[ { "id": "authors:7eqet-7ef38", "collection": "authors", "collection_id": "7eqet-7ef38", "cite_using_url": "https://resolver.caltech.edu/CaltechAUTHORS:20210120-145942312", "type": "book_section", "title": "A solar feed for NEID", "book_title": "Ground-based and Airborne Instrumentation for Astronomy VIII", "author": [ { "family_name": "Lin", "given_name": "Andrea", "orcid": "0000-0002-9082-6337", "clpid": "Lin-Andrea-S-J" }, { "family_name": "Bender", "given_name": "Chad F.", "orcid": "0000-0003-4384-7220", "clpid": "Bender-Chad-F" }, { "family_name": "Ford", "given_name": "Eric", "clpid": "Ford-Eric" }, { "family_name": "Guo", "given_name": "Zhao", "orcid": "0000-0002-0951-2171", "clpid": "Guo-Zhao" }, { "family_name": "Halverson", "given_name": "Samuel", "orcid": "0000-0003-1312-9391", "clpid": "Halverson-Samuel-P" }, { "family_name": "Hearty", "given_name": "Fred", "orcid": "0000-0002-1664-3102", "clpid": "Hearty-Frederick-R" }, { "family_name": "Hunting", "given_name": "Emily", "clpid": "Hunting-Emily" }, { "family_name": "Kanodia", "given_name": "Shubham", "orcid": "0000-0001-8401-4300", "clpid": "Kanodia-Shubham" }, { "family_name": "Kaplan", "given_name": "Kyle", "orcid": "0000-0001-6909-3856", "clpid": "Kaplan-Kyle-F" }, { "family_name": "Mahadevan", "given_name": "Suvrath", "orcid": "0000-0001-9596-7983", "clpid": "Mahadevan-Suvrath" }, { "family_name": "McElwain", "given_name": "Michael W.", "orcid": "0000-0003-0241-8956", "clpid": "McElwain-Michael-W" }, { "family_name": "Monson", "given_name": "Andrew", "orcid": "0000-0002-0048-2586", "clpid": "Monson-Andrew-J" }, { "family_name": "Ninan", "given_name": "Joe", "orcid": "0000-0001-8720-5612", "clpid": "Ninan-Joe-P" }, { "family_name": "Nitroy", "given_name": "Colin", "orcid": "0000-0001-5747-5064", "clpid": "Nitroy-Colin" }, { "family_name": "Rajagopal", "given_name": "Jayadev", "clpid": "Rajagopal-Jayadev-K" }, { "family_name": "Ramsey", "given_name": "Lawrence", "orcid": "0000-0002-4289-7958", "clpid": "Ramsey-Lawrence-W" }, { "family_name": "Robertson", "given_name": "Paul", "orcid": "0000-0003-0149-9678", "clpid": "Robertson-Paul-M" }, { "family_name": "Roy", "given_name": "Arpita", "orcid": "0000-0001-8127-5775", "clpid": "Roy-Arpita" }, { "family_name": "Schwab", "given_name": "Christian", "orcid": "0000-0002-4046-987X", "clpid": "Schwab-Christian" }, { "family_name": "Stefansson", "given_name": "Gudmundur", "orcid": "0000-0001-7409-5688", "clpid": "Stefansson-Gudmundur-K" }, { "family_name": "Stevens", "given_name": "Daniel J.", "orcid": "0000-0002-5951-8328", "clpid": "Stevens-Daniel-J" }, { "family_name": "Terrien", "given_name": "Ryan", "orcid": "0000-0002-4788-8858", "clpid": "Terrien-Ryan-C" }, { "family_name": "Wright", "given_name": "Jason", "orcid": "0000-0001-6160-5888", "clpid": "Wright-Jason-T" } ], "contributor": [ { "family_name": "Evans", "given_name": "Christopher J.", "clpid": "Evans-Christopher-J" }, { "family_name": "Bryant", "given_name": "Julia J.", "clpid": "Bryant-Julia-J" }, { "family_name": "Motohara", "given_name": "Kentaro", "clpid": "Motohara-Kentaro" } ], "abstract": "NEID is a radial velocity (RV) instrument including an ultra-stabilized fiber-fed spectrograph, installed in 2019 at the 3.5m WIYN telescope at Kitt Peak National Observatory. Accompanying it is a solar feed system built to supply the spectrograph with disk-integrated sunlight. Observing the Sun \"as a star\" is essential for developing and validating mitigation strategies for RV variations due to stellar activity and instrument systematics, thus enabling more-effective detections of lower-mass exoplanets. In this paper, we will detail the design of the NEID solar feed system and showcase early results addressing NEID