add ALT-AZ+BWG mount types to schema docstrings, #353

Author: FedeMPouzols

src/xradio/measurement_set/schema.py

@@ -1373,11 +1373,13 @@ class AntennaXds:
     """ Name of the station pad (relevant to arrays with moving antennas). """
     mount: Coord[AntennaName, str]
     """ Mount type of the antenna. Reserved keywords include: ”EQUATORIAL” - equatorial mount;
-    ”ALT-AZ” - azimuth-elevation mount;
-    "ALT-AZ+ROTATOR"  alt-az mount with feed rotator; introduced for ASKAP dishes;
+    ”ALT-AZ”: azimuth-elevation mount;
+    "ALT-AZ+ROTATOR": alt-az mount with feed rotator; introduced for ASKAP dishes;
     "ALT-AZ+NASMYTH-R": Nasmyth mount with receivers at the right-hand side of the cabin. Many high-frequency antennas used for VLBI have such a mount typel;
-    "ALT-AZ+NASMYTH-L:: Nasmyth mount with receivers at the left-hand side of the cabin.
-    ”X-Y” - x-y mount;
+    "ALT-AZ+NASMYTH-L": Nasmyth mount with receivers at the left-hand side of the cabin.
+    "ALT-AZ+BWG-R": alt-az mount that uses a Beam Wave Guide to bring the focus down to the pedestal. The receivers are at the right-hand side of the cabin (-R). Compared to the Nasmyth mounts there is an extra correction term because there are now two rotating mirrors. See https://arxiv.org/abs/2210.13381 for more details.
+    "ALT-AZ+BWG-L": alt-az mount that uses a Beam Wave Guide, as above, but with receivers at the left-hand side of the cabin.
+    ”X-Y”: x-y mount;
     ”SPACE-HALCA” - specific orientation model."""
     telescope_name: Coord[AntennaName, str]
     """ Useful when data is combined from mutiple arrays for example ACA + ALMA. """
@@ -1455,11 +1457,13 @@ class GainCurveXds:
     """ Name of the station pad (relevant to arrays with moving antennas). """
     mount: Coord[AntennaName, str]
     """ Mount type of the antenna. Reserved keywords include: ”EQUATORIAL” - equatorial mount;
-    ”ALT-AZ” - azimuth-elevation mount;
-    "ALT-AZ+ROTATOR"  alt-az mount with feed rotator; introduced for ASKAP dishes;
+    ”ALT-AZ”: azimuth-elevation mount;
+    "ALT-AZ+ROTATOR": alt-az mount with feed rotator; introduced for ASKAP dishes;
     "ALT-AZ+NASMYTH-R": Nasmyth mount with receivers at the right-hand side of the cabin. Many high-frequency antennas used for VLBI have such a mount typel;
-    "ALT-AZ+NASMYTH-L:: Nasmyth mount with receivers at the left-hand side of the cabin.
-    ”X-Y” - x-y mount;
+    "ALT-AZ+NASMYTH-L": Nasmyth mount with receivers at the left-hand side of the cabin.
+    "ALT-AZ+BWG-R": alt-az mount that uses a Beam Wave Guide to bring the focus down to the pedestal. The receivers are at the right-hand side of the cabin (-R). Compared to the Nasmyth mounts there is an extra correction term because there are now two rotating mirrors. See https://arxiv.org/abs/2210.13381 for more details.
+    "ALT-AZ+BWG-L": alt-az mount that uses a Beam Wave Guide, as above, but with receivers at the left-hand side of the cabin.
+    ”X-Y”: x-y mount;
     ”SPACE-HALCA” - specific orientation model."""
     telescope_name: Coord[AntennaName, str]
     """ Useful when data is combined from mutiple arrays for example ACA + ALMA. """
@@ -1512,12 +1516,14 @@ class PhaseCalibrationXds:
     """ Name of the station pad (relevant to arrays with moving antennas). """
     mount: Coord[AntennaName, str]
     """ Mount type of the antenna. Reserved keywords include: ”EQUATORIAL” - equatorial mount;
-    ”ALT-AZ” - azimuth-elevation mount;
-    "ALT-AZ+ROTATOR"  alt-az mount with feed rotator; introduced for ASKAP dishes;
+    ”ALT-AZ”: azimuth-elevation mount;
+    "ALT-AZ+ROTATOR": alt-az mount with feed rotator; introduced for ASKAP dishes;
     "ALT-AZ+NASMYTH-R": Nasmyth mount with receivers at the right-hand side of the cabin. Many high-frequency antennas used for VLBI have such a mount typel;
-    "ALT-AZ+NASMYTH-L:: Nasmyth mount with receivers at the left-hand side of the cabin.
-    ”X-Y” - x-y mount;
-    ”SPACE-HALCA” - specific orientation model."""
+    "ALT-AZ+NASMYTH-L": Nasmyth mount with receivers at the left-hand side of the cabin.
+    "ALT-AZ+BWG-R": alt-az mount that uses a Beam Wave Guide to bring the focus down to the pedestal. The receivers are at the right-hand side of the cabin (-R). Compared to the Nasmyth mounts there is an extra correction term because there are now two rotating mirrors. See https://arxiv.org/abs/2210.13381 for more details.
+    "ALT-AZ+BWG-L": alt-az mount that uses a Beam Wave Guide, as above, but with receivers at the left-hand side of the cabin.
+    ”X-Y”: x-y mount;
+    ”SPACE-HALCA”: specific orientation model."""
     telescope_name: Coord[AntennaName, str]
     """ Useful when data is combined from mutiple arrays for example ACA + ALMA. """
     receptor_label: Coord[ReceptorLabel, str]