About: http://webisa.webdatacommons.org/222047553

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	Probably better for focusing the Moon and other Planets is the Hartmann Mask.
http://www.w3.org/ns/prov#wasQuotedFrom	cloudynights.com