The Commanding Officer and staff from the U.S. Coast Guard Navigation Center along with the CGSIC Chair from the U.S. Department of Transportation…
Author: CGSIC
CGSIC Bulletin: 62nd meeting of the U.S. Civil GPS Service Interface Committee (CGSIC)
On the 19th and 20th of September, 2022, the 62th meeting of the U.S. government’s Civil GPS Service Interface Committee (CGSIC) will be…
CGSIC Bulletin: 2022 Public Interface Control Working Group and Open Public Forum
The Air Force has announced that the Space Systems Command, Military Communications & Positioning, Navigation, Timing Directorate will host the 2022 Public Interface…
CGSIC Bulletin: GPSIII-05 SVN-78/PRN-11 Set Healthy
The fifth GPS-III satellite, GPSIII-05 (SVN-78/PRN-11, launched on 17 June 2021 from Space Launch Complex-40 at Cape Canaveral Air Force Station, Florida, has…
CGSIC Bulletin: Updated GPS-III Satellite Timing Group Delay, Phase Center and Inter-Signal Bias Correction Data
Lockheed Martin Space has released updates to the GPS III SV01 (SVN74) thru SV04 (SVN77) antenna phase center offsets of the L1, L2 and…
CGSIC Bulletin: Upcoming NAVCEN Website Launch – URLs
As a reminder of our previous message, the NAVCEN web team is going to transition the NAVCEN website to a new and enhanced…
CGSIC Bulletin: 20 JAN 2022, SVN41 Will Resume Transmitting L-band Utilizing PRN22
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2022002 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** On approximately 20 JAN 2022,…
CGSIC Bulletin: SVN47 (PRN22) DECOMMISSIONING JDAY 018/2200
U.S. Space Force has announced the decommissioning of SVN-47 (PRN-22). A replacement (R) satellite in the second generation of GPS satellites (GPS-IIR), SVN-47…
CGSIC Bulletin: 2021 GPS Proposed Changes to the Public Documents: Updated Materials Review
Updated Proposed Change Notices (PCNs) for IS-GPS-200, IS-GPS-705, and IS-GPS-800, related to RFC-467 (2021 Proposed Changes to the Public Documents), as well as…
CGSIC Bulletin: GPS Enterprise Roadmap
The US Space Force has released a graph of the GPS Enterprise Roadmap. The roadmap provides timelines for all the different elements of…