{"id":"ti5jko8","internal_id":"292589a9-b6e6-410c-ad54-5942da9994b3","links":{"img_thumbnail":"https://digital.sciencehistory.org/downloads/deriv/nv23z51/thumb_large_2X?disposition=inline","html_self":"https://digital.sciencehistory.org/works/ti5jko8"},"title":"AAVSO [The American Association of Variable Star Observers] and Variable Star Observing","additional_title":[],"format":["text"],"genre":["Manuscripts"],"medium":[],"extent":["2 pages"],"language":["English"],"provenance":"","subject":["Astronomy","Mattei, Janet A. (Janet Akyüz)","Variable stars","American Association of Variable Star Observers","Variable stars","Pulsating stars","Cataclysmic variable stars"],"department":"Archives","series_arrangement":["Series II: Phoebe Waterman Haas Papers, 1882-2006"],"rights":"http://rightsstatements.org/vocab/InC/1.0/","rights_holder":"The American Association of Variable Star Observers","digitization_funder":"","file_creator":"Auerbach, Jahna","description":"Overview of the American Association of Variable Star Observers (AAVSO) and variable star observing, written by the director of AAVSO, Janet A. Mattei (1943-2004). \n\nJanet Mattei was a Turkish-American Astronomer who studied variable stars and was the director of AAVSO from 1974 through 2004. ","description_html":"<p>Overview of the American Association of Variable Star Observers (AAVSO) and variable star observing, written by the director of AAVSO, Janet A. Mattei (1943-2004). </p>\n\n<p>Janet Mattei was a Turkish-American Astronomer who studied variable stars and was the director of AAVSO from 1974 through 2004. </p>","published_at":"2026-07-31T15:41:51Z","updated_at":"2026-07-31T15:41:51Z","creator":[{"category":"creator_of_work","value":"Mattei, Janet A. (Janet Akyüz)"}],"date_of_work":[{"start":"1990-06","start_qualifier":"","finish":"","finish_qualifier":"","note":"","formatted":"1990-Jun"}],"place":[{"category":"place_of_creation","value":"United States"}],"inscription":[],"related_link":[],"additional_credit":[],"physical_container":{"box":"2","folder":"6","volume":"","part":"","page":"","shelfmark":"","reel":"","formatted":"Box 2, Folder 6"}}