systematics and solar RV variability.", "doi": "10.1117/12.2561520", "isbn": "9781510636811", "publisher": "Society of Photo-Optical Instrumentation Engineers", "place_of_publication": "Bellingham, WA", "publication_date": "2020-12-13", "pages": "Art. No. 114473L" }, { "id": "authors:ec9k3-0kk81", "collection": "authors", "collection_id": "ec9k3-0kk81", "cite_using_url": "https://resolver.caltech.edu/CaltechAUTHORS:20210112-102626828", "type": "book_section", "title": "The NEID spectrometer: fibre injection system design", "book_title": "Ground-based and Airborne Instrumentation for Astronomy VIII", "author": [ { "family_name": "Schwab", "given_name": "Christian", "orcid": "0000-0002-4046-987X", "clpid": "Schwab-Christian" }, { "family_name": "Monson", "given_name": "Andrew J.", "orcid": "0000-0002-0048-2586", "clpid": "Monson-Andrew-J" }, { "family_name": "Kanodia", "given_name": "Shubham", "orcid": "0000-0001-8401-4300", "clpid": "Kanodia-Shubham" }, { "family_name": "Lubar", "given_name": "Emily", "orcid": "0000-0003-0790-7492", "clpid": "Lubar-Emily" }, { "family_name": "Lin", "given_name": "Andrea S. J.", "orcid": "0000-0002-9082-6337", "clpid": "Lin-Andrea-S-J" }, { "family_name": "Nitroy", "given_name": "Colin", "clpid": "Nitroy-Colin" }, { "family_name": "Halverson", "given_name": "Samuel", "orcid": "0000-0003-1312-9391", "clpid": "Halverson-Samuel-P" }, { "family_name": "Gong", "given_name": "Qian", "clpid": "Gong-Qian" }, { "family_name": "Terrien", "given_name": "Ryan C.", "orcid": "0000-0002-4788-8858", "clpid": "Terrien-Ryan-C" }, { "family_name": "Ninan", "given_name": "Joe P.", "orcid": "0000-0001-8720-5612", "clpid": "Ninan-Joe-P" }, { "family_name": "Bender", "given_name": "Chad", "orcid": "0000-0003-4384-7220", "clpid": "Bender-Chad-F" }, { "family_name": "Blake", "given_name": "Cullen", "orcid": "0000-0002-6096-1749", "clpid": "Blake-Cullen-H" }, { "family_name": "Hearty", "given_name": "Frederick R.", "clpid": "Hearty-Frederick-R" }, { "family_name": "Mahadevan", "given_name": "Suvrath", "orcid": "0000-0001-9596-7983", "clpid": "Mahadevan-Suvrath" }, { "family_name": "McElwain", "given_name": "Michael W.", "orcid": "0000-0003-0241-8956", "clpid": "McElwain-Michael-W" }, { "family_name": "Robertson", "given_name": "Paul M.", "clpid": "Robertson-Paul-M" }, { "family_name": "Roy", "given_name": "Arpita", "orcid": "0000-0001-8127-5775", "clpid": "Roy-Arpita" }, { "family_name": "Stef\u00e1nsson", "given_name": "Gu\u00f0mundur", "clpid": "Stef\u00e1nsson-Gu\u00f0mundur-K" } ], "contributor": [ { "family_name": "Evans", "given_name": "Christopher J.", "clpid": "Evans-Christopher-J" }, { "family_name": "Bryant", "given_name": "Julia J.", "clpid": "Bryant-Julia-J" }, { "family_name": "Motohara", "given_name": "Kentaro", "clpid": "Motohara-Kentaro" } ], "abstract": "NEID is a high resolution echelle spectrograph designed to enable extremely precise Doppler radial velocity observations of stars in the 380-930nm wavelength range1. It has recently been installed at the 3.5m WIYN telescope at Kitt Peak National Observatory, and is currently being commissioned. The design is based on a white pupil layout with a monolithic parabolic primary mirror and a 195mm pupil size on the R4 Echelle grating. Here we describe the optical and mechanical design, assembly, and alignment of the fiber injection system which converts the native focal ratio of the sky, calibration, and science fibers to the focal ratio required to form the 195mm collimated beam.", "doi": "10.1117/12.2563248", "isbn": "9781510636811", "publisher": "Society of Photo-Optical Instrumentation Engineers (SPIE)", "place_of_publication": "Bellingham, WA", "publication_date": "2020-12-13", "pages": "Art. No. 114474L" } ]