Attachment Mojave Coordination

This document pretains to SES-STA-20190306-00306 for Special Temporal Authority on a Satellite Earth Station filing.

IBFS_SESSTA2019030600306_1633911

March 06, 2019 Re: Atlas Space Operations, Inc. MOJAVE, CA S-Band Transmit Only Earth Station Job Number: 190306COMSGE04 Dear Frequency Coordinator: This notice is being provided in accordance with Section 25.203(c) of the FCC Rules and Regulations. We are forwarding the attached coordination data on behalf of Atlas Space Operations, Inc., 10850 E. Traverse Hwy, Suite 3355 Traverse City, MI 49684 for a S-Band Transmit Only Earth Station to be located in MOJAVE, CA. The coordination notice is being circulated to the owners (or their protection agents) of all existing or proposed terrestrial facilities operating in a shared frequency band within the coordination contours of the proposed station(s). We respectfully request that you examine this data for its interference potential with your system(s). In the event that your analysis identifies potential interference cases that have not been resolved, please contact us by April 10, 2019. If there are any questions concerning this coordination notice, please contact Comsearch. Sincerely, COMSEARCH Gary K. Edwards Senior Manager gedwards@comsearch.com Enclosure(s)

Date: 03/06/2019 Job Number: 190306COMSGE04 Administrative Information Status ENGINEER PROPOSAL Call Sign MOJAVE Licensee Code ATLSPC Licensee Name Atlas Space Operations, Inc. Site Information MOJAVE, CA Venue Name Latitude (NAD 83) 35° 3' 51.0" N Longitude (NAD 83) 118° 9' 44.0" W Climate Zone A Rain Zone 4 Ground Elevation (AMSL) 849.71 m / 2787.8 ft Link Information Satellite Type Low Earth Orbit Mode TO - Transmit-Only Modulation Digital Minimum Elevation Angle 5.0° Azimuth Range 0.0° to 360° Antenna Centerline (AGL) 2.74 m / 9.0 ft Antenna Information Transmit - FCC32 Manufacturer Orbital Systems Model 3.0 meter Gain / Diameter 34.0 dBi / 3.0 m 3-dB / 15-dB Beamwidth 1.00° / 2.00° Max Available RF Power (dBW/4 kHz) 6.3 (dBW/MHz) 30.3 Maximum EIRP (dBW/4 kHz) 40.3 (dBW/MHz) 64.3 Interference Objectives: Long Term -154.0 dBW/4 kHz 20% Short Term -131.0 dBW/4 kHz 0.0025% Frequency Information Transmit 2.0 GHz Emission / Frequency Range (MHz) 10K0G7W / 2109.75 Max Great Circle Coordination Distance 220.0 km / 136.7 mi Precipitation Scatter Contour Radius 209.2 km / 130.0 mi

Coordination Values MOJAVE, CA Licensee Name Atlas Space Operations, Inc. Latitude (NAD 83) 35° 3' 51.0" N Longitude (NAD 83) 118° 9' 44.0" W Ground Elevation (AMSL) 849.71 m / 2787.8 ft Antenna Centerline (AGL) 2.74 m / 9.0 ft Antenna Model Orbital Systems 3.0 meter Antenna Mode Transmit 2.0 GHz Interference Objectives: Long Term -154.0 dBW/4 kHz 20% Short Term -131.0 dBW/4 kHz 0.0025% Max Available RF Power 6.3 (dBW/4 kHz) Transmit 2.0 GHz Horizon Antenna Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) 0 1.03 75.45 4.50 220.00 5 0.97 71.24 4.50 220.00 10 0.89 67.05 4.50 220.00 15 0.78 62.91 4.50 220.00 20 0.65 58.83 4.50 220.00 25 0.52 54.83 4.50 220.00 30 0.43 50.95 4.50 220.00 35 0.32 47.20 4.50 220.00 40 0.22 43.64 4.50 220.00 45 0.00 40.23 4.50 220.00 50 0.00 37.27 4.50 220.00 55 0.00 34.70 4.50 220.00 60 0.00 32.63 4.50 220.00 65 0.00 31.16 4.50 220.00 70 0.00 30.36 4.50 220.00 75 0.00 30.30 4.50 220.00 80 0.00 30.98 4.50 220.00 85 0.00 32.35 4.50 220.00 90 0.00 34.33 4.50 220.00 95 0.00 36.82 4.50 220.00 100 0.00 39.72 4.50 220.00 105 0.00 42.95 4.50 220.00 110 0.00 46.44 4.50 220.00 115 0.00 50.12 4.50 220.00 120 0.00 53.97 4.50 220.00 125 0.00 57.94 4.50 220.00 130 0.00 62.01 4.50 220.00 135 0.00 66.15 4.50 220.00 140 0.00 70.35 4.50 220.00 145 0.00 74.59 4.50 220.00 150 0.00 78.87 4.50 220.00 155 0.00 83.17 4.50 220.00 160 0.00 87.49 4.50 220.00 165 0.00 91.81 4.50 220.00 170 0.00 96.12 4.50 220.00 175 0.00 100.43 4.50 220.00 180 0.00 104.71 4.50 220.00 185 0.00 108.96 4.50 220.00

Coordination Values MOJAVE, CA Licensee Name Atlas Space Operations, Inc. Latitude (NAD 83) 35° 3' 51.0" N Longitude (NAD 83) 118° 9' 44.0" W Ground Elevation (AMSL) 849.71 m / 2787.8 ft Antenna Centerline (AGL) 2.74 m / 9.0 ft Antenna Model Orbital Systems 3.0 meter Antenna Mode Transmit 2.0 GHz Interference Objectives: Long Term -154.0 dBW/4 kHz 20% Short Term -131.0 dBW/4 kHz 0.0025% Max Available RF Power 6.3 (dBW/4 kHz) Transmit 2.0 GHz Horizon Antenna Horizon Coordination Azimuth (°) Elevation (°) Discrimination (°) Gain (dBi) Distance (km) 190 0.78 112.98 4.50 220.00 195 0.00 117.32 4.50 220.00 200 0.00 121.40 4.50 220.00 205 0.00 125.39 4.50 220.00 210 0.00 129.26 4.50 220.00 215 0.00 132.98 4.50 220.00 220 0.26 136.34 4.50 220.00 225 0.34 139.54 4.50 220.00 230 0.40 142.43 4.50 220.00 235 0.45 144.92 4.50 220.00 240 0.52 146.90 4.50 220.00 245 0.56 148.30 4.50 220.00 250 0.72 148.92 4.50 220.00 255 0.92 148.79 4.50 220.00 260 1.03 148.02 4.50 220.00 265 1.23 146.52 4.50 220.00 270 1.41 144.46 4.50 220.00 275 1.60 141.92 4.50 220.00 280 1.75 139.04 4.50 220.00 285 1.95 135.81 4.50 220.00 290 2.10 132.38 4.50 220.00 295 2.07 128.84 4.50 220.00 300 2.26 125.05 4.50 220.00 305 2.90 120.96 4.50 220.00 310 2.82 117.09 4.50 220.00 315 2.57 113.17 4.50 220.00 320 1.71 109.29 4.50 220.00 325 1.52 105.16 4.50 220.00 330 1.44 100.96 4.50 220.00 335 1.43 96.72 4.50 220.00 340 1.34 92.48 4.50 220.00 345 1.26 88.22 4.50 220.00 350 1.14 83.95 4.50 220.00 355 1.09 79.69 4.50 220.00


Document Created: 2019-03-06 10:15:48
Document Modified: 2019-03-06 10:15:48
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