Breger, MBeck, PLenz, PSchmitzberger, LGuggenberger, EShobbrook, R2015-12-080004-6361http://hdl.handle.net/1885/29017Context. The λ Bootis stars are a small spectroscopic subgroup of Population I A-type stars and show significant underabundances of metals. Many are δ Scuti pulsators. Aims. HD 210111 was selected for a detailed multisite pulsation study to determine whKeywords: Astrophysics; Natural frequencies; Photometry; Space research; Stars: chemically peculiar; Stars: individual: HD 210111; Stars: individual: HD 210571; Stars: oscillations; Stars: variables: ? Sct; Galaxies Stars: chemically peculiar; Stars: individual: HD 210111; Stars: individual: HD 210571; Stars: oscillations; Stars: variables: ? Sct200610.1051/0004-6361:200654572015-12-08