NOAO >   Observing Info >   Approved Programs >   2019B-0915

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Program Information for 2019B-0915


PI: Catherine A Pilachowski, Indiana U., catyp@astro.indiana.edu
Address: Astronomy Department, 727 E 3rd Street, Bloomington, IN 47405-7105 USA

Title: H-alpha emission in M15 giants

Abstract: Three giant stars on the blue side of the red giant branch in M15 show emission in the wings of H-alpha. Monitoring the strength of this emission over decades may reveal characteristics of the stars upper atmospheres, providing clues to the source of the emission in these early AGB stars.

Program Type: ITAC

Scheduled Nights:
Run 1 (2019B):  WIYN/HYDRR/HYDRR -- 1n on Sep 07 - Sep 08 2019


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NOAO >   Observing Info >   Approved Programs >   2019B-0915

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