Pa 13 contains a detached double-degenerate binary of two hot pre-white dwarfs with dynamical masses 0.41 and 0.39 solar masses, offering the strongest evidence yet for planetary nebulae around post-RGB stars via either double-core evolution or CE-induced rejuvenation.
Title resolution pending
2 Pith papers cite this work. Polarity classification is still indexing.
years
2026 2verdicts
UNVERDICTED 2representative citing papers
A phase-coherent 20-year timing solution for PSR J1905+0154A yields precise spin, orbital and astrometric parameters, identifies a helium white dwarf companion of 0.17-0.19 solar masses, and indicates the system may be unbound from NGC 6749.
citing papers explorer
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Two hot pre-white dwarfs inside the red-giant-branch planetary nebula Pa 13 -- Double core evolution or common envelope-induced rejuvenation?
Pa 13 contains a detached double-degenerate binary of two hot pre-white dwarfs with dynamical masses 0.41 and 0.39 solar masses, offering the strongest evidence yet for planetary nebulae around post-RGB stars via either double-core evolution or CE-induced rejuvenation.
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The one and the only: the pulsar - white dwarf system in NGC 6749
A phase-coherent 20-year timing solution for PSR J1905+0154A yields precise spin, orbital and astrometric parameters, identifies a helium white dwarf companion of 0.17-0.19 solar masses, and indicates the system may be unbound from NGC 6749.