##### 



EXHIBIT 4.11
 FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN
INFORMATION IN THIS AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED
BY ASTERISKS [[***]].
 
 THIRTEENTH AMENDMENT TO
AGREEMENT 319-I
 HUGHES NETWORK SYSTEMS, LLC HUGHES NETWORK SYSTEMS, HUGHES ELECTRONICS CORPORATION. THE CLIENT SATELITES MEXICANOS, S.A. DE C.V. SATMEX
 A N T E C E D E N T S
 1.-
    
    On January 20, 2000, SATMEXand HUGHES ELECTRONICS CORPORATION, through THE CLIENT, executed
the agreement number 319-I, hereinafter the Agreement.2.-
    
    On May 16, 2000, SATMEXand HUGHES ELECTRONICS CORPORATION, through THE CLIENTamended the
Agreement, hereinafter the First Amendment, in order to substitute transponder [***] for
[***].3.-
    
    On January 1, 2001, SATMEXand HUGHES ELECTRONICS CORPORATION, through THE CLIENTentered
into a second amendment to the Agreement, hereinafter the Second Amendment, in which
HUGHESsobligation to take the [***] and [***] transponders changed from [***].4.-
    
    On March 1, 2001, SATMEXand HUGHES ELECTRONICS CORPORATION, through THE CLIENTentered into
a third amendment to the Agreement, hereinafter the Third Amendment, in which HUGHESs
obligation to take the [***].5.-
    
    On May 20, 2001, SATMEXand HUGHES ELECTRONICS CORPORATION, through THE CLIENTentered into a
fourth amendment to the Agreement, hereinafter the Fourth Amendment, in which the Parties
agreed to substitute transponder [***].6.-
    
    On January 1, 2002, SATMEXand HUGHES ELECTRONICS CORPORATION, through THE CLIENTentered
into a Fifth Amendment to the Agreement, in which the Parties [***] hereinafter the Fifth
Amendment.7.-
    
    On February 3, 2003, SATMEXand HUGHES ELECTRONICS CORPORATIONentered into a sixth
amendment to the Agreement in which the Parties agreed to [***], hereinafter the Sixth
Amendment.8.-
    
    On March 24, 2003, SATMEXand HUGHES ELECTRONICS CORPORATIONthrough THE CLIENTentered into
a seventh amendment to the Agreement in which, among others, THE CLIENT[***], hereinafter the
Seventh Amendment.9.-
    
    On May 1, 2003, SATMEXand HUGHES ELECTRONICS CORPORATIONthrough THE CLIENTentered into an
eighth amendment to the Agreement in which, among others, THE CLIENTexercised the [***] under
the Second clause of the Seventh Amendment, hereinafter the Eighth Amendment.10.-
    
    On September 7, 2004, SATMEXand HUGHES ELECTRONICS CORPORATIONthrough THE CLIENTexecuted
into a ninth amendment to the Agreement in which, among others, THE CLIENT[***] in Satmex 5
satellite, transponder [***], in band [***] hereinafter the Ninth Amendment.
 1




---



##### 



EXHIBIT 4.11
 FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN
INFORMATION IN THIS AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED
BY ASTERISKS [[***]].
 
 11.-
    
    On December 1, 2005, SATMEXand HUGHES ELECTRONICS CORPORATIONthrough THE CLIENTexecuted
into an tenth amendment to the Agreement in which, among others, THE CLIENT[***] will be
applied to CLIENTSBottom of Social Cover Program [***] hereinafter the Tenth Amendment.12.-
    
    On January 20, 2006, SATMEX and HUGHES ELECTRONICS CORPORATIONthrough THE CLIENTexecuted
into an eleventh amendment to the Agreement in which, among others, THE CLIENT[***] on Satmex
5 satellite for [***], hereinafter the Eleventh Amendment.13.-
    
    SATMEXand Loral Skynet (Loral Skynet) a division of Loral Spacecom Corpentered into an
Agreement for [***] on Satmex 5, hereinafter the [***].14.-
    
    On September 7, 2005, SATMEXentered into a companys reorganization under Mexican
reorganization law called Concurso Mercantil according to sentence dictated by Judge Second
of District in Civil Matter, in the Federal District. On August 4, 2006, this process ended
successfully by the sentence dictated by Judge Second of District in Civil Matter, in the
Federal District.15.-
    
    On February 1, 2006, SATMEXand HUGHES ELECTRONICS CORPORATIONthrough THE CLIENTexecuted
into a Twelfth Amendment to the Agreement in which THE CLIENT[***] on Satmex 5 satellite
[***] TRANSPONDER/MONTHin Satmex 5, hereinafter the Twelfth Amendment, related with
thirteen Antecedent.16.
    
