ST Andromeda is the small red star in the middle of the image. It is listed in SIMBAD as a pulsating carbon star of the spectral type C5,4e_MS3. Visually, it is observed to be a classic deep-hued carbon star.

ST Andromedae is a semi-regular variable that ranges in visual magnitude from 7.70 to 11.8. It too faint to be seen by the naked eye and a telescope is required to view this star.

The star is 1861.8507 parsecs from us which means it is roughly 6072.5448 light years away.