About: http://webisa.webdatacommons.org/113881238

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	For typical seeing conditions, there is a huge difference between a shorter than 1/1000 exposure and a 1/100 exposure time.
http://www.w3.org/ns/prov#wasQuotedFrom	cloudynights.com