Winnecke, August (1835-1897)(7)
Winnecke, August (1835-1897) [vermutlich](2)
Airy, George Biddell (1801-1892)(1)
Argelander, Friedrich Wilhelm August (1799-1875)(1)
Foerster, Wilhelm (1832-1921)(1)
Houzeau, Jean-Charles (1820-1888)(1)
Jordan, Wilhelm (1842-1899)(1)
Lockyer, Norman (1836-1920)(1)