Attachment Intereference Analys

This document pretains to SES-STA-20150223-00177 for Special Temporal Authority on a Satellite Earth Station filing.

IBFS_SESSTA2015022300177_1076696

                               SATELLITE EARTH STATION
                             FREQUENCY COORDINATION DATA
                                      02/12/2015

Company                       RigNet SatCom, Inc.

Earth Station Name, State                      GOMEX ENSCO DS5, Gulf of Mexico

Latitude (DMS) (NAD83)                                 28 18 0.0 N
Longitude (DMS) (NAD83)                                88 6 0.0 W

Ground Elevation AMSL (ft/m)                              0.00 /          0.00
Antenna Centerline AGL (ft/m)                           100.00 /         30.48

Receive Antenna Type:           FCC32                  Sea Tel
                                                       9797
             4.0 GHz Gain (dBi) / Diameter (m)           38.5 /         2.4
               3 dB / 15 dB Half Beamwidth               1.02 /         1.90

Transmit Antenna Type:          FCC32                  Sea Tel
                                                       9797
             6.0 GHz Gain (dBi) / Diameter (m)           41.7 /         2.4
               3 dB / 15 dB Half Beamwidth               0.70 /         1.32

Operating Mode                                         TRANSMIT AND RECEIVE
Modulation                                             DIGITAL

Emission / Receive Band (MHz)           341KG7W - 682KG7W /       3700.0000 -    4200.0000
Emission / Transmit Band (MHz)          341KG7W - 682KG7W /       5925.0000 -    6425.0000

Max. Available RF Power (dBW)/4 kHz)                     -11.00
                        (dBW)/MHz)                        13.00

Max. EIRP                  (dBW)/4 kHz)                   30.70
                           (dBW)/MHz)                     54.70
                           (dBW)                           0.00

Max. Permissible Interference Power
           4.0 GHz, 20% (dBW/1 MHz)                     -156.0
           4.0 GHz, 0.0100% (dBW/1 MHz)                 -146.0
           6.0 GHz, 20% (dBW/4 kHz)                     -154.0
           6.0 GHz, 0.0025% (dBW/4 kHz)                 -131.0

Range of Satellite Arc (Geostationary)
Degrees Longitude                                       18.0 W / 139.0 W
Azimuth Range (Min/Max)                                   99.7 / 248.9
Corresponding Elevation Angles                             8.8 / 25.9

Radio Climate                                                 B
Rain Zone                                                     1

Max. Great Circle Coordination Distance (mi./km)
           4.0 GHz                                       441.8 /       711.0
           6.0 GHz                                       163.4 /       262.9

Precipitation Scatter Contour Radius (mi./km)
           4.0 GHz                                       400.3 /       644.2
           6.0 GHz                                        62.1 /       100.0

Note:     Horizon is less than 0.2 degrees at all azimuths



Document Created: 2015-02-12 14:21:06
Document Modified: 2015-02-12 14:21:06

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