Stellar models require a convective step-overshoot of 1.2 to match the observed k2 in HD 152248, showing that standard models produce insufficient core-to-envelope density contrast in massive stars.
A., de Koter, A., Bestenlehner, J
2 Pith papers cite this work. Polarity classification is still indexing.
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Only one of 87 LMC blue supergiants shows S Dor-like variability, implying the S Dor phase lasts at most ~1000 years and can occur at low luminosities due to Eddington-limit physics.
citing papers explorer
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The Beauty of k2: Probing Stellar Interiors Using Apsidal Motion. I. The Benchmark Massive Binary HD 152248
Stellar models require a convective step-overshoot of 1.2 to match the observed k2 in HD 152248, showing that standard models produce insufficient core-to-envelope density contrast in massive stars.
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The incidence of LBV variability in the LMC
Only one of 87 LMC blue supergiants shows S Dor-like variability, implying the S Dor phase lasts at most ~1000 years and can occur at low luminosities due to Eddington-limit physics.