E040174 ABS-3A LEOP

SUPPLEMENT submitted by Intelsat License LLC

Earth Station E040174 ABS-3A LEOP Supplement

2015-02-18

This document pretains to SES-STA-20150203-00053 for Special Temporal Authority on a Satellite Earth Station filing.

IBFS_SESSTA2015020300053_1077079

INTELSAT Envision. Connect. Transform. February 18, 2015 Ms. Marlene H. Dortch Secretary Federal Communications Commission 445 12th Street, S.W. Washington, D.C. 20554 Re: Request for Special Temporary Authority Earth Station E040174 File Nos. SES—STA—20150203—00052 & SES—STA—20150203—00053 Dear Ms. Dortch: Intelsat License LLC ("Intelsat") herein supplements its above referenced request for Special Temporary Authority ("STA") to use the above referenced earth station to provide launch and early orbit phase ("LEOP") for the ABS—3A satellite that is expected to be launched no earlier than February 27, 2015. Specifically, Intelsat attaches the completed Coordination Report. Please direct any further questions regarding this STA request to the undersigned at (703) 559—6949. Sincerely, Cynthia J. Grady Regulatory Counsel Intelsat Corporation go: Paul Blais Intelsat Corporation 7900 Tysons One Place, Mclean, VA 22102—5972 USA www.intelsat.com T +1 703—559—6800

Exhibit C Prepared By COMSEARCH 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5500 http://www.comsearch.com Prepared For Intelsat License LLC Castle Rock, Colorado Temporary Transmit/Receive Earth Station Operation Dates: 03/01/2015 – 09/11/2015 Pursuant to Part 25.203(c) of the FCC Rules and Regulations, the satellite earth station proposed in this application was coordinated by Comsearch using computer techniques and in accordance with Part 25 of the FCC Rules and Regulations. Verbal and written coordination was conducted with the below listed carriers on January 28, 2015. Company AT&T Mobility – Rocky Mountain Region Adcom 911 AirLife Denver Arvada Police Dept. BNSF Railway Company Black Hawk Police Department Black Hills Corporation Boulder, County of CBS Communication Services Inc CBS Television Stations Cellular Inc. Network Corporation City of Aurora City of Colorado Springs City of Lakewood, CO Colorado Interstate Gas Company Colorado Springs Utilities County of Pueblo Douglas County Sheriff's Office Eagle-Net Alliance Entravision Holdings, LLC FONES WEST DIGITAL SYSTEMS INC. Federal Communications Commission Flat Wireless, LLC Gilpin County Sheriff's Office Gogo LLC Gray Television Licensee, LLC Infrastructure Networks, Inc. Intermountain Rural Electric Association Kellin Communications LP Broadband, Inc. Live Wire Networks, Inc. Frequency Coordination and Interference Analysis Report 02/13/2015 Page 1 of 6

Company (Continued) MHO Networks Multimedia Holdings Corporation NE Colorado Cellular, Inc. New Cingular Wireless PCS LLC -Colorado New Cingular Wireless PCS, LLC - KS/MO Nex-Tech Wireless, LLC Nucla Naturita Telephone Company Qwest Corporation Roggen Telephone Enterprises, Inc. Sangre de Cristo Communications, LLC Sprint Communications Company, LP Sprint Spectrum LP DBA Sprint PCS Sprintcom, Inc State of Colorado Sunflower Electric Power Corporation Tallgrass Operations, LLC Tri-State Generation & Transmission Assn Tribune Broadcasting Denver License, LLC University Corp for Atmospheric Research Verizon Wireless (VAW) LLC -CO/ID/MT/WY WWC Holding Co., Inc. - Mountain Region Xcel Energy Services, Inc. There are no unresolved interference objections with the station contained in these applications. The following section presents the data pertinent to frequency coordination of the earth station that was circulated to all carriers within its coordination contours. Frequency Coordination and Interference Analysis Report 02/13/2015 Page 2 of 6

