I am writing to announce an exciting change. The NAVCEN web team is going to transition the NAVCEN website to a new and…
Author: Civil GPS Service Interface Committee
07.07.2021
CGSIC Bulletin: GPS III SV05 Receives Operational Acceptance
Los Angeles Air Force Base – 1 July 2021 – The United States Space Force’s, Space and Missile Systems Center transferred Satellite Control…
07.06.2021
CGSIC Bulletin: New GPS Interface Specifications (IS) and Interface Control Documents (ICD)
The U.S. Space Force Space and Missile Systems Center (SMC) has issued official, signed Interface Specification (IS) and Interface Control Document (ICD) revisions:…
12.23.2020
CGSIC Bulletin: GPS-III Satellite Group Delay, Phase Center and Inter-Signal Bias Data
Lockheed Martin Space has released the GPS-III Satellite phase center and inter-signal bias data for SVN-74 and SVN-75. The information has been posted…
12.03.2020
CGSIC Bulletin: Fourth GPS III Satellite Set Healthy for Initial Use
GPS satellite SVN-77 (PRN-14) was set healthy for initial use on 02 December at 0131Z. SVN-77 is the fourth of a new generation…