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High-resolution Near-Infrared Spectroscopy of the B[e] Supergiant LHA 115-S 18: Discovery of Hot Water Vapor Emission

  • Authors: María Laura Arias, Andrea Fabiana Torres, Michaela Kraus, Lydia Sonia Cidale

María Laura Arias et al 2026 The Astrophysical Journal Letters 1000 .

  • Provider: AAS Journals

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.

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