leda Compilation of diameters site

| HyperLeda home | Documentation | Search by name | Search near a position | Define a sample | SQL Search |

Search the diameters compilation

This catalogue (table a106 in the database) presents the compilation of apparent diameters of galaxies. They are collected from the litterature and from surveys and are not corrected for Galactic extinction or for any other effect.

These raw diameters are used to derive

They are also used for evaluating the mean surface brightnesses and corrections in the computation of some other mean parameters. See also the article on size of galaxies from the NED knowledge database (Level 5).

Statistics of the compilation of diameters

The first ten sources of diameters