Attachment Coordination Notices

This document pretains to SES-STA-20190828-01119 for Special Temporal Authority on a Satellite Earth Station filing.

IBFS_SESSTA2019082801119_1871817

August 21, 2019

Re:     Comcast Cable Communications Mgt LLC
        LITTLETON, CO (Suburban #5)
        C-Band Transmit Only Earth Station
        Job Number: 190821COMSGE03

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 Comcast Cable Communications Mgt LLC, 7235
West Titan Road Littleton, CO 80125 for a C-Band Transmit Only Earth Station to be located in LITTLETON,
CO.

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 September 25, 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:                                       08/21/2019
Job Number:                                 190821COMSGE03
Administrative Information
Status                                      ENGINEER PROPOSAL
Call Sign
Licensee Code                               COMGTL
Licensee Name                               Comcast Cable Communications Mgt LLC
Site Information                            LITTLETON, CO
Venue Name                                  SUBURBAN #5
Latitude (NAD 83)                           39° 34' 45.5" N
Longitude (NAD 83)                          104° 56' 16.0" W
Climate Zone                                A
Rain Zone                                   2
Ground Elevation (AMSL)                     1729.22 m / 5673.3 ft
Link Information
Satellite Type                              Geostationary
Mode                                        TO - Transmit-Only
Modulation                                  Analog and Digital
Satellite Arc                               65° W to 145° West Longitude
Azimuth Range                               127.3° to 232.8°
Corresponding Elevation Angles              28.6° / 28.5°
Antenna Centerline (AGL)                    5.79 m / 19.0 ft
Antenna Information                                Transmit - FCC32
Manufacturer                                       Vertex
Model                                              9 KPC
Gain / Diameter                                    53.5 dBi / 9.0 m
3-dB / 15-dB Beamwidth                             0.40° / 0.80°

Max Available RF Power           (dBW/4 kHz)       -0.5
                                 (dBW/MHz)         23.5

Maximum EIRP                     (dBW/4 kHz)       53.0
                                 (dBW/MHz)         77.0

Interference Objectives:       Long Term           -154.0 dBW/4 kHz        20%
                               Short Term          -131.0 dBW/4 kHz        0.0025%
Frequency Information                              Transmit 6.1 GHz
Emission / Frequency Range (MHz)                   36M0F1W - 36M0G7W / 5925.0 - 6425.0


Max Great Circle Coordination Distance             197.6 km / 122.8 mi
Precipitation Scatter Contour Radius               147.4 km / 91.6 mi


Coordination Values                  LITTLETON, CO
Licensee Name                        Comcast Cable Communications Mgt LLC
Latitude (NAD 83)                    39° 34' 45.5" N
Longitude (NAD 83)                   104° 56' 16.0" W
Ground Elevation (AMSL)              1729.22 m / 5673.3 ft
Antenna Centerline (AGL)             5.79 m / 19.0 ft
Antenna Model                        Vertex 9 meter
Antenna Mode                                 Transmit 6.1 GHz
Interference Objectives: Long Term           -154.0 dBW/4 kHz  20%
                           Short Term        -131.0 dBW/4 kHz  0.0025%
Max Available RF Power -0.5 (dBW/4 kHz)

