Origin of the high-mass X-ray binary 4U 2206+54/BD +53 2790 in a supernova 2.8 Myr ago
Traceback motion of high-mass X-ray binary 4U 2206+54/BD +53 2790 and BD+23 2820 to the Cep OB1 association, where a supernova in a binary star happened 2.8 million years ago.
