z_to_portnum¶
- bapsflib.lapd.tools.z_to_portnum(z: int | float | Quantity, unit='cm', round_to_nearest=False) Quantity ¶
Converts LaPD axial z location to port number.
- Parameters:
z – axial z location
unit – string or
astropy.units
specifying unit typeround_to_nearest (bool) –
False
(DEFAULT),True
will round the port number to the nearest full integer
Note
Port 53 defines z = 0 cm and is the most Northern port. The +z axis points South towards the main cathode.