|
gptkbp:instance_of
|
gptkb:spacecraft
|
|
gptkbp:aired_on
|
1,000 km from Venus
|
|
gptkbp:analysis
|
ongoing
|
|
gptkbp:archives
|
NASA archives
|
|
gptkbp:collaboration
|
international scientific community
|
|
gptkbp:collaborations
|
NASA and academic institutions
|
|
gptkbp:collection
|
remote sensing
|
|
gptkbp:community
|
gptkb:Jet_Propulsion_Laboratory
|
|
gptkbp:contact
|
1970-02-05
|
|
gptkbp:contribution
|
provided evidence of volcanic activity on Venus
|
|
gptkbp:data_return
|
over 1,000 images of Venus
|
|
gptkbp:data_transmission
|
gptkb:Telehealth_Services
|
|
gptkbp:data_type
|
digital
|
|
gptkbp:data_usage
|
used for comparative planetology
|
|
gptkbp:frequency
|
S-band
|
|
gptkbp:historical_legacy
|
contributed to understanding of Venusian geology
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Mariner 25
|
|
gptkbp:image_format
|
PDS format
|
|
gptkbp:image_processing
|
enhanced for clarity
|
|
gptkbp:impact
|
influenced future Venus missions
|
|
gptkbp:is_a_destination_for
|
gptkb:Venus
|
|
gptkbp:launch_date
|
1969-03-28
|
|
gptkbp:launch_mass
|
1,000 kg
|
|
gptkbp:launch_site
|
gptkb:Cape_Canaveral
|
|
gptkbp:launch_vehicle
|
gptkb:Atlas-Agena
|
|
gptkbp:launch_window
|
gptkb:1969
|
|
gptkbp:mission
|
gptkb:Mariner_25
1970-10-22
$18 million
completed
exhaustion of power supply
expand knowledge of planetary atmospheres
|
|
gptkbp:mission_duration
|
1969-1970
approximately 7 months
|
|
gptkbp:mission_type
|
flyby
|
|
gptkbp:notable_achievement
|
gptkb:first_successful_radar_mapping_of_Venus
|
|
gptkbp:objective
|
study the atmosphere of Venus
map the surface of Venus
|
|
gptkbp:operator
|
gptkb:NASA
|
|
gptkbp:orbital_altitude
|
no
|
|
gptkbp:power_source
|
solar panels
|
|
gptkbp:publications
|
data published in peer-reviewed journals
|
|
gptkbp:resolution
|
1 km per pixel
|
|
gptkbp:scientific_goals
|
understand Venus' surface and atmosphere
|
|
gptkbp:scientific_instruments
|
gptkb:magnetometer
microwave radiometer
ultraviolet spectrometer
infrared radiometer
|
|
gptkbp:spacecraft
|
unmanned spacecraft
based on Mariner 4
|
|
gptkbp:storage
|
magnetic tape
|
|
gptkbp:successor
|
gptkb:Mariner_26
|
|
gptkbp:transmission
|
1970-10-22
|
|
gptkbp:bfsParent
|
gptkb:NASA_Jet_Propulsion_Laboratory
|
|
gptkbp:bfsLayer
|
4
|