Astra 1M (19.2°E), 2022-01-05
ARD Digital: WDR HD Siegen has left 12421.50MHz, pol.H (DVB-S SID:28331 PID:5561[MPEG-4] /5562 German,5563 mis,5566 German)

 Astra 1KR (19.2°E), 2021-03-03
ARD Digital: New frequency for WDR HD Siegen: 11523.25MHz, pol.H (DVB-S SR:22000 FEC:5/6 SID:28341 PID:101[MPEG-4]/102 German,103 German,106 German- Clear).

 Astra 1M (19.2°E), 2012-06-12
WDR HD Siegen switched to Astra 1M satellite at 12421.50MHz, pol.H (DVB-S , 12421.50MHz, pol.H SR:27500 FEC:3/4 PID:5561[MPEG-4] /5562 German,5563 mis,5566 German).