COMSEARCH Earth Station Data Sheet 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5500 http://www.comsearch.com Date: 02/13/2015 Job Number: 150128COMSJC02 Administrative Information Status TEMPORARY (Operation from 03/01/2015 to 09/01/2015) Call Sign TEMP09 Licensee Code INTELS Licensee Name Intelsat License LLC Site Information CASTLE ROCK, COLORADO Venue Name CC5 Latitude (NAD 83) 39° 16' 33.0" N Longitude (NAD 83) 104° 48' 34.0" W Climate Zone A Rain Zone 2 Ground Elevation (AMSL) 2088.0 m / 6850.4 ft Link Information Satellite Type Geostationary Mode TO - Transmit-Only Modulation Analog and Digital Satellite Arc 33° W to 177° West Longitude Azimuth Range 101.8° to 258.5° Corresponding Elevation Angles 5.3° / 5.0° Antenna Centerline (AGL) 5.49 m / 18.0 ft Antenna Information Transmit Manufacturer Vertex Model 9.0 Meter Gain / Diameter 53.8 dBi / 9.0 m 3-dB / 15-dB Beamwidth 0.20° / 0.40° Max Available RF Power (dBW/4 kHz) 3.7 (dBW/MHz) 27.7 Maximum EIRP (dBW/4 kHz) 57.5 (dBW/MHz) 81.5 (dBW) 80.8 Interference Objectives: Long Term -154.0 dBW/4 kHz 20% Short Term -131.0 dBW/4 kHz 0.0025% Frequency Information Transmit 6.1 GHz Emission / Frequency Range (MHz) 850KFXD / 6020.0 850KFXD / 6025.0 850KFXD / 6421.5 850KFXD / 6423.5 Max Great Circle Coordination Distance 480.8 km / 298.7 mi Precipitation Scatter Contour Radius 300.3 km / 186.6 mi Frequency Coordination and Interference Analysis Report 02/13/2015 Page 3 of 6

COMSEARCH Earth Station Data Sheet 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5500 http://www.comsearch.com Coordination Values CASTLE ROCK, CO Licensee Name Intelsat License LLC Latitude (NAD 83) 39° 16' 33.0" N Longitude (NAD 83) 104° 48' 34.0" W Ground Elevation (AMSL) 2088.0 m / 6850.4 ft Antenna Centerline (AGL) 5.49 m / 18.0 ft Antenna Model Vertex 9.0 Meter Antenna Mode Transmit 6.1 GHz Interference Objectives: Long Term -154.0 dBW/4 kHz 20% Short Term -131.0 dBW/4 kHz 0.0025% Max Available RF Power 3.7 (dBW/4 kHz) Transmit 6.1 GHz Horizon Antenna Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) 0 5.33 101.50 -10.00 100.00 5 4.79 96.75 -10.00 100.00 10 3.89 91.75 -10.00 100.00 15 4.01 86.75 -10.00 100.00 20 3.85 81.76 -10.00 100.00 25 3.58 76.76 -10.00 100.00 30 3.74 71.76 -10.00 100.00 35 3.35 66.77 -10.00 100.00 40 2.87 61.78 -10.00 100.00 45 2.58 56.80 -10.00 101.35 50 2.50 51.81 -10.00 102.77 55 1.71 46.86 -9.77 120.66 60 1.36 41.91 -8.56 133.51 65 0.54 37.02 -7.21 174.30 70 0.00 32.15 -5.68 210.33 75 0.00 27.24 -3.88 217.69 80 0.00 22.36 -1.74 226.94 85 0.00 17.56 0.89 239.06 90 0.00 12.89 4.25 255.17 95 0.23 8.45 8.82 277.55 100 0.00 5.60 13.29 468.28 105 0.00 6.23 12.13 340.17 110 0.00 9.71 7.32 272.10 115 0.28 13.21 3.97 245.64 120 0.36 16.79 1.37 224.87 125 0.30 20.38 -0.73 220.99 130 0.52 23.66 -2.35 196.73 135 0.43 27.02 -3.79 198.43 140 0.55 30.04 -4.94 183.61 145 1.02 32.60 -5.83 152.33 150 1.54 34.84 -6.55 134.84 155 1.39 37.33 -7.30 136.03 160 1.46 39.28 -7.85 133.39 165 1.44 40.92 -8.30 132.32 170 1.53 42.03 -8.59 129.10 175 1.93 42.37 -8.68 119.17 180 2.33 42.21 -8.64 111.10 Frequency Coordination and Interference Analysis Report 02/13/2015 Page 4 of 6

