This catalogue includes those PNe from previous compilations like the Strasbourg-ESO Catalogue of Galactic PNe by Acker et al. (1992) and the Version 2000 of the Catalogue of Galactic PNe by Kohoutek (2001). Moreover, the later catalogues from recent surveys like the Macquarie/AAO/Strasbourg Halpha Planetary NEbula Catalogues (MASH-I, Parker et al. 2006; and MASH-II, Miszalski et al. 2008) and the INT Photometric Halpha Survey (IPHAS, Sabin et al. 2014) are also included. In total, 30 catalogues and/or works have been taking into account.
The output format of the query is an HTML table that contains all the objects accomplishing the requirements. The header of each column provides a brief explanation of its content, by simply placing the mouse over the question mark of the column.