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${{\mathit D}_{{{s1}}}{(2536)}^{\pm}}$ MASS

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M121M

The fit includes ${{\mathit D}^{\pm}}$, ${{\mathit D}^{0}}$, ${{\mathit D}_{{{s}}}^{\pm}}$, ${{\mathit D}^{*\pm}}$, ${{\mathit D}^{*0}}$, ${{\mathit D}_{{{s}}}^{*\pm}}$, ${{\mathit D}_{{{1}}}{(2420)}^{0}}$, ${{\mathit D}_{{{2}}}^{*}{(2460)}^{0}}$, and ${{\mathit D}_{{{s1}}}{(2536)}^{\pm}}$ mass and mass difference measurements.

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 2535.11 \pm0.06}$ OUR FIT $\bf{ 2535.21 \pm0.28}$ OUR AVERAGE $2537.7$ $\pm0.5$ $\pm3.1$ 24 1 ABLIKIM 2019 P BES3 4.6 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}_{{{s}}}^{+}}{{\overline{\mathit D}}^{0}}{{\mathit K}^{-}}$ $2535.7$ $\pm0.6$ $\pm0.5$ 46 2 ABAZOV 2009 G D0 ${{\mathit B}_{{{s}}}^{0}}$ $\rightarrow$ ${{\mathit D}_{{{s1}}}^{-}}{{\mathit \mu}^{+}}{{\mathit \nu}_{{{\mu}}}}{{\mathit X}}$ $2534.78$ $\pm0.31$ $\pm0.40$ 182 AUBERT 2008 B BABR ${{\mathit B}}$ $\rightarrow$ ${{\overline{\mathit D}}^{(*)}}{{\mathit D}^{*}}{{\mathit K}}$ $2534.6$ $\pm0.3$ $\pm0.7$ 193 AUBERT 2006 P BABR 10.6 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}_{{{s}}}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit X}}$ $2535.3$ $\pm0.7$ 92 3 HEISTER 2002 B ALEP ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{*+}}{{\mathit K}^{0}}{{\mathit X}}$, ${{\mathit D}^{*0}}{{\mathit K}^{+}}{{\mathit X}}$ $2534.2$ $\pm1.2$ 9 ASRATYAN 1994 BEBC ${{\mathit \nu}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit D}^{*}}{{\mathit K}^{0}}$ X, ${{\mathit D}^{*0}}{{\mathit K}^{\pm}}$ X $2535$ $\pm0.6$ $\pm1$ 75 FRABETTI 1994 B E687 ${{\mathit \gamma}}$ ${}^{}\mathrm {Be}$ $\rightarrow$ ${{\mathit D}^{*+}}{{\mathit K}^{0}}$ X, ${{\mathit D}^{*0}}{{\mathit K}^{+}}$ X $2535.2$ $\pm0.5$ $\pm1.5$ 28 ALBRECHT 1992 R ARG 10.4 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{*0}}{{\mathit K}^{+}}$ X $2536.6$ $\pm0.7$ $\pm0.4$ AVERY 1990 CLEO ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{*+}}{{\mathit K}^{0}}$ X $2535.9$ $\pm0.6$ $\pm2.0$ ALBRECHT 1989 E ARG ${{\mathit D}_{{{s1}}}^{*}}$ $\rightarrow$ ${{\mathit D}^{*}{(2010)}}{{\mathit K}^{0}}$ • • We do not use the following data for averages, fits, limits, etc. • • $2534.1$ $\pm0.6$ 116 4 AUSHEV 2011 BELL ${{\mathit B}}$ $\rightarrow$ ${{\mathit D}_{{{s1}}}{(2536)}^{+}}{{\mathit D}^{(*)}}$ $2535.08$ $\pm0.01$ $\pm0.15$ 8038 5 LEES 2011 B BABR 10.6 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{*+}}{{\mathit K}_S^0}$ ${{\mathit X}}$ $2535.57$ ${}^{+0.44}_{-0.41}$ $\pm0.10$ 236 6 CHEKANOV 2009 ZEUS ${{\mathit e}^{\pm}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit D}^{*+}}{{\mathit K}_S^0}$ ${{\mathit X}}$, ${{\mathit D}^{*0}}{{\mathit K}^{+}}{{\mathit X}}$ $2535.3$ $\pm0.2$ $\pm0.5$ 134 7 ALEXANDER 1993 CLE2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{*0}}{{\mathit K}^{+}}$ X $2534.8$ $\pm0.6$ $\pm0.6$ 44 8 ALEXANDER 1993 CLE2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{*+}}{{\mathit K}^{0}}$ X $2535 \pm28$ 9 ASRATYAN 1988 HLBC ${{\mathit \nu}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit D}_{{{s}}}}{{\mathit \gamma}}{{\mathit \gamma}}$ X 1  From a fit of the ${{\mathit D}_{{{s}}}^{+}}$ recoil mass distribution with an incoherent sum of the ${\mathit S}{\mathrm -wave}$ and ${\mathit D}{\mathrm -wave}$ Breit-Wigner line shapes. 2  Using the ${{\mathit D}^{*}{(2010)}^{\pm}}$ mass of $2010.0$ $\pm0.4$ MeV from PDG 2006. 3  Calculated using ${\mathit m}_{\mathrm {}}({{\mathit D}^{*}{(2010)}^{\pm}}$) = $2010.0$ $\pm0.5$ MeV, ${\mathit m}_{\mathrm {}}({{\mathit D}^{*}{(2007)}^{0}}$) = $2006.7$ $\pm0.5$ MeV, and the mass difference below. 4  Systematic uncertainties not evaluated. 5  Calculated using the mass difference ${\mathit m}_{\mathrm {}}({{\mathit D}_{{{s1}}}^{+}})−$ ${\mathit m}_{\mathrm {}}({{\mathit D}^{*+}})_{PDG}$ below and ${\mathit m}_{\mathrm {}}({{\mathit D}^{*+}})_{PDG}$ = $2010.25$ $\pm0.14$ MeV. Assuming ${\mathit S}{\mathrm -wave}$ decay of the ${{\mathit D}_{{{s1}}}{(2536)}}$ to ${{\mathit D}^{*+}}{{\mathit K}_S^0}$ , using a Breit-Wigner line shape corresponding to L=0. 6  Calculated using the mass difference $\mathit m({{\mathit D}_{{{s1}}}^{+}}$) $−$ $\mathit m({{\mathit D}^{*+}})_{PDG}$ reported below and $\mathit m({{\mathit D}^{*+}})_{PDG}$ = $2010.27$ $\pm0.17$ MeV. 7  Calculated using ${\mathit m}_{\mathrm {}}({{\mathit D}^{*}{(2007)}^{0}})=2006.6$ $\pm0.5$ MeV and the mass difference below. 8  Calculated using ${\mathit m}_{\mathrm {}}({{\mathit D}^{*}{(2010)}^{\pm}})=2010.1$ $\pm0.6$ MeV and the mass difference below. 9  Not seen in ${{\mathit D}^{*}}{{\mathit K}}$.

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