Astronomers Use Image to Measure Star's Mass
The distance to the lensing object is 1,800 light-years (550pc). The distance to the object being lensed is that of the LMC: 160,000 light-years (50 kiloparsecs).
This image was created from HST observations from proposal 9394: K. Cook, A. Drake, and S. Keller (Lawrence Livermore National Lab), and C. Nelson (UC Berkeley). The science team for this image release includes A. Gould (OSU), D. Bennett (U. Notre Dame) and D. Alves (Columbia U).
F606W (V) and F814W (I)