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Studies of NGC 6720 with Calibrated HST/WFC3 Emission-line Filter Images. II. Physical Conditions

  • Authors: C. R. O'Dell, G. J. Ferland, W. J. Henney, and M. Peimbert

O'Dell et al. 2013 The Astronomical Journal 145 93.

  • Provider: AAS Journals

Caption: Figure 5.

Electron densities derived from the [S ii] 671.6 nm and 673.1 nm lines for an assumed electron temperature of 10,000 K are shown form both the X-axis (light line) and Y-axis (heavy line) profiles.

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