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Rotational Studies of Late‐Type Stars. VII. M34 (NGC 1039) and the Evolution of Angular Momentum and Activity in Young Solar‐Type Stars

  • Authors: David R. Soderblom, Burton F. Jones, and Debra Fischer

Soderblom, Jones, & Fischer 2001 The Astrophysical Journal 563 334.

  • Provider: AAS Journals

Caption: Fig. 5.

Normalized indices of Ca II IRT emission, ﹩R_{8498}﹩, vs. ﹩R_{\mathrm{H}\,\alpha }﹩ for stars in M34. As expected, the two quantities are well correlated overall, but the correlation breaks down among the weak emitters.

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