COMSEARCH Earth Station Data Sheet 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5500 http://www.comsearch.com Coordination Values CASTLE ROCK, CO Licensee Name Intelsat License LLC Latitude (NAD 83) 39° 16' 33.0" N Longitude (NAD 83) 104° 48' 34.0" W Ground Elevation (AMSL) 2088.0 m / 6850.4 ft Antenna Centerline (AGL) 5.49 m / 18.0 ft Antenna Model Vertex 9.0 Meter Antenna Mode Transmit 6.1 GHz Interference Objectives: Long Term -154.0 dBW/4 kHz 20% Short Term -131.0 dBW/4 kHz 0.0025% Max Available RF Power 3.7 (dBW/4 kHz) Transmit 6.1 GHz Horizon Antenna Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) 185 2.57 41.73 -8.51 106.70 190 2.96 40.65 -8.23 100.38 195 3.16 39.31 -7.86 100.00 200 3.18 37.74 -7.42 100.00 205 2.89 36.04 -6.92 106.43 210 2.65 33.93 -6.26 113.42 215 2.70 31.28 -5.38 115.74 220 3.32 27.95 -4.16 109.05 225 3.28 24.91 -2.91 114.53 230 3.48 21.53 -1.32 116.96 235 3.42 18.19 0.50 124.87 240 3.40 14.71 2.81 133.87 245 3.51 11.04 5.93 143.40 250 3.53 7.37 10.31 164.23 255 3.67 3.54 18.28 292.58 260 3.61 2.06 24.13 480.76 265 3.77 6.62 11.48 164.82 270 3.98 11.54 5.44 134.00 275 4.00 16.53 1.54 118.60 280 4.02 21.52 -1.32 107.60 285 4.64 26.50 -3.58 100.00 290 5.69 31.50 -5.46 100.00 295 5.86 36.51 -7.06 100.00 300 5.20 41.50 -8.45 100.00 305 5.01 46.50 -9.69 100.00 310 5.30 51.50 -10.00 100.00 315 5.39 56.50 -10.00 100.00 320 4.95 61.50 -10.00 100.00 325 4.63 66.50 -10.00 100.00 330 4.54 71.50 -10.00 100.00 335 4.47 76.50 -10.00 100.00 340 5.31 81.50 -10.00 100.00 345 5.69 86.50 -10.00 100.00 350 5.73 91.50 -10.00 100.00 355 5.67 96.50 -10.00 100.00 Frequency Coordination and Interference Analysis Report 02/13/2015 Page 5 of 6

Certification I hereby certify that I am the technically qualified person responsible for the preparation of the frequency coordination data contained in this report. I am familiar with Parts 101 and 25 of the FCC Rules and Regulations and I have either prepared or reviewed the frequency coordination data submitted with this report, and that it is complete and correct to the best of my knowledge and belief. Jeffrey E. Cowles Engineer III, Telecommunications COMSEARCH 19700 Janelia Farm Blvd. Ashburn, Va. 20147 DATED: February 13, 2015 Frequency Coordination and Interference Analysis Report 02/13/2015 Page 6 of 6


Document Created: 2015-02-18 16:27:48
Document Modified: 2015-02-18 16:27:48
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