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arxiv: 1904.00331 · v1 · pith:XYCZZLVLnew · submitted 2019-03-31 · 🌌 astro-ph.SR · astro-ph.HE

Detection of the PSR J1741+1351 white dwarf companion with the Gran Telescopio Canarias

classification 🌌 astro-ph.SR astro-ph.HE
keywords companiondwarfj1741whiteapproxcanariasdetectiongran
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We report detection of the binary companion to the millisecond pulsar J1741+1351 with the Gran Telescopio Canarias. The optical source position coincides with the pulsar coordinates and its magnitudes are g' = 24.84(5), r' = 24.38(4) and i' = 24.17(4). Comparison of the data with the white dwarf evolutionary models shows that the source can be a He-core white dwarf with a temperature of $\approx 6000$ K and a mass of $\approx 0.2$ M$_{\odot}$. The latter is in excellent agreement with the companion mass obtained from the radio timing solution for PSR J1741+1351.

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