... survey

The object, whose official name is IPHASX J012507.9+635652, is called as "Nebulosa de los Príncipes de Asturias'' after its dedication by the Instituto de Astrofísica de Canarias to the Spanish Princes on the occasion of their wedding, which took place in Madrid on May, 22nd, 2004.

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... exist

An additional very distant PN has been recently found from the IPHAS survey: it is a type II object with ${\rm O/H}=8.5$ and it is very likely located beyond 14 kpc from the Galactic centre (Mampaso et al. 2005).

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