Constraining the Milky Way potential with a 6-D phase-space map of the GD-1 stellar stream

Sergey E. Koposov, Hans-Walter Rix, David W. Hogg

The narrow GD-1 stream of stars, spanning 60 deg on the sky at a distance of ~10 kpc from the Sun and ~15 kpc from the Galactic center, is presumed to be debris from a tidally disr…