Fig. 10 from Hubble Space Telescope Observations of the Main Sequence of M4

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Hubble Space Telescope Observations of the Main Sequence of M4

Authors: H. B. Richer, G. G. Fahlman, J. Brewer, S. Davis, J. Kalirai, P. B. Stetson, B. M. S. Hansen, R. M. Rich, R. A. Ibata, B. K. Gibson, and M. Shara

Richer et al. 2004 The Astronomical Journal 127 2771.

Provider: AAS Journals

Caption: Fig. 10.

M4 surface brightness profile defined by counts of stars with V < 16 (symbols with error bars) compared with the profile of a corresponding mass class from the MMK model adopted here. The best fit occurs for a scale radius, r_s = 55^{﹩\arcsec﹩}.

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