Hellas Sat 4 was created as a joint venture of Arabian Satellites and Greek Satellites and covers areas in the Middle East, Europe, and Africa.
General Data
Satellite Name: Hellas Sat 4 (HS 4, SaudiGeoSat 1)
Status: Active
Position: 39° E (39° E)
NORAD: 44034
Cospar ID: 2019-007A
Official Website: Click on the Spot Beam images below to visit the official website
Launch date: 5 Feb 2019
About: Scroll to the bottom of the page for more satellite insights
Launch vehicle: Ariane 5 ECA
Launch mass (kg): 6495
Dry mass (kg): 3950
Manufacturer: Lockheed Martin
Model of the Satellite: A2100
Orbit: GEO
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Spot Beams
| C Band | ||||||||||||
| 42 dBW | 41 dBW | 40 dBW | 39 dBW | 38 dBW | 37 dBW | 36 dBW | 35 dBW | 34 dBW | 33 dBW | 32 dBW | 31 dBW | 30 dBW |
| 80-100 cm | 90-115 cm | 100-125 cm | 115-145 cm | 125-160 cm | 145-180 cm | 160-200 cm | 180-225 cm | 200-255 cm | 225-285 cm | 255-320 cm | 285-360 cm | 320-400 cm |
| Ku Band | ||||||||||||
| 50 dBW | 49 dBW | 48 dBW | 47 dBW | 46 dBW | 45 dBW | 44 dBW | 43 dBW | 42 dBW | 41 dBW | 40 dBW | 39 dBW | 38 dBW |
| 50-60 cm | 55-65 cm | 60-75 cm | 65-85 cm | 75-95 cm | 85-105 cm | 95-120 cm | 105-135 cm | 120-150 cm | 135-170 cm | 150-190 cm | 170-215 cm | 190-240 cm |
About
Hellas Sat 4, positioned at 39.0°E, represents a significant advancement in satellite technology and capabilities. The satellite was launched on February 5, 2019. Meanwhile, this satellite is a product of a collaboration between Hellas Sat, a subsidiary of Arabsat, and Thales Alenia Space. Thales Alenia Space was responsible for its construction. Furthermore, Hellas Sat 4 was launched aboard an Ariane 5 rocket from the Guiana Space Centre in French Guiana. The satellite highlights the global cooperation involved in its deployment.
Saying so, the primary mission of Hellas Sat 4 focuses on enhancing telecommunications, broadcasting, and data services. By providing coverage across Europe, the Middle East, and Southern Africa, Hellas Sat 4 bridges communication gaps in these zones. Its advanced payload, including multiple transponders in both Ku and Ka bands, allows it to deliver high-quality, reliable communication services. The satellite caters to both commercial and governmental needs.
One of the key objectives of Hellas Sat 4 is to support the growing demand for high-definition television (HDTV), 4K and internet services. It facilitates the transmission of television and radio programs, internet connectivity, and other data services. Thereby it contributes significantly to the digital infrastructure of the regions it covers. The satellite’s capabilities are particularly vital for remote and underserved areas, where traditional terrestrial infrastructure may be lacking or insufficient.
The geographical coverage of Hellas Sat 4 is strategically significant in the context of global satellite communication networks. It serves as a critical node that connects various regions, enhancing global connectivity and supporting international communication. At the same time, it improves access to telecommunications and broadcasting services. Hellas Sat 4 enhances the quality of life for millions of people. But it also fosters economic development and growth in the areas it serves.
Specifications and Capabilities
The Hellas Sat 4 satellite, positioned at 39.0°E, is a state-of-the-art communications satellite. The satellite has a robust payload, featuring 66 Ku-band transponders and up to 10 Ka-band transponders. The transponders collectively support a wide array of broadcasting and telecommunications services. These transponders ensure extensive coverage and high-quality signal transmission. Meanwhile, this makes the satellite a reliable asset for a variety of applications. It includes television broadcasting, internet services, and secure communication networks.
One of the distinguishing aspects of Hellas Sat 4 is its advanced onboard technology. The satellite is built on the reliable Eurostar E3000 platform, known for its high performance and adaptability. It boasts a power capacity of around 20 kilowatts, enabling it to sustain multiple high-bandwidth applications simultaneously. Additionally, the satellite incorporates sophisticated beam-forming techniques and frequency re-use strategies to maximize its operational efficiency and service capabilities.
Lifespan and Infrastructure
The anticipated lifespan of Hellas Sat 4 is 15 years, offering a long-term solution for the growing demand for satellite services. The satellite operates in geostationary orbit, maintaining a consistent position relative to the Earth’s surface, which is crucial for uninterrupted service delivery. Its orbital parameters optimize coverage and minimize signal latency, thereby enhancing user experience.
