UE-CENTRIC NTN ENGINEERING
Visualize the orbit. Analyze the link.
Grivini NTN Lab is an interactive engineering platform for SIB19 orbit propagation, UE-relative geometry, serving-satellite analysis, delay, RTT, Doppler, and mobility playback.
GRIVINI NTN LAB
Version 5.2 Preview
Professional browser-based engineering visualization using SIB19 position and velocity inputs.
PositionVelocity-r17 and orbital-r17 conversion
Orbit, ground-track, and future-path visualization
Elevation, range, delay, RTT, and Doppler metrics
Serving and candidate satellite comparison