Kosmos 2457

Kosmos 2457 (Russian: Космос 2457 meaning Cosmos 2457) is one of a set of three Russian military satellites launched in 2009 as part of the GLONASS satellite navigation system. It was launched with Kosmos 2456 and Kosmos 2458.

Kosmos 2457

Mission type	Navigation
Operator	Russian Space Forces
COSPAR ID	2009-070B[1]
SATCAT no.	36112[1]
Spacecraft properties
Spacecraft	GC 733
Spacecraft type	Uragan-M
Manufacturer	Reshetnev ISS[2]
Launch mass	1,415 kilograms (3,120 lb) [2]
Dimensions	1.3 metres (4 ft 3 in) diameter [2]
Power	1,540 watts[2]
Start of mission
Launch date	December 14, 2009, 10:38 (2009-12-14UTC10:38Z) UTC
Rocket	Proton-M/DM-2[2]
Launch site	Baikonur 81/24
Orbital parameters
Reference system	Geocentric
Regime	Medium Earth orbit[3]
Semi-major axis	25,509 kilometres (15,851 mi)[1]
Eccentricity	0.0001[1]
Perigee altitude	19,129 kilometres (11,886 mi)[1]
Apogee altitude	19,132 kilometres (11,888 mi)[1]
Inclination	64.81 degrees[1]
Period	675.76 minutes[1]

This satellite is a GLONASS-M satellite, also known as Uragan-M, and is numbered Uragan-M No. 733.^[1][4]

Kosmos 2456/7/8 were launched from Site 81/24 at Baikonur Cosmodrome in Kazakhstan. A Proton-M carrier rocket with a Blok DM upper stage was used to perform the launch which took place at 10:38 UTC on 14 December 2009. The launch successfully placed the satellites into Medium Earth orbit. It subsequently received its Kosmos designation, and the international designator 2009-070B. The United States Space Command assigned it the Satellite Catalog Numbers 36112.^[1][4]

It is in the first orbital plane of the GLONASS constellation, in orbital slot 6. It started operations on 24 January 2010.^[5][6]

See also

• Spaceflight portal

• List of Kosmos satellites (2251–2500)
• List of Proton launches (2000–2009)