5.36
Apparent Mag1,120
Distance (ly)B3IIIp+Be
Spectral Type15,000
Temperature (K)HR 6819 was initially claimed to host the closest black hole to Earth, but further study revealed it is actually a binary with a stripped star.
Stellar Data
Apparent Magnitude5.36
Absolute Magnitude-1.8
Distance1,120 light-years
Spectral TypeB3IIIp+Be
Temperature15,000 K
Luminosity3,000 L☉
Radius3.5 R☉
Mass6.3 M☉
Right Ascension18h 16m 25.5s
Declination-56° 46′ 37.3″
ConstellationTelescopium
Notable Facts
- HR 6819 was initially claimed to host the nearest black hole
- Further study showed it is a binary with a stripped star
- The result highlights how difficult black hole detection can be