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- W4287868824 abstract "We present an updated O-C diagram of the light-time variations of the eclipsing binary (component B) in the system QZ Carinae as it moves in the long-period orbit around the non-eclipsing pair (component A). This includes new Variable Stars South members' measures from 2017 to 2019, BRITE satellite observations in 2017 and 2018, and 100 previously unpublished measures made at Auckland Observatory from 1974 to 1978. We conclude that QZ Carinae has not yet completed one orbit of the two pairs since discovery in 1971. The duration of totality of primary eclipses was measured to be 0.295 +/- 0.02 day (7.08 +/-0.48 hours), rather longer than earlier values from light curve models. Other observational findings include the shape of primary and secondary eclipses and small-scale short-term brightness changes." @default.
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- W4287868824 date "2020-02-11" @default.
- W4287868824 modified "2023-09-25" @default.
- W4287868824 title "QZ Carinae Orbit of the Two Binary Pairs" @default.
- W4287868824 doi "https://doi.org/10.48550/arxiv.2002.04266" @default.
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