Attachment Schedule S DOC 1

This document pretains to SAT-MOD-20091127-00129 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2009112700129_787747

General:                               Units    Clear Sky    Faded
    Emission Designator                         500MG7D     500MG7D
    Data Rate                         Mbit/s     1107.0      1107.0
    Modulation                                  16-APSK     16-APSK
    Coding Rate                                  0.6642      0.6642
    Carrier Bandwidth                  MHz         500         500
    Uplink Frequency                   GHz        28.85       28.85
    Downlink Frequency                 GHz        19.05       19.05
    Elevation Angle                   degrees      35           35
    Elevation Angle                   degrees      35           35
Uplink:
    Tx E/S Antenna Diameter              m          7.3        7.3
    Tx E/S Power to Antenna             W          10.8      272.4
    Tx E/S Antenna Gain                 dBi        64.6       64.6
    Tx E/S EIRP per Carrier            dBW          75        89.0
    Tx E/S Antenna Pointing Loss        dB          1.2        1.2
    Atmospheric and Rain Losses         dB          0.5       14.5
    Free Space Loss                     dB        213.3      213.3
    G/T (peak)                         dB/K        16.1       16.1
    C/I - Intra-system                  dB        25.5        25.5
Downlink:
    EIRP per Carrier towards Rx E/S    dBW          62         62
    Atmospheric and Rain Losses         dB         0.4         4.6
    Free Space Loss                     dB        209.7      209.7
    Rx E/S Antenna Pointing Loss        dB         0.5         0.5
    Rx E/S Antenna Diameter              m         1.8         1.8
    Rx E/S Antenna Gain                 dBi       49.3        49.3
    Rx E/S G/T                         dB/K       25.6        23.2
    System Noise Temp (LNA+Sky)          K         235        409
    C/I - Intra-system                  dB        18.7        18.7
End-to-End:
    C/N - Thermal Uplink                dB        18.5        18.5
    C/I Up - ASI                        dB        19.2        33.2
    C/N - Thermal Downlink              dB        19.4        12.8
    C/I Down - ASI                      dB        19.8        19.8
    C/(N+I) - Total Actual              dB        11.9        10.3
    C/N - Required                      dB        10.3        10.3
    Excess Margin                       dB         1.7         0.0



Document Created: 2009-12-11 12:28:43
Document Modified: 2009-12-11 12:28:43

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