Kanopus

Kanopus also known as Canopus, is a series of Russian Earth Observation satellite developed and operated by Roscosmos, primarily through the Research and Production Corporation VNIIEM. The program is designed for real-time monitoring of natural and man-made disasters, environmental changes, agriculture, cartography, and resource management. The Kanopus satellites operate in Sun-synchronous orbits at approximately 500–510 km altitude, offering high-resolution imaging and frequent revisits. The program emphasizes cost-effective, modular designs using the Kanopus bus platform, with contributions from international partners such as Surrey Satellite Technology Ltd (SSTL) of the United Kingdom for avionics and software.

History

The Kanopus program was initiated in the early 2000s to enhance Russia's domestic Earth observation capabilities. The initial design for Kanopus-V (Canopus-B) was proposed by 2008, with a planned mass of 350 kg, which increased to 473 kg by 2011 due to design refinements. Payload capacity was adjusted from 150 kg to 108 kg, power output from 350 W to 300 W, and the operational lifespan reduced from 7 to 5 years. The satellites were configured for a Sun-synchronous orbit at 510–540 km with a 97.4–97.5° inclination to optimize illumination.

Development faced delays due to a 2007 agreement with Belarus to co-develop the BKA satellite, a near-identical copy of Kanopus-V, as a replacement for Belarus's lost BelKA spacecraft. This led to a joint launch in 2012. The program has since expanded to include infrared-capable variants and proposals for radar (Kanopus-R) and cartography (Kanopus-K) models, though some, like Kanopus-VM, were canceled before 2019. As of 2025, the Kanopus constellation supports Russian federal agencies for applications such as forest fire detection, earthquake prediction, and coastal monitoring.

Variants

The Kanopus family of satellites have many variants for several applications:

Kanopus-V

The baseline model, designed for high-resolution panchromatic and multispectral Earth observation. It features a 2.1 m resolution panchromatic camera (20 km swath) and a 10.5 m resolution multispectral camera (41 km swath). Applications include disaster monitoring, urban planning, and agriculture.

Kanopus-V-IK is the infrared-capable variant modified from Kanopus-V №2 satellite, equipped for thermal imaging. It can detect fire sources as small as 5x5 m over a 2,000 km area.

BKA is the Belarusian variant, nearly identical to Kanopus-V, It is developed under a Russia-Belarus agreement. It is operated by Belarus for national Earth observation purposes.

Kanopus-ST

Kanopus-ST is an experimental military variant launched in 2015 on a Soyuz-2.1v rocket for submarine tracking and defense-related tests. Details remain limited due to its classified nature.

Kanopus-VO

Next-generation models with expanded coverage (up to 100 km swath) and improved infrared sensors, planned for enhanced disaster response by 2025–2026.

Other concepts, such as Kanopus-D (detailed observation) and Zond-PP (related platform), have been tested as secondary payloads.

Launch history

See also

• Roscosmos
• Resurs-P

External links