| 词条 | Galaxy 28 |
| 释义 |
| name = Galaxy 28 | image = | image_caption = | mission_type = Communications | operator = Intelsat | website = | COSPAR_ID = 2005-022A | SATCAT = 28702 | mission_duration = 15 years | spacecraft_bus = SSL-1300 | manufacturer = Space Systems/Loral | dry_mass = | launch_mass = {{convert|5,493|kg|lb}} | power = | launch_date = {{start-date|June 23, 2005, 15:03|timezone=yes}} UTC | launch_rocket = Zenit 3SL | launch_site = Sea Launch | launch_contractor = | entered_service = | disposal_type = | deactivated = | orbit_epoch = May 29, 2018 | orbit_reference = Geocentric | orbit_regime = Geostationary | orbit_slot = 89° W | orbit_periapsis = {{convert|35,791.9|km|mi}} | orbit_apoapsis = {{convert|35,793.5|km|mi}} | orbit_inclination = 0° | orbit_semimajor = {{convert|42,164.0|km|mi|sp=us}} | orbit_eccentricity = | orbit_period = 1,436.1 minutes | apsis = gee | trans_band = 38 C band 36 {{Ku band}} 24 {{Ka band}} | trans_frequency = | trans_bandwidth = | trans_capacity = | trans_coverage = | trans_TWTA = | trans_EIRP = | trans_HPBW = }}Galaxy 28 is a communications satellite owned by Intelsat located at 89° W longitude, serving the North American market. It was built by Space Systems/Loral, as part of its FS-1300 line. Galaxy 28 was formerly known as Intelsat Americas 8 and Telstar 8. This satellite provides services in the C band, Ku band, and Ka band.[1] Current clients for Galaxy 28 include HughesNet, Hearst Corporation, Mobile Universe , ABC, and CBS.[2] References1. ^Gunter's Space Page - information on Galaxy 28 {{coord|0|-89|display=title}}2. ^Lyngsat.com list of channels carried on Galaxy 28 External links{{Portal|Spaceflight}}
3 : Communications satellites in geostationary orbit|Satellite television|Spacecraft launched in 2005 |
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