Lunar Orbiter 21

GPTKB entity

Statements (61)
Predicate Object
gptkbp:instance_of gptkb:spacecraft
gptkbp:analysis conducted by scientists
gptkbp:archives NASA archives
gptkbp:categories NASA image catalog
gptkbp:collaborations various universities
gptkbp:coverage entire lunar surface
gptkbp:data_return high-resolution images
gptkbp:data_type scientific data
gptkbp:data_usage 1.5 kbps
used for lunar research
gptkbp:first_awarded 1972-09-12
1973-01-30
gptkbp:frequency S-band
gptkbp:funding NASA budget
gptkbp:has_artwork approximately 2000
gptkbp:has_programs gptkb:Lunar_Orbiter_program
https://www.w3.org/2000/01/rdf-schema#label Lunar Orbiter 21
gptkbp:image_format black and white
monochrome images
gptkbp:image_processing via radio signals
ground-based processing
gptkbp:image_transmission_method digital transmission
gptkbp:impact significant contributions to lunar science
gptkbp:landing_site gptkb:none
gptkbp:launch_date 1972-08-29
gptkbp:launch_mass approximately 400 kg
gptkbp:launch_site gptkb:Cape_Canaveral
gptkbp:launch_vehicle gptkb:Atlas-Centaur
gptkbp:launched gptkb:NASA
gptkbp:legacy paved the way for future lunar missions
gptkbp:mission gptkb:NASA_Ames_Research_Center
1973-01-31
fuel depletion
NASA engineers and scientists
NASA mission reports
post-mission analysis conducted.
gptkbp:mission_duration approximately 1 year
gptkbp:mission_type gptkb:Moon
gptkbp:notable_achievements detailed lunar maps
gptkbp:notable_mission important for lunar exploration history
gptkbp:objective mapping the Moon
gptkbp:operational_period 1972-1973
gptkbp:operational_status completed
gptkbp:orbit_type lunar orbit
gptkbp:orbital_inclination 90 degrees
gptkbp:power_source solar panels
gptkbp:primary_mission gptkb:Lunar_Reconnaissance_Orbiter
gptkbp:publications numerous scientific papers
gptkbp:resolution 80 meters
high quality
high-resolution
gptkbp:scientific_goals study lunar surface and environment
gptkbp:scientific_instruments gptkb:camera
gptkbp:status decommissioned
gptkbp:storage magnetic tape
shared with international partners
NASA data centers
gptkbp:successor Lunar Orbiter 22
gptkbp:weight approximately 400 kg
gptkbp:bfsParent gptkb:Lunar_Orbiter_20
gptkbp:bfsLayer 6