3 papers
physics.geo-ph2026
Comprehensive VLBI observations of Galileo satellites with the AuScope array
David Schunck, Lucia McCallum, Jamie McCallum +1
Interest in the topic of geodetic co-location in space and space ties has recently intensified within the geodetic community, particularly following the approval of the European Sp…
physics.geo-ph2025
The impact of observation losses on IVS-R1/R4 VLBI sessions
Tiege McCarthy, Lucia McCallum
Global VLBI observations, to measure Earth orientation and station positions, are organised into 24-hour sessions. Each session has a bespoke schedule created, optimised for the pa…
physics.geo-ph2024
An experiment to observe GNSS signals with the Australian VGOS array
Lucia McCallum, David Schunck, Jamie McCallum +1
This paper introduces a new instrument enabling a novel combination of Earth measuring techniques: direct observations with the radio astronomical instruments to satellites of the…