[Code of Federal Regulations]

[Title 14, Volume 5]

[Revised as of January 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 14CFR1215.102]



[Page 141-142]

 

                     TITLE 14--AERONAUTICS AND SPACE

 

                          SPACE ADMINISTRATION

 

PART 1215_TRACKING AND DATA RELAY SATELLITE SYSTEM (TDRSS)--Table of 

Contents

 

  Subpart 1215.1_Use and Reimbursement Policy for Non-U.S. Government 

                                  Users

 

Sec. 1215.102  Definitions.



    (a) User. Any non-U.S. Government representative or entity who 

contracts with NASA to use TDRSS services.

    (b) TDRSS. The Tracking and Data Relay Satellite System including 

Tracking and Data Relay Satellites (TDRS), the White Sands Ground 

Terminal (WSGT), and the necessary TDRSS operational areas, interface 

devices and NASA communication circuits to unify the above into a 

functioning system. It specifically excludes the user ground system/

TDRSS interface.

    (c) Bit stream. The digital electronic signals acquired by TDRSS 

from the user craft or the user generated input commands for 

transmission to the user craft.

    (d) Flexible support. Support requests which permit NASA, at its 

option, to schedule service at any time during the



[[Page 142]]



period of a single orbit of the user mission. Missions requiring 

multiple support periods during a single orbit may be classified as 

constrained support.

    (e) Constrained support. Support requests which specify the exact 

times NASA is to provide service, or conditions of support which can be 

translated into exact times for service, such as sub-satellite 

positions, apogee/perigee position, etc., for which support is needed.

    (f) Scheduling service period. One scheduled contact utilizing a 

single TDRS whereby the user by requesting service is allotted a block 

of time for operations between the user satellite and TDRSS.