"Early" Hubble types are top, "late" bottom in this diagram. For spirals, "Bar" structures move a galaxy to the right.
As almost all galaxies, the 40 galaxies in Messier's catalog (including the M102 candidate NGC 5866) find their place in the Hubble type diagram, as shown below.
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M110, E6pec | M59, E5 | M49, E4 | M32, cE2 M60, E2 | M87, E1 M105, E1 | M89, E0 | M84, S0+ M86, S0+ M85, S0(s)+ M102/NGC 5866, S0_3 | | +--------+--------+ | | | M104, Sa M65, SABa | | | M81, Sab M94, S(r)ab M77, SABab M90, SABab M64, Sab M96, SABab M98, SABab | | | M31, Sb M58, SABb M91, SBb M88, Sb M66, SABb M95, SBb | | | M63, Sbc M100, SABbc M61, SABbc M109, SBbc M51, Sbc M106, SABbc | | | M74, Sc M99, Sc M83, SABc | | | M33, Scd M101, SABcd M108, SBcd | M82, Ir-II
Last Modification: February 14, 1998