That Local Fluff image was APOD Feb 10, 2002. Maybe one of the contact pages reachable from there may lead to an involved scientist who would just love to share his/her expertise and/or graphical and/or other data.

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"Ignorance more frequently begets confidence than does knowledge" -- Charles Darwin
"Your right to hold an opinion is not being contested. Your expectation that it be taken seriously is." -- Jason Thompson
Meet the OOONG TOE.