When was the sister of Theodora Porphyrogenita died who was reigned as Byzantine Empress alongside her sister?
Zoë Porphyrogenita Zoë ( "life" ] ; 978 – June 1050) reigned as Byzantine Empress alongside her sister Theodora from April 19 to June 11, 1042. She was also enthroned as the Empress Consort to a series of co-rulers beginning with Romanos III in 1028 until her death in 1050 while married to Constantine IX.
Pulcheria (daughter of Theodosius I) Aelia Pulcheria (385–386) was the daughter of Roman Emperor Theodosius I and Roman Empress Aelia Flaccilla. This Pulcheria apparently died in childhood, and is not to be confused with her more famous niece of the same name.