ILS ANNOUNCES TWO MISSIONS UNDER ITS EUTELSAT MULTI-LAUNCH AGREEMENT FOR PROTON BREEZE M AND PROTON VARIANT MISSIONS

International Launch Services (ILS) announces its first commercial shared launch using a Proton Breeze M with the EUTELSAT 5 West B satellite and MEV-1, the first Mission Extension Vehicle (MEV) developed by Orbital ATK.  In addition, ILS is pleased to announce the first commercial contract incorporating the use of the newly announced Proton Medium launch vehicle. Both launches are for Eutelsat Communications, one of the world’s leading satellite operators, headquartered in Paris, France.

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ILS INTRODUCES EXPANDED PROTON LINE OF COST-EFFECTIVE LAUNCH VEHICLES

International Launch Services (ILS) announces a product line extension of the Proton Breeze M commercial launch vehicle designed to expand the addressable GEO market for cost effective launch solutions in the small and medium satellite class range (3 to 5 metric tons). Designated as “Proton Variants,” these two additional vehicles will be optimized 2-stage versions of the time tested and flight proven Proton Breeze M launch system for exclusive commercial use by ILS.

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ILS and Khrunichev Statement on June 9 ILS Proton Launch of the Intelsat 31 Satellite

The ILS Proton Breeze M launch vehicle successfully delivered the Intelsat 31 spacecraft to its Super Synchronous Transfer Orbit on June 9. Both ILS and Khrunichev confirm that the flight path was within requirements with a precise satellite injection orbit of 3428 x 64,964 km, inclined 29.53 degrees and within 1.1 m/s of the target, well within Interface Control Document (ICD) requirements. Telemetry data is currently being processed.

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ILS PROTON DELAY OF INTELSAT 31 — Update on Delay Cause

Following the additional verifications of the cables and connectors associated with last night’s issue which resulted in a delay to the Intelsat 31 launch, the problem has been isolated to a connector on the flight vehicle. The ground system was wrongly identified as the cause of today’s delay. The flight connector issue has been resolved and the vehicle cleared for flight.

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