What level of horizontal accuracy does the High Accuracy Service (HAS) aim to deliver?
Answer
Decimeter range.
The High Accuracy Service is designed to provide positioning accuracy significantly better than standard GNSS signals, achieving horizontal accuracy in the decimeter range.

#Videos
Galileo: en route to full operational capability - YouTube
Related Questions
What signifies that the Galileo system has reached Full Operational Capability (FOC)?What characterizes the Galileo Open Service (OS)?What security feature distinguishes the Public Regulated Service (PRS) signal?What unique capability does the Galileo Search and Rescue (SAR) service provide?What is a primary responsibility of the Ground Control Segment (GCS)?What level of horizontal accuracy does the High Accuracy Service (HAS) aim to deliver?How is the High Accuracy Service (HAS) data transmitted and accessed?How many satellites is the Galileo system designed around for operational capability?What technological advancement is planned to allow Galileo satellites to communicate directly with each other?What is the true measure of Full Operational Capability (FOC) beyond feature availability?