2MASS J01020100−7122208, or simply just J01020100−7122208, is a blue straggler located in the constellation of Tucana.
Observation history J01020100−7122208 was first catalogued in the 2 Micron All Sky Survey (2MASS). In 2018, a study was released suggesting that it is a yellow supergiant ejected from the Small Magellanic Cloud. Later studies suggested that it is instead a red giant that was ejected from the Galactic Center. In 2021, another study suggested that it is a halo star which was likely accreted by the Milky Way in the past. The same study also suggests that it is probably an evolved blue straggler.
Physical properties J01020100−7122208's mass and age suggest that it is probably an evolved blue straggler.
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