L2SS-771: Speed up delay calculations by using a lot more numpy...

L2SS-771: Speed up delay calculations by using a lot more numpy parallellisation and precomputed relative positions

Closes L2SS-771

CDB/LOFAR_ConfigDb.json

@@ -90,6 +90,12 @@
                 "DigitalBeam": {
                     "STAT/DigitalBeam/1": {
                         "properties": {
+                            "Beam_tracking_interval": [
+                                "1.0"
+                            ],
+                            "Beam_tracking_preparation_period": [
+                                "0.5"
+                            ]
                         }
                     }
                 }