Attachment Coordination Protect

This document pretains to SES-MSC-20180112-00174 for Miscellaneous on a Satellite Earth Station filing.

IBFS_SESMSC2018011200174_1326511

19700 Janelia Farm Boulevard Ashburn, VA 20147 703-726-5500 Fax 703-726-5596 January 11, 2018 Office of the Secretary Federal Communications Commission Washington, DC 20554 Re: DENALI 20020, LLC FCC Call Sign: KA337 Dear Sir: This letter is to confirm that the C-Band T/R Earth Station antenna licensed under call sign KA337 and located near Brewster, WA (48-8-46.5 N, 119-41-34.2 W {NAD83}), under the ownership of DENALI 20020, LLC., has been under our continuous monitor and frequency protection service. We have been monitoring all new frequency coordinations on their behalf and maintaining their participation in the frequency coordination process as specified in part 25 of the FCC Rules and Regulations. If you have any questions, or require additional information, please don’t hesitate to call me on (703) 726-5656 or by email at DMeyer@comsearch.com Sincerely, COMSEARCH David E. Meyer Senior Manager Frequency Protection Services

Page 1 of 3 COMSEARCH Earth Station Data Sheet 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5662 http://www.comsearch.com Date: 01/11/2018 Job Number: <PCNJobCode> Administrative Information Status ENGINEER PROPOSAL Call Sign <PCNCallSign> Licensee Code DENALI Licensee Name Denali 20020, LLC Site Information BREWSTER, WA Venue Name Latitude (NAD 83) 48° 8' 46.5" N Longitude (NAD 83) 119° 41' 34.2" W Climate Zone A Rain Zone 5 Ground Elevation (AMSL) 377.0 m / 1236.9 ft Link Information Satellite Type Geostationary Mode TR - Transmit-Receive Modulation Analog and Digital Satellite Arc 53° W to 186° West Longitude Azimuth Range 107.8° to 251.9° Corresponding Elevation Angles 6.7° / 6.9° Antenna Centerline (AGL) 21.0 m / 68.9 ft Antenna Information Receive - FCC32 Transmit - FCC32 Manufacturer Vertex Vertex Model 18.3 KPC 18.3 KPC Gain / Diameter 56.3 dBi / 18.3 m 60.6 dBi / 18.3 m 3-dB / 15-dB Beamwidth 1.00° / 2.00° 1.00° / 2.00° Max Available RF Power (dBW/4 kHz) 2.4 (dBW/MHz) 26.4 Maximum EIRP (dBW/4 kHz) 63.0 (dBW/MHz) 87.0 Interference Objectives: Long Term -144.0 dBW/MHz 20% -154.0 dBW/4 kHz 20% Short Term -134.0 dBW/MHz 0.01% -131.0 dBW/4 kHz 0.0025% Frequency Information Receive 4.0 GHz Transmit 6.1 GHz Emission / Frequency Range (MHz) 36M0G9W / 3700.0 - 4200.0 36M0G9W / 5925.0 - 6425.0 Max Great Circle Coordination Distance 430.2 km / 267.3 mi 377.2 km / 234.4 mi Precipitation Scatter Contour Radius 217.4 km / 135.1 mi 100.0 km / 62.1 mi

Page 2 of 3 COMSEARCH Earth Station Data Sheet 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5662 http://www.comsearch.com Coordination Values BREWSTER, WA Licensee Name Denali 20020, LLC Latitude (NAD 83) 48° 8' 46.5" N Longitude (NAD 83) 119° 41' 34.2" W Ground Elevation (AMSL) 377.0 m / 1236.9 ft Antenna Centerline (AGL) 21.0 m / 68.9 ft Antenna Model Vertex 18.3 meter Antenna Mode Receive 4.0 GHz Transmit 6.1 GHz Interference Objectives: Long Term -144.0 dBW/MHz 20% -154.0 dBW/4 kHz 20% Short Term -134.0 dBW/MHz 0.01% -131.0 dBW/4 kHz 0.0025% Max Available RF Power 2.4 (dBW/4 kHz) Receive 4.0 GHz Transmit 6.1 GHz Horizon Antenna Horizon Coordination Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) Gain (dBi) Distance (km) 0 0.70 107.69 -10.00 184.18 -10.00 146.38 5 0.65 102.72 -10.00 187.17 -10.00 149.33 10 0.58 97.75 -10.00 190.92 -10.00 153.16 15 0.98 92.78 -10.00 169.08 -10.00 133.16 20 1.74 87.80 -10.00 144.04 -10.00 114.61 25 0.37 82.84 -10.00 206.36 -10.00 172.34 30 0.38 77.87 -10.00 205.56 -10.00 171.39 35 0.61 72.89 -10.00 189.41 -10.00 151.59 40 1.07 67.91 -10.00 163.84 -10.00 131.64 45 1.33 62.92 -10.00 155.72 -10.00 124.95 50 1.37 57.95 -10.00 154.43 -10.00 123.86 55 1.65 52.96 -10.00 146.46 -10.00 116.84 60 1.60 48.00 -10.00 147.85 -10.00 118.10 65 1.99 43.00 -8.84 142.43 -8.84 112.58 70 2.03 38.03 -7.50 146.70 -7.50 116.26 75 2.28 33.05 -5.98 147.76 -5.98 116.93 80 2.49 28.08 -4.21 150.74 -4.21 119.27 85 2.45 23.16 -2.12 161.71 -2.12 128.07 90 2.60 18.24 0.47 173.21 0.47 133.68 95 2.74 13.37 3.84 186.75 3.84 144.25 100 2.51 8.83 8.35 211.18 8.35 172.86 105 2.22 5.25 13.99 252.81 13.99 205.49 110 2.11 5.07 14.38 386.44 14.38 336.91 115 2.13 8.04 9.37 225.71 9.37 187.02 120 2.26 10.98 5.99 205.07 5.99 165.21 125 2.54 13.69 3.59 190.01 3.59 147.41 130 1.47 17.38 1.00 204.27 1.00 163.42 135 0.82 20.60 -0.85 215.54 -0.85 181.25 140 0.31 23.57 -2.31 246.19 -2.31 207.97 145 0.00 26.18 -3.45 252.99 -3.45 214.08 150 0.00 28.31 -4.30 248.28 -4.30 210.66 155 0.00 30.17 -4.99 244.61 -4.99 207.92 160 0.00 31.76 -5.55 241.72 -5.55 205.76 165 0.00 33.03 -5.97 239.56 -5.97 205.77 170 0.00 33.96 -6.27 238.04 -6.27 204.62 175 0.00 34.52 -6.45 237.14 -6.45 203.94 180 0.00 34.71 -6.51 236.84 -6.51 203.71 185 0.00 34.52 -6.45 237.14 -6.45 203.94

