Custos

The modern IAU-star name "Custos" resembles the obsolete Early Modern constellation Custos Messium, the Harvest Keeper.

IAU Working Group on Star Names

The name was discussed and approved by the IAU WGSN in 202x. As this star is already named ..., the WGSN chose ... (not to apply/ to apply the name to a neighbouring star/ to ...) in the IAU-CSN.

Reference

• References (general)
• References (early modern)
• Ian Ridpath's website (Star Tales )