IR image of open cluster M39 in Cygnus, taken with the 2MASS IR telescopes. This is a false-color IR image coding different IR wavelength bands into colors, with coolest/longest red and "hottest" or warmest/shortest blue.

Amateur images of M39

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Hartmut Frommert (spider@seds.org)
Christine Kronberg (smil@lrz.uni-muenchen.de)

Last Modification: 20 Sep 2001, 23:50 MET