Haro 5-2: A New Pre-Main Sequence Quadruple Stellar System

Bo Reipurth, C. Briceno, T. R. Geballe +9

We have discovered that the Halpha emission line star Haro 5-2, located in the 3-6 Myr old Ori OB1b association, is a young quadruple system. The system has a 2+2 configuration wit…