Towards a consistent model of the hot quadruple system HD 93206 = QZ Carinæ - I. Observations and their initial analyses

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Fig. 4.

Trailed spectra of all FEROS, BESO, and CHIRON line profiles of the three He spectral lines versus orbital phase, for the 2073419 period (left), with phase zero at RV maximum from solution C of Table 7, and for the 5998682 period (right), with phase zero from ephemeris (2).

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