Hey you! Yes, you! Thank you for adding beauty to the world!
Definitions of pernoctation:
noun: (uncountable) The action of abiding through the night at a location; (countable) an instance of this; an overnight stay.
noun: (uncountable) The action of walking about at night, especially as a vigil or watch; (countable) an instance of this.
noun: (countable, religion, chiefly Christianity, obsolete) A religious watch kept during normal sleeping hours, during which prayers or other ceremonies are performed; a vigil.