Attachment Exhibit A

This document pretains to SES-STA-20181029-03156 for Special Temporal Authority on a Satellite Earth Station filing.

IBFS_SESSTA2018102903156_1564358

Exhibit A 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-Only Earth Station Operation Dates: 11/09/2018 – 12/09/2018 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 September 20, 2018. Company 3G Wireless, LLC AERIAL VIDEO SYSTEMS Alascom Inc Ascent Media Network Services, LLC Bellsouth Telecommunications, Inc. Borgeson, Tom R. Broadcast Sports Inc. CBS Television Stations Carolina Telephone and Telegraph Co Casper, John CenturyTel of the Southwest, Inc. Chicago Comnet Corp Cincinnati Bell Wireless LLC Citywide News Network, Inc. Colorado Public TV - KBDI Cowboys Stadium LP DCI II, INC. Direct Broadcast Services, Inc. Entravision Holdings, LLC Federal Communication Commission Frontier California Inc. Global Telecom & Technology Americas, In Gray Television Licensee LLC (Gray TV) Gray Television Licensee, LLC HF Enterprises, Inc Hallco Unlimited, Inc. Hawaiian Telcom, Inc. Heiden, William Illinois Bell Telephone Company Indiana Bell Telephone Company Information & Display Systems, Inc. Information Super Station, LLC International Communications Group, Inc. Ion Media Denver License, Inc. KWGN, LLC Kentucky RSA #3 Cellular General Partner Frequency Coordination and Interference Analysis Report 10/22/2018 Page 1 of 7

Kentucky RSA #4 Cellular General Partner MERCURY COMMUNICATIONS Michigan Bell Telephone Company Moreen, Steven K Multimedia Holdings Corporation NEW ENGLAND DIGITAL DISTRIBUTION, INC. NEXSTAR BROADCASTING, INC. NSM Surveillance Navajo Communications Company NorthWest Suburbs Community Access Corp Ohio Bell GTelephone Company Onboard Images Pacific Bell Tel Com dba AT&T California Penn Service Microwave Co., Inc. Pikes Peak Television, Inc. Plateau Telecommunications, Inc. Plum TV, LLC Production & Satellite Services, Inc. Quick Link Connections Inc. Qwest Corporation RCC Minnesota Inc. - MN NE ND SD REMOTE FACILITIES CONSULTING SERVICES RF Central, LLC RF Film, Inc Radiofone, Inc. Randy Hermes Production Remote Broadcasts, Inc. Rocky Mountain Public Broadcasting Netwo SIMCHAT TORAH BEIT MIDRASH Sangre De Cristo Communications, LLC Scripps Media, Inc. - KMGH TV Southwestern Bell Telephone L.P. Speedshotz, Inc Syncom Media Group, Inc TTWN Networks, LLC Tribune Broadcasting Denver License, LLC Unisat, Inc. United Telephone - Southeast VERIZON SOUTH INC. Verizon Maryland, Inc. Verizon New England Inc. Verizon New Jersey, Inc. Verizon New York, Inc. Verizon North Inc. Verizon Northwest Inc. Verizon Pennsylvania, Inc. Verizon Virginia, Inc. Verizon Washington DC, Inc. Vyvx, LLC Westar Satellite Services LP Winged Vision Inc Wisconsin Bell Telephone Company Wolfe Air Aviation Word of God Fellowship, Inc. Frequency Coordination and Interference Analysis Report 10/22/2018 Page 2 of 7

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 10/22/2018 Page 3 of 7

COMSEARCH Earth Station Data Sheet 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5500 http://www.comsearch.com Date: 09/20/2018 Job Number: 180920COMSGE04 Administrative Information Status TEMPORARY (Operation from 11/09/2018 to 12/09/2018) Call Sign TEMP12 Licensee Code INTELS Licensee Name Intelsat License LLC Site Information CASTLE ROCK, CO Venue Name Latitude (NAD 83) 39° 16' 35.2" N Longitude (NAD 83) 104° 48' 22.8" W Climate Zone A Rain Zone 2 Ground Elevation (AMSL) 2084.27 m / 6838.2 ft Link Information Satellite Type Geostationary Mode TO - Transmit-Only Modulation 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) 7.74 m / 25.4 ft Antenna Information Transmit - FCC32 Manufacturer NEC Model Cassegrain Gain / Diameter 64.0 dBi / 12.5 m 3-dB / 15-dB Beamwidth 0.12° / 0.22° Max Available RF Power (dBW/4 kHz) -2.7 (dBW/MHz) 21.3 Maximum EIRP (dBW/4 kHz) 61.3 (dBW/MHz) 85.3 Interference Objectives: Long Term -151.0 dBW/4 kHz 20% Short Term -128.0 dBW/4 kHz 0.0025% Frequency Information Transmit 13.0 GHz Emission / Frequency Range (MHz) 1M00GXD / 12756.0 1M00GXD / 13244.0 Max Great Circle Coordination Distance 451.3 km / 280.4 mi Precipitation Scatter Contour Radius 132.3 km / 82.2 mi Frequency Coordination and Interference Analysis Report 10/22/2018 Page 4 of 7

