Astrophysics (Index)About

Lockman hole

(region of sky with little Milky-Way neutral hydrogen)

The Lockman hole is a region of the celestial sphere which has little neutral hydrogen within the Milky Way, i.e., fewer than usual HI regions. It is about 15 square degrees in size, with some variation in column density across its expanse. Location:

It of interest for extra-galactic observations that would be affected by such gas.

(Milky Way,clouds,sky)
Further reading:
Coordinates:Lockman hole

Referenced by page:
Spitzer Extragalactic Representative Volume Survey (SERVS)