Sojourner rover

GPTKB entity

Statements (174)
Predicate Object
gptkbp:instance_of gptkb:robot
gptkbp:bfsLayer 3
gptkbp:bfsParent gptkb:NASA
gptkbp:challenges dust accumulation on solar panels
communication delays with Earth
gptkbp:communication Daily
UHF radio
via relay with Mars Pathfinder lander
via Mars Pathfinder lander
gptkbp:community_engagement gptkb:High
gptkbp:contribution demonstrated technology for future missions
Increased understanding of Mars
provided data on Martian atmosphere
helped understand Martian geology
gptkbp:controls gptkb:robot
Remote control from Earth
remote control from Earth
gptkbp:cultural_impact Increased interest in Mars exploration
featured in documentaries and media
inspired future Mars exploration missions
gptkbp:data_type Scientific data
gptkbp:deployment July 5, 1997
September 1997
gptkbp:design gptkb:Jet_Propulsion_Laboratory
gptkbp:disbandment_date September 1997
gptkbp:distance gptkb:100_meters
approximately 100 meters
about 100 meters
gptkbp:duration 83 days
gptkbp:first_ascent gptkb:theorem
gptkbp:first_awarded July 4, 1997
1997-07-05
550 images
gptkbp:first_introduced on Mars
gptkbp:format Color images
gptkbp:height 30 cm
https://www.w3.org/2000/01/rdf-schema#label Sojourner rover
gptkbp:image 1997-09-27
via relay satellites
gptkbp:impact Paved the way for future missions
Paved the way for future rovers
gptkbp:instrument gptkb:Rover_Environmental_Monitoring_Station
gptkb:Alpha_Proton_X-ray_Spectrometer
gptkb:Imager_for_Mars_Pathfinder
Thermal Emission Spectrometer
Imager
Meteorology package
Rover Camera
gptkbp:is_explored_in gptkb:Ares_Vallis
gptkbp:landing_site gptkb:Ares_Vallis
July 4, 1997
1997-07-04
gptkbp:landscape Martian surface
gptkbp:launch_date 1996-12-04
December 4, 1996
gptkbp:launch_site gptkb:cape
gptkb:Cape_Canaveral_Air_Force_Station
gptkbp:launch_vehicle gptkb:Delta_II_7920
gptkb:Delta_II_7925
gptkb:Delta_II_7920-10
gptkbp:launched gptkb:NASA
gptkbp:legacy Foundation for Mars exploration
gptkbp:length 65 cm
gptkbp:manufacturer gptkb:Jet_Propulsion_Laboratory
gptkbp:max_speed 0.6 cm/s
gptkbp:max_takeoff_weight gptkb:Mars
gptkbp:mission gptkb:Jet_Propulsion_Laboratory
gptkb:Mars_Pathfinder
gptkb:Mars_exploration
Successful
Robotic exploration
September 1997
gptkbp:mission_duration approximately 3 months
approximately 83 sols
gptkbp:navigation_system Autonomous navigation
autonomous navigation
gptkbp:nickname gptkb:Sojourner
gptkbp:notable_achievement First successful rover on another planet.
gptkbp:notable_work geological features
temperature variations
radiation levels
Evidence of past water
Martian weather patterns
Soil composition analysis
atmospheric data
soil composition analysis
evidence of past water
surface roughness measurements
investigation of Martian surface composition
study of Martian dust storms
chemical composition of rocks
variety of rock types
analysis of Martian regolith
analysis of Martian mineralogy
analysis of Martian surface features
analysis of Martian weathering processes
analysis of atmospheric gases
analysis of impact craters
analysis of mineralogy
analysis of surface chemistry
color variations in soil
dust characteristics
impact of dust on solar panels
investigation of Martian atmosphere
investigation of Martian biosignatures
investigation of Martian mineral resources
investigation of Martian surface processes
investigation of mineral deposits
investigation of potential past life
investigation of volcanic activity
magnetic properties of rocks
study of Martian climate
study of Martian climate history
study of Martian environmental conditions
study of Martian geology
study of Martian hydrology
study of Martian ice deposits
study of Martian landforms
study of Martian rocks
study of Martian sedimentation
study of Martian topography
study of erosion processes
study of seasonal changes on Mars
study of sedimentary structures
study of tectonic features
Variety of rock types
gptkbp:objective Study Martian atmosphere
Analyze Martian soil and rocks
analyze Martian soil and rocks
Demonstrate technology for future missions
Conduct experiments on Martian soil
gptkbp:operated_by gptkb:NASA
gptkbp:operational_area gptkb:Martian_atmosphere
gptkb:1997
gptkb:NASA
gptkb:Ares_Vallis
gptkb:NASA's_Jet_Propulsion_Laboratory
90 sols
gptkbp:operational_status completed
Completed mission
gptkbp:photography gptkb:Mastcam
Color camera
Monochrome camera
gptkbp:power_output Solar panels
solar panels
gptkbp:provides_information_on about 550 images
over 550 images
gptkbp:research_focus gptkb:Martian_atmosphere
Martian geology
Martian climate
gptkbp:resolution up to 1 meter
256 x 256 pixels
gptkbp:scientific_goals Analyze Martian soil
analyze Martian soil
Analyze rocks
Test mobility on Mars
study Martian rocks
demonstrate mobility on Mars
gptkbp:services successful rover on Mars
first successful Mars rover
gptkbp:status Data received until 1998
Communication lost in September 1997
transmission ceased in 1997
gptkbp:storage Solid-state memory
Sent back to Earth
gptkbp:successor gptkb:Opportunity_rover
gptkb:Spirit_rover
Spirit and Opportunity rovers
gptkbp:team gptkb:Brian_Muirhead
gptkbp:transportation 6 wheels
Six wheels
gptkbp:weight 11.5 kg
25.4 lbs
gptkbp:width 48 cm