Image Details
Caption: Figure 1.
GEMINI/IGRINS H-band (top) and K-band (bottom) IGRINS high-resolution spectrum of the star LHA 115-S 18. Positions of the CO band heads, Pfund emission lines, and He I lines are marked with ticks and labeled. We also indicate the identified metallic emission lines.
© 2026. The Author(s). Published by the American Astronomical Society.