Puzzling radial gradients of K-band absorption features in the giant elliptical galaxy M87

F. La Barbera, A. Vazdekis, A. Pasquali +8

We present new K-band spectroscopy for the giant elliptical galaxy M87 in the Virgo cluster, taken with the LUCI spectrograph at the Large Binocular Telescope (LBT). The new data a…