A huge ground control infrastructure supports the operations of Hellas Sat 4. This includes state-of-the-art control centers equipped with advanced telemetry and command systems to monitor and manage the satellite’s performance continuously. The infrastructure ensures the satellite operates at peak efficiency, with proactive measures in place to address any anomalies swiftly.
Overall, the technical capabilities of Hellas Sat 4 are integral to its ability to deliver high-quality services to its users. The combination of a powerful payload, advanced onboard technology, and robust ground control infrastructure ensures that Hellas Sat 4 meets the diverse needs of its customer base, providing reliable and efficient satellite communication solutions.
Applications and Services Provided
Hellas Sat 4 at 39.0°E offers a broad range of applications and services, significantly enhancing the telecommunications and broadcasting landscape. One of the primary services facilitated by Hellas Sat 4 is internet connectivity. Leveraging advanced satellite technology, Hellas Sat 4 ensures reliable internet access in remote and underserved regions, bridging the digital divide. This capability is crucial for areas where terrestrial infrastructure is either unavailable or unreliable. Additionally, Hellas Sat 4 supports robust voice communication services, enabling seamless international and local calls, thus fostering global connectivity.
Data transmission is another critical service provided by Hellas Sat 4. Businesses and government agencies rely on the satellite’s secure and high-speed data links for various operations, including real-time data transfer, remote monitoring, and virtual private networks (VPNs). This ensures that critical information passes efficiently and securely across vast distances.
Broadcasting Services
Hellas Sat 4’s offerings include Broadcasting Services. The satellite facilitates television and radio broadcasting, delivering content to millions of viewers and listeners globally. This includes direct-to-home (DTH) services, which allow households to receive satellite television broadcasts directly, bypassing traditional cable or terrestrial broadcast infrastructure. This has proven to be particularly beneficial in regions with challenging geography or where traditional broadcasting methods are impractical.
In addition to these core services, Hellas Sat 4 plays a vital role in specialized applications. For instance, in disaster recovery communication, the satellite provides critical connectivity when terrestrial networks fail to connect, ensuring that emergency services can coordinate effectively. Remote education is another area where Hellas Sat 4 has made a significant impact, offering e-learning opportunities to students in isolated areas. Similarly, telemedicine services enabled by the satellite allow for remote medical consultations and diagnostics, improving healthcare accessibility in rural and remote regions.
Regions across Europe, the Middle East, and Africa, as well as numerous organizations, have benefited from the comprehensive services provided by Hellas Sat 4. The satellite’s contributions have not only enhanced local communication infrastructures but also bolstered global connectivity, demonstrating its pivotal role in modern telecommunications.
The future prospects for Hellas Sat 4 are promising, with several potential developments on the horizon. As the demand for satellite communication continues to grow, particularly in regions underserved by traditional broadband infrastructure, Hellas Sat 4 is well-positioned to play a critical role. One of the primary areas of focus is technological upgrades that could enhance the satellite’s performance and extend its operational lifespan. These upgrades may include advanced propulsion systems, improved transponder capacity, and enhanced signal processing capabilities. These enhancements would not only improve service quality but also ensure that Hellas Sat 4 remains competitive in the rapidly evolving satellite market.
Strategic Collaborations
Another key aspect of Hellas Sat 4’s future is the potential for strategic partnerships and collaborations. By aligning with other industry players, Hellas Sat 4 can leverage shared resources and expertise to introduce new services and expand its market reach. For example, partnerships with telecommunications companies could facilitate the integration of satellite technology with emerging technologies like 5G, providing a seamless communication experience for users. Additionally, collaborations with content providers could enable the delivery of high-definition television and streaming services to remote areas, further broadening the satellite’s appeal.
The growing need for high-speed internet is another driving force behind the future developments of Hellas Sat 4. As more devices become connected and data consumption increases, the satellite’s ability to provide reliable, high-speed internet will be crucial. Future advancements may include the deployment of next-generation satellite communication technologies, such as Low Earth Orbit (LEO) satellites, which can work in conjunction with Hellas Sat 4 to provide comprehensive coverage and faster internet speeds.
In the broader context of global satellite communications, Hellas Sat 4 holds strategic importance. Its ability to adapt to future demands and integrate with cutting-edge technologies will determine its success in the coming years. By staying at the forefront of technological advancements and fostering strategic partnerships, Hellas Sat 4 can continue to be a vital player in the satellite communication landscape, ensuring connectivity and communication services for a wide range of users.