NASA Primary (NSSD) Control Authority Office Home Page

Welcome to the home page for the NASA Primary Control Authority Office!
The Control Authority Identifier (CAID) assigned to this Member Agency Control Authority Office (MACAO) by the Consultative Committee for Space Data Systems (CCSDS) is NSSD. In the current assignment scheme being used by the CCSDS, the first character is indicative of the space agency responsible to the CCSDS for this MACAO. In this case, the "N" represents NASA. The four characters NSSD are also indicative of the location of this MACAO at the National Space Science Data Center (NSSDC) at Goddard Space Flight Center (GSFC).


Access to Data Descriptions Registered at the NSSD MACAO

Other Pages of Possible Interest

Consultative Committee for Space Data Systems (CCSDS) Home Page
NASA/Science Office of Standards and Technology Home Page

NSSD CAO Home Page /
A service of NOST at NSSDC.
Curator: John Garrett ( +1.301.286.3575
NASA Official: Code 633.2 / Don Sawyer ( +1.301.286.2748
Last Revised: 2007-11-13, John Garrett