Ikar (rocket stage)

**Ikar**
General characteristics
Manufacturer	TsSKB-Progress
Country of origin	Russia
Diameter	2.72 metres (8 ft 11 in)^[1]
Length	2.59 metres (8 ft 6 in)
Gross mass	3,210 kilograms (7,080 lb)
Empty mass	2,310 kilograms (5,090 lb)
Engine details
Engines	1 17D61 (KB Melnikov)
Thrust	2.94 kilonewtons (660 lb_f)
Specific impulse	308 sec
Fuel	N₂O₄/UDMH

The Ikar was a rocket upper stage designed in Russia in 1999 to be used with the Soyuz 11A511U rocket as Soyuz-Ikar.^[2] It was derived from the propulsion module of the Yantar spy satellites.^[3]

References

↑ "IKAR Upper Stage". TsSKB-Progress. Retrieved 21 December 2015.
↑ "Soyuz 11A511U / Ikar". Astronautix.com. Retrieved 2012-09-04.
↑ "17D61". Astronautix.com. Retrieved 2012-09-04.

Upper stages

Active	Briz-KM Briz-M Castor 30 Centaur DM-03 Delta-K DCSS Fregat Volga SMA Star 27 Star 37 Star 48 Yuanzheng-1

Planned	Exploration Upper Stage KVTK

Retired	Agena Altair Astris Blok 2BL Blok D Burner Delta-D Delta-P EPKM FG-02 Ikar Inertial Upper Stage KVD-1 Payload Assist Module Saturn IV Saturn IVB Transfer Orbit Stage Transtage

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