    On August 11, 2006, SATMEXentered into a companys reorganization under Chapter Eleven law
according to Bankruptcy Court for the Southern District of New York.
  C L A U S E S
 FIRST.- SATMEX SERVICES
 SATMEX THE CLIENT SPACE SEGMENT CAPACITY THE CLIENT SATMEX
 PERFORMANCE PARAMETERES THE
SPACE CAPACITY THE SPACE CAPACITY THE CLIENT THE SPACE CAPACITY
 SATMEX THE CLIENT TERM SPACE CAPACITY
 STAR DATE
    
    CAPACITY INCREMENT
    
    END DATE[***]
[***]
[***]
[***]
[***]
    
    [***] transponder
[***] transponder
[***] transponder
[***] transponder
[***] transponder
    
    [***]
[***]
[***]
[***]
[***]
 2




---



##### 



EXHIBIT 4.11
 FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN
INFORMATION IN THIS AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED
BY ASTERISKS [[***]].
 
 THE CLIENT START DATE of THE SPACE CAPACITY SATMEX START DATE END DATE TERM
 THE CLIENT THE SPACE CAPACITY START DATE SATMEX THE CLIENT SATMEX.
 THE SPACE CAPACITY, THE CLIENT SATMEX, THE CLIENT TERM START DATE END DATE
 SECOND.- RATE OF SERVICE
 RATE CARD
 SATMEX RATE OF SERVICE THE TERM THE
SPACE CAPACITY . SPACE CAPACITY
 THE CLIENT THE CLIENT
 THE CLIENT SATMEX SPACE SEGMENT CAPACITY RATE CARD, START DATES SPACE
SEGMENT CAPACITY. THE CLIENT SATMEX SERVICES
 THIRD.- [***]
  FOURTH- [***]
 FIFTH.- NOTICES
  THE CLIENT:
 3




---



##### 



EXHIBIT 4.11
 FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN
INFORMATION IN THIS AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED
BY ASTERISKS [[***]].
 
 HUGHES NETWORK SYSTEMS, INC.11717 Exploration Lane.Germantown MD 20876, USAPhone:
    
    + (301) 428 7064Fax:
    
    + (301) 548 1925E-Mail:
    
    kalinyak@hns.comAttn:
    
    Kenneth KalinyakSenior Manager SatelliteBilling Contact:HUGHES NETWORK SYSTEMS, INC.11717 Exploration Lane.Germantown MD 20876, USAPhone:
    
    + (301) 212 7818Fax:
    
    + (301) 428 1868E-Mail:
    
    zatloukal@hns.comAttn:
    
    David ZatloukalVice-President OperationsIf to SATMEX:Satélites Mexicanos, S.A. de C.V.Rodolfo Gaona No. 86, Piso 4.Colonia Lomas de SoteloC.P. 11200, México, Distrito FederalPhone:
    
    + (52 55) 26 29 58 04Fax:
    
    + (52 55) 26 29 58 92E-Mail:
    
    eric.perezgrovas@satmex.comAttn:
    
    Eric Pérez Grovas AréchigaSales DirectorBilling Contact:Satélites Mexicanos, S.A. de C.V.Rodolfo Gaona No. 86, Piso 4Colonia Lomas de Sotelo,C.P. 11200, Miguel Hidalgo, Distrito Federal.Phone:
    
    + (52) 55 2629-5800 Ext.717+ (52) 55 2629-5843Fax:
    
    + (52) 55 2629-5890E-Mail:
    
    breal@satmex.comimata@satmex.comAttn:
    
    Blanca Real Herrera, oIleana Mata ZúñigaBilling and Collection ManagerTHE CLIENTshall notify SATMEXin writing of any modification to the information provided
above, within the following five (5) days of any modification.
 SIXTH.-
 4




---



##### 



EXHIBIT 4.11
 FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN
INFORMATION IN THIS AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED
BY ASTERISKS [[***]].
 
 SEVENTH.-
 EIGHTH.
  FOR THE CLIENT
    
    FOR SATMEX/s/ PHILIP K. O  ́BRIEN
    
    /s/ SERGIO MIGUEL ANGEL AUTREY MAZAPHILIP K. O  ́BRIEN 
VICE PRESIDENT
    
    SERGIO MIGUEL ANGEL AUTREY MAZA
CHIEF EXECUTIVE OFFICER
 5




---



##### 



EXHIBIT 4.11
 FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN
INFORMATION IN THIS AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED
BY ASTERISKS [[***]].
 
 EXHIBIT  A
 [***]
 6