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A Substantial Dust Disk Surrounding an Actively Accreting First-Ascent Giant Star

  • Authors: C. Melis, B. Zuckerman, Inseok Song, Joseph H. Rhee, and Stanimir Metchev

MELIS et al. 2009 The Astrophysical Journal 696 1964.

  • Provider: AAS Journals

Caption: Figure 3.

KAST blue side spectra of TYC 4144 329 1 and HD 171994 with spectral resolutions of ~3.4 and ~6.5 Å, respectively. Adverse conditions present during the acquisition of each spectrum (see Section 2 and Table 1) could have potentially affected the spectral calibrations. Although the spectral slopes are not identical, we find that line strengths, in particular the gravity-sensitive CN and CH bands, are.

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