Attachment request

request

REQUEST submitted by FCC,IB

request

2005-04-27

This document pretains to SAT-AMD-20040312-00030 for Amended Filing on a Satellite Space Stations filing.

IBFS_SATAMD2004031200030_429114

Federal Communications Commission Washington, DC 20554 April 27, 2008 Mr. Peter Hadinger Northrop Grumman Space & Mission Systems Corporation 1000 Wilson Boulevard Arlington, VA 22209 Re: Northrop Grumman Space & Mission Systems Corporation File No. SAT—AMD—20040312—00030 Call Sign 82254 Dear Mr. Hadinger: This letter requests additional information regarding Northrop Grumman Space & Mission System Corporation‘s (Northrop) above referenced application for a NGSO FSS system in the Ka—band. The orbital parameters of Northrop‘s proposed system, as specified in the technical appendix,are identical tothe orbital parameters provided by contactMEO Communications, LLC‘s (contactMEO)in its NGSO FSS Ka—band system application." Please provide a written explanation within 15 days of the date ofthis letter as to what measures Northrop intends totake, with respect to the NGSO FSS component of these proposed satellte systems, in order to avoid in—orbit collisions. If you are relying on coordination ofthe two systems, please indicate what steps have been taken to contact contactMEO, and to ascertain the likelihood of successful coordination of physical operations. This information must be filed with the Commission‘s secretary on our before May 12, 2005, with an lectronic courtesy copy to Kal Krautkramer of my staffat Kal.Krautkramen@fe.gov or hand delivered. Please contact Kal Krautkramer at (202) 418—1335 if you have any questions. Sincerely, m Robert Nelson Chie Satellte Engineering Branch ce Mr. Stephen D. Baruch Leventhal Senter & Lerman ‘ Northrop Grumman Space & Mision Systems CorponationaplicationSAT:—AMD—20040312—00030, Technical Aprendix, t page16,and contacMEO Communications,LLC application, FilNo. SAT—AMD—20040322—00057, Technical Appendix t page 10.


Document Created: 2005-04-27 14:50:49
Document Modified: 2005-04-27 14:50:49
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