Spectrum of a QSO with redshift 3.8

Creators: Sargent, Wallace L. W.; Filippenko, Alexei V.; Steidel, Charles C.; Hazard, Cyril; McMahon, Richard G.

Abstract

Hazard et al. have described the circumstances leading to the identification of a quasi-stellar object (QSO) (1208 + 1011) with z = 3.82 ± 0.04. Here we present a moderate-resolution optical spectrum of this object. Its precise redshift, z = 3.803 ± 0.005, is the highest ever recorded.

Additional Information

© Nature Publishing Group 1986. Received 18 February; accepted 9 May 1986. We thank J. Henning, C. Price, S. Staples and D. Tennant for assistance at Palomar Observatory. This research was supported by NSF grant AST84-16704 (W.L.W.S.) and by the Miller Institute for Basic Research in Science (A.V.F.).

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Resource type: Journal Article
Publisher: Nature Publishing Group
Published in: Nature, 322(6074), 40-42, ISSN: 0028-0836.

Created:: August 19, 2023
Modified:: October 20, 2023