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gptkbp:instance_of
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gptkb:satellite
|
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gptkbp:bfsLayer
|
3
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gptkbp:bfsParent
|
gptkb:Baikonur_Cosmodrome
|
|
gptkbp:application
|
maritime, aviation, military
|
|
gptkbp:broadcasts
|
store-and-forward system
|
|
gptkbp:communication
|
gptkb:aircraft
gptkb:1998
|
|
gptkbp:constellation
|
gptkb:star
|
|
gptkbp:covered_by
|
gptkb:battle
global
full Earth coverage
|
|
gptkbp:data_usage
|
up to 1.5 kbps
|
|
gptkbp:debut_year
|
gptkb:Iridium_1
|
|
gptkbp:decommissioned
|
gptkb:battle
|
|
gptkbp:design
|
7 years
|
|
gptkbp:elevation
|
780 km
|
|
gptkbp:emergency_services
|
gptkb:battle
|
|
gptkbp:first_generation
|
gptkb:Iridium_NEXT
gptkb:Iridium_1-66
|
|
gptkbp:frequency
|
L band
1616 M Hz to 1626.5 M Hz
|
|
gptkbp:gps
|
gptkb:battle
voice and data traffic
|
|
gptkbp:home_ground
|
Iridium ground stations
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Iridium satellites
|
|
gptkbp:icao_code
|
standard protocols used.
|
|
gptkbp:innovation
|
gptkb:battle
|
|
gptkbp:integrates_with
|
with other systems
|
|
gptkbp:launch_date
|
gptkb:1997
|
|
gptkbp:launch_site
|
gptkb:software
|
|
gptkbp:launch_vehicle
|
gptkb:Delta_II
|
|
gptkbp:launched
|
gptkb:Iridium_NEXT
|
|
gptkbp:maintenance
|
on-orbit servicing
|
|
gptkbp:manufacturer
|
gptkb:Iridium_Communications
|
|
gptkbp:mission
|
gptkb:66
polar orbit
bus design
mesh network
|
|
gptkbp:network
|
automated systems
inter-satellite links
|
|
gptkbp:notable_feature
|
cross-linked architecture
|
|
gptkbp:operational_history
|
multiple launches from 1997 to present
|
|
gptkbp:operational_status
|
operational
|
|
gptkbp:orbital_period
|
low Earth orbit
approximately 5 years
|
|
gptkbp:part_of
|
gptkb:Iridium_satellite_system
|
|
gptkbp:partnership
|
multiple partners
|
|
gptkbp:power_output
|
solar panels
|
|
gptkbp:primary_source
|
voice and data communication
|
|
gptkbp:primary_user
|
gptkb:Iridium_phone
|
|
gptkbp:range
|
up to 1000 km
|
|
gptkbp:replaced_by
|
gptkb:Iridium_NEXT
every 10 years
|
|
gptkbp:security_features
|
encryption available
|
|
gptkbp:service_type
|
mobile satellite communication
two-way data
|
|
gptkbp:services
|
gptkb:1998
gptkb:Iridium_Communications_Inc.
gptkb:battle
push-to-talk
|
|
gptkbp:technology
|
satellite communication technology
|
|
gptkbp:user_base
|
government and commercial users
|
|
gptkbp:weight
|
around 670 kg
|