Sunspots NOAA 486 and NOAA 484, October 24th, 2003

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The total magnetic field, in gauss, was based on Zeeman splitting of Fe 15648, at the temperature minima position (darkest place) in the sunspot umbrae. 24th October 2003 at McMath-Pierce facility, Kitt Peak. Polarities courtesy Mt. Wilson. Picture by Dr Bill Livingston.

The relative placement of these sunspots on the solar disk can be seen in this image, and a picture without the labels is available here.

Minimum credit line: Bill Livingston/NSO/AURA/NSF (for details see Conditions of Use)