HMeasurement

id

id	Description	Example
Required: True Type: float | str | None Units: None	Channel number, could be location.channel_number.	1

chtype

chtype	Description	Example
Required: True Type: <class ‘str’> Units: None	channel type, should start with an ‘h’ or ‘b’	hx

x

x	Description	Example
Required: True Type: <class ‘float’> Units: meters	location of sensor relative center point in north direction	100.0

y

y	Description	Example
Required: True Type: <class ‘float’> Units: meters	location of sensor relative center point in east direction	100.0

z

z	Description	Example
Required: True Type: <class ‘float’> Units: meters	location of sensor relative center point in depth	100.0

azm

azm	Description	Example
Required: True Type: <class ‘float’> Units: degrees	orientation of the sensor relative to coordinate system, clockwise positive.	100.0

dip

dip	Description	Example
Required: True Type: <class ‘float’> Units: degrees	orientation of the sensor relative to horizontal = 0	100.0

acqchan

acqchan	Description	Example
Required: True Type: <class ‘str’> Units: None	description of acquired channel	100.0