Coordination Values CASTLE ROCK, CO Licensee Name Intelsat License LLC Latitude (NAD 83) 39° 16' 35.2" N Longitude (NAD 83) 104° 48' 22.8" W Ground Elevation (AMSL) 2084.27 m / 6838.2 ft Antenna Centerline (AGL) 7.74 m / 25.4 ft Antenna Model NEC 12.5 meter Antenna Mode Transmit 13.0 GHz Interference Objectives: Long Term -151.0 dBW/4 kHz 20% Short Term -128.0 dBW/4 kHz 0.0025% Max Available RF Power -2.7 (dBW/4 kHz) Transmit 13.0 GHz Horizon Antenna Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) 0 5.12 101.50 -10.00 100.00 5 5.89 96.76 -10.00 100.00 10 6.04 91.76 -10.00 100.00 15 5.37 86.76 -10.00 100.00 20 4.24 81.76 -10.00 100.00 25 3.75 76.76 -10.00 100.00 30 3.49 71.77 -10.00 100.00 35 3.11 66.77 -10.00 100.00 40 2.91 61.78 -10.00 100.00 45 2.80 56.79 -10.00 100.00 50 2.31 51.82 -10.00 100.00 55 1.62 46.87 -9.77 100.00 60 1.10 41.93 -8.56 103.47 65 0.57 37.02 -7.21 128.22 70 0.00 32.15 -5.68 166.36 75 0.00 27.24 -3.88 173.31 80 0.00 22.37 -1.74 181.45 85 0.00 17.56 0.89 191.26 90 0.00 12.89 4.24 201.73 95 0.27 8.43 8.86 212.77 100 0.26 5.36 13.78 437.24 105 0.22 6.05 12.46 290.52 110 0.24 9.55 7.50 210.56 115 0.30 13.20 3.98 193.60 120 0.35 16.80 1.37 178.09 125 0.29 20.38 -0.73 175.63 130 0.53 23.65 -2.34 144.52 135 0.45 27.00 -3.78 145.83 140 0.52 30.07 -4.95 136.48 145 0.46 33.04 -5.98 137.96 150 0.62 35.59 -6.78 127.19 155 0.90 37.74 -7.42 112.89 160 0.97 39.72 -7.98 108.73 165 1.08 41.26 -8.39 104.27 170 1.24 42.32 -8.66 100.00 175 0.93 43.35 -8.93 107.57 180 1.01 43.53 -8.97 104.51 185 1.51 42.78 -8.78 100.00 Frequency Coordination and Interference Analysis Report 10/22/2018 Page 5 of 7

Coordination Values CASTLE ROCK, CO Licensee Name Intelsat License LLC Latitude (NAD 83) 39° 16' 35.2" N Longitude (NAD 83) 104° 48' 22.8" W Ground Elevation (AMSL) 2084.27 m / 6838.2 ft Antenna Centerline (AGL) 7.74 m / 25.4 ft Antenna Model NEC 12.5 meter Antenna Mode Transmit 13.0 GHz Interference Objectives: Long Term -151.0 dBW/4 kHz 20% Short Term -128.0 dBW/4 kHz 0.0025% Max Available RF Power -2.7 (dBW/4 kHz) Transmit 13.0 GHz Horizon Antenna Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) 190 1.49 42.08 -8.60 100.00 195 1.30 41.06 -8.33 100.00 200 1.18 39.53 -7.92 103.14 205 1.27 37.43 -7.33 102.68 210 1.26 35.07 -6.62 104.80 215 1.48 32.24 -5.71 102.01 220 1.82 29.09 -4.59 100.00 225 2.35 25.61 -3.21 100.00 230 2.67 22.12 -1.62 100.00 235 2.71 18.70 0.20 100.00 240 2.64 15.23 2.43 102.81 245 2.77 11.54 5.44 110.78 250 2.77 7.86 9.61 126.06 255 2.86 4.08 16.73 254.22 260 2.91 2.60 21.64 451.30 265 2.91 6.83 11.14 128.92 270 3.03 11.67 5.33 105.92 275 3.52 16.56 1.52 100.00 280 3.86 21.53 -1.32 100.00 285 3.74 26.52 -3.59 100.00 290 3.94 31.51 -5.46 100.00 295 4.08 36.51 -7.06 100.00 300 3.79 41.51 -8.45 100.00 305 3.76 46.51 -9.69 100.00 310 4.49 51.50 -10.00 100.00 315 5.11 56.50 -10.00 100.00 320 5.53 61.50 -10.00 100.00 325 5.13 66.50 -10.00 100.00 330 4.38 71.50 -10.00 100.00 335 4.02 76.50 -10.00 100.00 340 3.96 81.50 -10.00 100.00 345 4.29 86.50 -10.00 100.00 350 4.57 91.50 -10.00 100.00 355 4.75 96.50 -10.00 100.00 Frequency Coordination and Interference Analysis Report 10/22/2018 Page 6 of 7

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. BY: _ Gary K. Edwards Senior Manager COMSEARCH 19700 Janelia Farm Boulevard Ashburn, VA 20147 DATED: October 22, 2018 Frequency Coordination and Interference Analysis Report 10/22/2018 Page 7 of 7


Document Created: 2018-10-29 14:59:45
Document Modified: 2018-10-29 14:59:45
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