Page 3 of 3 COMSEARCH Earth Station Data Sheet 19700 Janelia Farm Boulevard, Ashburn, VA 20147 (703)726-5662 http://www.comsearch.com Coordination Values BREWSTER, WA Licensee Name Denali 20020, LLC Latitude (NAD 83) 48° 8' 46.5" N Longitude (NAD 83) 119° 41' 34.2" W Ground Elevation (AMSL) 377.0 m / 1236.9 ft Antenna Centerline (AGL) 21.0 m / 68.9 ft Antenna Model Vertex 18.3 meter Antenna Mode Receive 4.0 GHz Transmit 6.1 GHz Interference Objectives: Long Term -144.0 dBW/MHz 20% -154.0 dBW/4 kHz 20% Short Term -134.0 dBW/MHz 0.01% -131.0 dBW/4 kHz 0.0025% Max Available RF Power 2.4 (dBW/4 kHz) Receive 4.0 GHz Transmit 6.1 GHz Horizon Antenna Horizon Coordination Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) Gain (dBi) Distance (km) 190 0.00 33.96 -6.27 238.04 -6.27 204.62 195 0.00 33.03 -5.97 239.55 -5.97 205.77 200 0.00 31.76 -5.55 241.73 -5.55 205.77 205 0.00 30.18 -4.99 244.60 -4.99 207.91 210 0.00 28.31 -4.30 248.28 -4.30 210.66 215 0.00 26.18 -3.45 253.00 -3.45 214.08 220 0.00 23.84 -2.43 258.67 -2.43 218.31 225 0.00 21.29 -1.20 265.72 -1.20 223.57 230 0.00 18.59 0.27 274.52 0.27 230.13 235 0.00 15.73 2.08 285.79 2.08 238.54 240 0.00 12.76 4.35 300.67 4.35 249.02 245 0.00 9.70 7.33 322.04 7.33 264.79 250 0.50 6.69 11.36 430.22 11.36 377.25 255 2.14 5.69 13.12 248.81 13.12 204.64 260 1.79 9.58 7.47 224.66 7.47 186.76 265 2.18 13.92 3.41 197.15 3.41 154.69 270 2.85 18.54 0.30 164.35 0.30 129.50 275 3.18 23.39 -2.22 145.10 -2.22 114.04 280 3.06 28.35 -4.31 138.73 -4.31 108.29 285 3.20 33.29 -6.06 130.69 -6.06 100.00 290 2.88 38.28 -7.58 130.84 -7.58 100.00 295 2.19 43.31 -8.91 137.90 -8.91 108.21 300 1.47 48.33 -10.00 151.57 -10.00 121.39 305 1.99 53.26 -10.00 137.64 -10.00 108.46 310 1.72 58.25 -10.00 144.60 -10.00 115.13 315 1.63 63.23 -10.00 146.95 -10.00 117.29 320 1.43 68.21 -10.00 152.63 -10.00 122.31 325 1.74 73.17 -10.00 143.86 -10.00 114.44 330 2.24 78.14 -10.00 133.96 -10.00 103.41 335 1.47 83.13 -10.00 151.41 -10.00 121.25 340 1.02 88.11 -10.00 165.35 -10.00 132.84 345 0.68 93.08 -10.00 185.27 -10.00 147.45 350 0.00 98.04 -10.00 220.54 -10.00 190.38 355 0.00 103.01 -10.00 220.54 -10.00 190.38


Document Created: 2018-01-12 09:25:36
Document Modified: 2018-01-12 09:25:36
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