jgsimbad on 24-May-2024 03:47:59 GMT about HD 81212
This is a visual binary consisting of four stars.
One of the AB pair, probably the brighter of the two, is a rotational variable of 5.03 day period according to TESS data.
The C star (LDS 3888C) is an eclipsing binary of type EA and 2.712154 day period with a primary minimum of 1.0 V amplitude and a secondary minimum of 0.3 V.
Reference
https://ui.adsabs.harvard.edu/abs/2021JDSO...17..137G/abstract
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View annotation on HD 81212 object