ILS Reschedules AMC-9 Satellite Launch for June 7

Payload:

• AMC-9
• Spacebus 3000B3 platform
• Separated mass: approx. 4,100 kg (9,039 lbs)

Launch Vehicle:

• Proton K/Breeze M
• Weight at liftoff: 691,272 kg (1.5 million lbs), including payload
• Height: 61 m (200 ft)

Launch Date:

• June 7, 2003 (Baikonur)
• June 6, 2003 (GMT, U.S.)

Launch Window Opens:

• 4:15 a.m. Baikonur
• 22:15 GMT
• 6:15 p.m. EDT

Launch Site:

• Baikonur Cosmodrome, Kazakhstan Pad 39

End User:

• SES AMERICOM, Princeton, N.J. Part of SES GLOBAL family of companies

Satellite Manufacturer:

• Alcatel Space, Cannes, France

Launch Vehicle Manufacturer:

• Khrunichev State Research and Production Space Center, Moscow

Launch Services Provider:

• International Launch Services, McLean, Va.

Satellite Use:

• High-power communications satellite operating
  at C- and Ku-band to expand digital
  television broadcasting, data transmission
  and telecommunications services to North
  America

Satellite Statistics:

• — 1st delivery-in-orbit launch for Alcatel by ILS
• — 8th Alcatel satellite launched by ILS
• — 5th ILS launch for AMERICOM
• — 16th in SES AMERICOM constellation
• — Orbital location: 85 degrees West longitude
• — Anticipated service life of 15 years

Mission Profile:

Target Orbit at Separation:

• Apogee: 35,786 km
• Perigee: 6,661 km
• Inclination: 17.54 degrees

Spacecraft Separation:

• Approximately 8 hours, 55 minutes after liftoff

ILS Mission Statistics:

• 300th Proton launch
• 1st ILS Proton mission this year
• 3rd ILS mission this year
• 27th ILS mission on Proton since formation of the U.S.-Russian joint venture in 1995
• 3rd ILS launch in two months

Live Broadcast in U.S.:

AMC-4, 101 degrees West, analog, transponder
22/C-band, downlink 4140MHz (H); digital,
transponder 21/Ku-band, downlink 12120 MHz
(V), FEC 3/4, 30 Msyms. Test signals start at
5:30 p.m. June 6 EDT

More Information: Live webcast and general mission information
are available on the ILS web site at
www.ilslaunch.com. Launch status updates are available on the ILS U.S. domestic Launch Hotline at 1-800-852-4980.