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A search for extremely red stars on the palomar observatory sky survey. II. Examination for light variability
Author(s) -
Friedemann C.,
Gürtler J.,
Pfau W.
Publication year - 1977
Publication title -
astronomische nachrichten
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.394
H-Index - 63
eISSN - 1521-3994
pISSN - 0004-6337
DOI - 10.1002/asna.19772980609
Subject(s) - sky , observatory , stars , astronomy , physics , astrophysics
The extremely red stars discovered on some Palomar Sky Survey prints in an earlier paper were investigated for variability. Four certain and one probable variables were found.