The Deep Space Network Progress Report 42-33

March and April 1976


June 15, 1976

NASA Logo
National Aeronautics and
Space Administration

Jet Propulsion Laboratory
California Institute of Technology
Pasadena, California


Contents

Preface

DESCRIPTION OF THE DSN

Network Functions and Facilities
N. A. Renzetti

DSN Telemetry System Data Records
E. C. Gatz
NASA Code 311-03-43-10

MISSION SUPPORT

Ongoing Planetary/Interplanetary Flight Projects

Viking Mission Support
D. J. Mudgway and D. W. Johnston
NASA Code 311-03-21-70

Pioneer 10 and 11 Mission Support
R. B. Miller
NASA Code 311-03-21-20

Helios Mission Support
P. S. Goodwin, W. G. Meeks, and R. E. Morris
NASA Code 311-03-21-50

A Distributed Data Base Management Capability for the Deep Space Network
A. I. Bryan
NASA Code 311-03-23-10

SUPPORTING RESEARCH AND TECHNOLOGY

Tracking and Ground-Based Navigation

ALSEP - Quasar Differential VLBI
M. A. Slade, R. A. Preston, A. W. Harris, L. J. Skjerve, and D. J. Spitzmesser
NASA Code 310-10-60-50

Communications - Spacecraft/Ground

Conceptual Studies for New Low-Cost 64-m Antennas
R. Levy
NASA Code 310-20-65-02

DSS 14 Operating Noise Temperature During Helios 1 Near-Sun Tracking
C. T. Stelzried and D. Girdner
NASA Code 310-20-66-06

Development of a Water Vapor Radiometer to Correct for Tropospheric Range Delay in DSN Applications
P. D. Batelaan, T. Sato, S. D. Slobin, and H. Reilly
NASA Code 310-20-66-01

Network Control and Data Processing

Simple Intuitive Models of Programming
R. C. Tausworthe
NASA Code 310-40-72-05

Software Production Methodology Testbed Project
R. C. Tausworthe
NASA Code 310-40-72-05

Standard Interface - Twin-Coaxial Converter
W. A. Lushbaugh
NASA Code 310-40-72-02

NETWORK AND FACILITY ENGINEERING AND IMPLEMENTATION

Network

Final Report on DSN Telemetry System Performance With Convolutionally Coded Data: Maximum Likelihood Decoding
B. Benjauthrit
NASA Code 311-03-42-95

DSN Telemetry System Performance With Convolutionally Coded Data: Sequential Decoding Update
C. A. Greenhall
NASA Code 311-03-42-95

DSN Performance Tests of a Maximum Likelihood Decoder
J. M. Urech, L. D. Vit, and C. A. Greenhall
NASA Code 311-03-42-95

Modification of Moore Measuring Machine/Leitz Microscope
H. A. Greth and L. Brubaker
NASA Code 311-03-44-30

A Procedure for Preliminary Reduction of Bandwidth Synthesis Data
G. Purcell
NASA Code 311-03-42-60

Deep Space Stations

Pioneer Venus Entry Simulator
C. E. Johns
NASA Code 311-03-41-50

OPERATIONS

Network Operations

Doppler Noise Considered as a Function of the Signal Path Integration of Electron Density
A. L. Betman and J. A. Wackley
NASA Code 311-03-13-20

A New Algorithm for Predicting the Apparent Polarization Angle of Linearly Polarized Spacecraft
R. S. Schlaifer
NASA Code 311-03-13-20

Deep Space Stations

DSN Diplexer, Noise Burst Testing
R. B. Kolbly
NASA Code 311-03-15-30

DSN Research and Technology Support
E. B. Jackson
NASA Code 311-03-15-30


The research described in this publication was carried out by the Jet Propulsion Laboratory, California Institute of Technology, under a contract with the National Aeronautics and Space Administration. Reference herein to any specific commercial product, service, process, or service by trade name, trademark, manufacturer, or otherwise, does not constitute or imply its endorsement by the United States Government or the Jet Propulsion Laboratory, California Institute of Technology.


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