orca.resources.system_config
OVRO-LWA antenna / ARX / SNAP hardware mapping.
Used by hot-baseline diagnostics to attribute bad baselines to specific hardware components (ARX boards, SNAP2 boards, etc.).
Verified against ARX wiring spreadsheet (Feb 2026). Keyed by LWA antenna number. Fields:
name LWA antenna name corr_num Correlator number (used as antenna ID throughout the pipeline) arx ARX board (format ‘ARX-NN’) pola_chan Pol A ARX channel number polb_chan Pol B ARX channel number snap SNAP2 board location number
- Disconnected antennas (not in this dict):
LWA-039, LWA-083, LWA-088, LWA-106, LWA-119, LWA-123, LWA-146, LWA-152, LWA-168, LWA-174, LWA-216, LWA-220, LWA-231, LWA-266, LWA-366