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	THE ASTROPHYSICAL JOURNAL
                                                                                                  
    	ROBERT C. KENNICUTT, JR., EDITOR IN CHIEF
    	PUBLISHED BY THE UNIVERSITY OF CHICAGO PRESS
    	FOR THE AMERICAN ASTRONOMICAL SOCIETY


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	Information about Images
                                 
	"Metastudy of the Spiral Structure of Our Home Galaxy" 
	Jacques P. Vallée

	ApJ 2002 Feb 10 - Vol. 566, No. 1, Part 1   

	Fig. 2 Model of logarithmic spiral arms, using the
        results of this metastudy (p = 12 degrees inward, m = 4). 
        The logarithmic model was fitted to the Galactic longitude
        values of the tangents to the observed spiral arms as
        seen from the Sun. The Sun is shown by a circled dot,
        with the SunGC distance taken as 7.2 kpc (y-axis). A
        central bar extends radially from the GC to 3 kpc,
        inclined clockwise at an angle of 20 degrees to the SunGC
        line. Dots show concentric circles around the GC, at a
        Galactic radius r = 1, 3, 5, 7, 9, 11, 13 kpc.