart
HR 3599 →64 ly apart
7 Leo →72 ly apart
60 Cnc →81 ly apart
16Psi Leo →82 ly apart
HR 3577 →93 ly apart

Bright stars in Cancer

Tarf →mag 3.5
Asellus Australis →mag 3.9
48Iot Cnc →mag 4.0
Acubens →mag 4.3
Asellus Borealis →mag 4.7
Tegmine →mag 4.7
18Chi Cnc →mag 5.1
8 Cnc →mag 5.1

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.4To see it 50 mm binocularsLook toward Cancer

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.