M27, the Dumb Bell Nebula

Posted on August 14, 2015 by ST Editors

by Robert Vanderbei

m27-RL_Gamma05_LRGB_917x691

M27, the Dumb Bell Nebula 21:14 EDT July 23, 2006. Starlight Express SXV-H9 on 10″ RCOS at f/9. Ha = 64 min, O-III = 96 min L = Ha+OIII, R = Ha, G = O-III, B = O-III (guided 4-minute subexposures). Richardson-Lucy deconv, Gamma stretch. Credit: Robert Vanderbei: http://www.princeton.edu/~rvdb/images/NJP/m27.html

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