Attachment STA Request

This document pretains to SES-STA-20180606-01070 for Special Temporal Authority on a Satellite Earth Station filing.

IBFS_SESSTA2018060601070_1414188

June 6, 2018

Ms. Marlene H. Dortch
Secretary
Federal Communications Commission
445 12th Street, S.W.
Washington, D.C. 20554

          Re:      Request for Special Temporary Authority
                   Riverside, California Earth Station E060384

Dear Ms. Dortch:

Intelsat License LLC (“Intelsat”) herein requests an additional 30 days of Special Temporary Authority
(“STA”)1 previously granted Intelsat to use its Riverside, California Ku-band earth station—call sign
E060384—to provide telemetry, tracking, and command (“TT&C”) services for Intelsat 5 (Call Sign
S2704) during its drift from 156.9° E.L. to 137.0° W.L.2 and on station at 137.0° W.L. 3 Intelsat 5
arrived at 137.0° W.L. on May 30, 2018.

TT&C operations will continue to be performed in the following frequencies: 14498 MHz (H) and
13999 MHz (RHCP) in the uplink; and 11451 MHz (H, V, and RHCP), 11452 MHz (H, V, and RHCP),
and 11454 MHz (RHCP, and LHCP) in the downlink. On-station at 137.0° W.L., Intelsat will continue
to operate in conformance with FCC rules and any relevant coordination agreements.

In further support of this request, Intelsat incorporates by reference Exhibits A-D submitted with its
original STA request, which contain technical information that demonstrates that the operation of the
earth station will be compatible with its electromagnetic environment and will not cause harmful
interference into any lawfully operating terrestrial facility, or into Federal systems operating in the 13.75
-14.00 GHz band. To provide sufficient interference protection to U.S. Navy shipboard radiolocation
operations, Intelsat will continue to operate based on the table provided below for uplink operation in

1
 Intelsat has filed its STA request, an FCC Form 159, a $200.00 filing fee, and this supporting letter
electronically via the International Bureau’s Filing System (“IBFS”).
2
  Intelsat originally intended to redeploy Intelsat 5 to 93.2° W.L. See Policy Branch Information; Actions Taken,
Report No. SAT-01311, File No. SAT-STA-20180410-00027 (Apr. 20, 2018) (Public Notice). When the FCC
recently made available for reassignment the C-band frequencies at 137° W.L., Intelsat filed to modify the
authorization for the Intelsat 5 satellite to instead redeploy it to 137.0° W.L. Intelsat has also filed two STAs in
support of the new redeployment. See Intelsat License LLC, Modification of authorization to Redeploy to, and
Operate Intelsat 5 (S2704) at, 137.0 W.L., File No. SAT-MOD-20180501-00036 (filed May 1, 2018); See Policy
Branch Information; Actions Taken, Report No. SAT-01314, File No. SAT-STA-20180502-00039 (May 11,
2018) (Public Notice); See Policy Branch Information; Satellite Space Applications Accepted for Filing,
Report No. SAT-01316, File No. SAT-STA-20180502-00040 (May 11, 2018) (Public Notice).
3
    Intelsat is also utilizing the following antennas on station for Intelsat 5: KL92, E140121, and KA258.


Ms. Marlene H. Dortch
June 6, 2018
Page 2


band 13.75-14.00 GHz from Riverside, CA. Using the below mentioned power levels, the earth
station’s signal flux density toward the shoreline will always be less than -167.0 dBW/m^2/4KHz.
Therefore, there should be no interference to the U.S. Navy radar systems.

        Arc                   Power
        45 to 190 W           76 dBW
        45 to 185 W           82 dBW
        45 to 180 W           86 dBW
        45 to 175 W           88 dBW

In the extremely unlikely event that harmful interference should occur due to transmissions to or from its
earth station, Intelsat will take all reasonable steps to eliminate the interference.

Grant of this STA extension request will allow Intelsat to continue safely station-keep Intelsat 5 at its
new location. This, in turn, will help meet a new service demand at the 137.0° W.L. orbital location and
thereby promotes the public interest.

Please direct any questions regarding this STA extension request to the undersigned at (703) 559-6949.

Respectfully submitted,

/s/ Cynthia J. Grady

Cynthia J. Grady
Regulatory Counsel
Intelsat Corporation


cc: Paul Blais



Document Created: 2018-06-06 10:25:14
Document Modified: 2018-06-06 10:25:14

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