A-type star · white star

Delta Ser

Delta Ser is a white star in the constellation Serpens 228 ly from Earth. Its surface is about 7,671 K, about 1.3 times the Sun's surface temperature, and it shines at 129× the Sun's brightness. At magnitude 3.8 it is bright enough to see with the naked eye; the light you see left it 228 years ago.

228 lybrightness mag 3.80F0IV

Also catalogued as HR 5788 · HD 138917 · HIP 76276

7,671 K
temperature
3.80
apparent magnitude
129× ☉
luminosity vs Sun
F0IV
spectral type
Distance & comparison with our Sun
228 years
at light speed from Earth
1.33×
as hot as the Sun
129×
the Sun's light output
-0.42
absolute magnitude
Explore from here · roam the neighborhood
Delta SerA-type
Sky regionSerpensthis direction
Star16 Ser4.1 ly
StarChi Ser14 ly
StarUpsilon Ser29 ly
StarUnukalhaistar
StarEta Serstar
Nearest stars
Bright stars in Serpens
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 3.8To see it no equipment neededLook toward Serpens

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.