International Sun-Earth Explorer 3

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:satellite
gptkbp:alsoKnownAs	gptkb:International_Cometary_Explorer gptkb:ISEE-3
gptkbp:cometEncounterDate	1985-09-11
gptkbp:cometEncountered	gptkb:21P/Giacobini–Zinner
gptkbp:contactLost	1997
gptkbp:contactLostAgain	2014
gptkbp:contactRestored	2014
gptkbp:countryOfOrigin	gptkb:United_States
gptkbp:distanceFromEarth	varies (heliocentric orbit)
gptkbp:heliocentricOrbit	yes
gptkbp:launchDate	1978-08-12
gptkbp:launchSite	gptkb:Cape_Canaveral_LC-17A
gptkbp:launchVehicle	gptkb:Delta_2914
gptkbp:manufacturer	gptkb:NASA_Goddard_Space_Flight_Center
gptkbp:mass	390 kg
gptkbp:missionType	heliophysics comet flyby
gptkbp:notableAchievement	first spacecraft to be repurposed for a new mission after original mission ended first spacecraft to use lunar gravity assist to change orbit
gptkbp:notableEvent	first spacecraft to encounter a comet
gptkbp:operator	gptkb:NASA
gptkbp:orbitType	heliocentric
gptkbp:originalMissionEnd	1982
gptkbp:powers	173 watts
gptkbp:program	gptkb:International_Sun-Earth_Explorer_program
gptkbp:purpose	study Earth's magnetosphere study solar wind comet encounter
gptkbp:relatedTo	gptkb:ISEE-1 gptkb:ISEE-2
gptkbp:repurposedAs	gptkb:International_Cometary_Explorer
gptkbp:status	inactive
gptkbp:website	https://www.nasa.gov/mission_pages/isee/main/index.html
gptkbp:bfsParent	gptkb:ISEE-3_satellite
gptkbp:bfsLayer	6
http://www.w3.org/2000/01/rdf-schema#label	International Sun-Earth Explorer 3