                                                                Transmit 6.1 GHz
                Horizon             Antenna               Horizon         Coordination
Azimuth (°)     Elevation (°)       Discrimination (°)    Gain (dBi)      Distance (km)
 0               0.00               122.05                -10.00           179.20
 5               0.00               117.96                -10.00           179.20
 10              0.00               113.72                -10.00           179.20
 15              0.00               109.44                -10.00           179.20
 20              0.00               105.11                -10.00           179.20
 25              0.00               100.76                -10.00           179.20
 30              0.00                96.38                -10.00           179.20
 35              0.28                92.00                -10.00           170.64
 40              0.35                87.60                -10.00           161.02
 45              0.32                83.20                -10.00           164.97
 50              0.43                78.80                -10.00           153.00
 55              0.57                74.41                -10.00           142.80
 60              0.62                70.05                -10.00           140.38
 65              0.56                65.75                -10.00           143.59
 70              0.62                61.48                -10.00           140.50
 75              0.72                57.25                -10.00           135.52
 80              0.74                53.14                -10.00           134.57
 85              0.88                49.08                -10.00           129.52
 90              0.92                45.19                 -9.38           129.84
 95              0.95                41.50                 -8.45           131.08
100              0.94               38.07                  -7.51           133.35
105              0.91               34.97                  -6.59           137.81
110              0.89               32.29                  -5.73           142.21
115              0.79               30.20                  -5.00           150.02
120              0.72               28.74                  -4.46           156.03
125              0.81               27.87                  -4.13           152.33
130              0.78               27.94                  -4.15           153.90
135              0.93               28.64                  -4.43           145.21
140              1.03               30.15                  -4.98           138.86
145              1.27               32.19                  -5.69           131.18
150              1.30               34.77                  -6.53           127.50
155              0.90               37.46                  -7.34           135.97
160              0.98               39.41                  -7.89           131.61
165              1.37               40.67                  -8.23           120.12
170              0.93               42.28                  -8.65           131.35
175              0.93               43.02                  -8.84           130.86
180              1.02               43.17                  -8.88           127.07
185              1.17               42.79                  -8.78           123.61


Coordination Values                  LITTLETON, CO
Licensee Name                        Comcast Cable Communications Mgt LLC
Latitude (NAD 83)                    39° 34' 45.5" N
Longitude (NAD 83)                   104° 56' 16.0" W
Ground Elevation (AMSL)              1729.22 m / 5673.3 ft
Antenna Centerline (AGL)             5.79 m / 19.0 ft
Antenna Model                        Vertex 9 meter
Antenna Mode                                 Transmit 6.1 GHz
Interference Objectives: Long Term           -154.0 dBW/4 kHz  20%
                           Short Term        -131.0 dBW/4 kHz  0.0025%
Max Available RF Power -0.5 (dBW/4 kHz)

                                                                Transmit 6.1 GHz
                Horizon             Antenna               Horizon         Coordination
Azimuth (°)     Elevation (°)       Discrimination (°)    Gain (dBi)      Distance (km)
190              1.37               41.86                  -8.55           119.19
195              1.06               40.97                  -8.31           128.01
200              1.08               39.32                  -7.86           128.78
205              1.05               37.33                  -7.30           131.55
210              0.98               35.03                  -6.61           134.46
215              0.86               32.53                  -5.81           143.36
220              0.67               30.45                  -5.09           156.39
225              0.56               28.95                  -4.54           164.86
230              0.35               28.29                  -4.29           186.01
235              0.26               28.33                  -4.30           195.03
240              0.29               29.05                  -4.58           191.44
245              0.00               30.79                  -5.21           197.61
250              0.00               32.90                  -5.93           194.87
255              0.00               35.53                  -6.76           191.67
260              0.00               38.57                  -7.66           188.24
265              0.00               41.93                  -8.56           184.75
270              0.00               45.54                  -9.46           181.28
275              0.00               49.35                 -10.00           179.20
280              0.00               53.30                 -10.00           179.20
285              0.00               57.37                 -10.00           179.20
290              0.00               61.53                 -10.00           179.20
295              0.00               65.77                 -10.00           179.20
300              0.00               70.05                 -10.00           179.20
305              0.00               74.38                 -10.00           179.20
310              0.00               78.73                 -10.00           179.20
315              0.00               83.11                 -10.00           179.20
320              0.00               87.50                 -10.00           179.20
325              0.00               91.89                 -10.00           179.20
330              0.00               96.28                 -10.00           179.20
335              0.00               100.66                -10.00           179.20
340              0.00               105.02                -10.00           179.20
345              0.00               109.35                -10.00           179.20
350              0.00               113.64                -10.00           179.20
355              0.00               117.88                -10.00           179.20



Document Created: 2019-08-21 15:15:56
Document Modified: 2019-08-21 15:15:56

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