Adela Ringuelet

Adela Emilia Ringuelet (27 March 1930 – 26 April 2023) was an Argentine astrophysicist and astronomer at the Félix Aguilar Observatory in Argentina.^[1][2]

Adela Ringuelet
Died	26 April 2023  La Plata
Spouse(s)	Jorge Sahade

She was a co-founder of the Argentine Astronomical Association (Spanish: Asociación Argentina de Astronomía) and an active member of the International Astronomical Union (IAU), where she had been affiliated with several of its commissions. As of 2017, she was a member of IAU's Division G, "Stars and Stellar Physics". Her research includes more than 100 publications in the field of stellar spectroscopy.^[1][2]

Born in La Plata, Argentina, she studied astronomy at the Escuela Superior de Astronomía y Geofísica with her fellow students Nora Schreiber and Elsa Guttierez. In 1958, she began working at the Félix Aguilar Observatory. She was married^{[citation needed]} to prominent Argentine astrophysicist Jorge Sahade (1915–2012), a director of the La Plata and Cordoba Observatories and former president of the IAU, with whom she published on stellar spectroscopy.^[3][4]

The main-belt asteroid 5793 Ringuelet, discovered by the staff of the Félix Aguilar Observatory at El Leoncito in 1975, was named in her honor.^[1] Naming citation was published on 26 September 2007 (M.P.C. 60727).^[5]

Ringuelet died on 26 April 2023, at the age of 93.^[6]

See also

• 2605 Sahade, main-belt asteroid named after Jorge Sahade