... They had to be installed at the time of building construction before the concrete was poured - adding them later would have been too disruptive, in terms of jack-hammering concrete and creating too much dust while we were trying to observe. ...
... The enclosure is constructed from a series of aluminum plates that provide mounting features, structural stiffness, and protection from dust and stray light. ...
... have independent measures of Teff , log(g), and [Fe/H], in this case we let those three parameters vary, along with AV and d , although we limit the maximal value of AV to 0.04 mag, which is the line-ofsight value based on the dust maps in Schlegel et al ...