The Astronomical Journal, 157:81 (11pp), 2019 February https://doi.org/10.3847/1538-3881/aaf890 © 2019. The American Astronomical Society. All rights reserved. The Arecibo Pisces–Perseus Supercluster Survey. I. Harvesting ALFALFA Aileen A. O’Donoghue1 , Martha P. Haynes2 , Rebecca A. Koopmann3, Michael G. Jones4, Riccardo Giovanelli2, Thomas J. Balonek5, David W. Craig6, Gregory L. Hallenbeck7 , G. Lyle Hoffman8 , David A. Kornreich9, Lukas Leisman10, and Jeffrey R. Miller1 1 St. Lawrence University Department of Physics, 23 Romoda Drive, Canton, NY 13617, USA;
[email protected] 2 Cornell Center for Astrophysics and Planetary Science, Space Sciences Building, Cornell University, Ithaca, NY 14853, USA 3 Union College Department of Physics and Astronomy, 807 Union Street, Schenectady, NY 12308, USA 4 Instituto de Astrofísica de Andalucía, CSIC, Glorieta de la Astronomía s/n, E-18008, Granada, Spain 5 Colgate University Department of Physics and Astronomy, 13 Oak Drive Hamilton, NY 13346, USA 6 West Texas A&M University Department of Chemistry and Physics, 2403 Russell Long Boulevard, Canyon, TX 79015, USA 7 Washington & Jefferson College Department of Computing and Information Studies, 60 S. Lincoln Street, Washington, PA 15301, USA 8 Lafayette College Department of Physics, Hugel Science Center, Easton, PA 18045, USA 9 Humboldt State University Department of Physics and Astronomy, 1 Harpst Street, Arcata, CA 95521, USA 10 Valparaiso University Department of Physics and Astronomy, 1610 Campus Drive East, Valparaiso, IN 46383, USA Received 2018 November 7; revised 2018 December 12; accepted 2018 December 13; published 2019 January 29 Abstract We report a multi-objective campaign of targeted 21 cm H I line observations of sources selected from the Arecibo Legacy Fast Arecibo L-band Feed Array (ALFALFA) survey and galaxies identified by their morphological and photometric properties in the Sloan Digital Sky Survey.