primeval on 27-Dec-2019 07:54:54 GMT about 2MASS J04524567-3608412
This object was found to be an esdL0 subdwarf. It is a wide companion to the esdM1 subdwarf, Gaia DR2 4818823636756117504. This system is the first wide M + L extreme subdwarf binary.
More detailed parameters of this system are available in Table 1 of the discovery paper. Reference:
2019MNRAS.489.1423Z
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View annotation on 2MASS J04524567-3608412 object