Station

channel_layout

channel_layout	Description	Example
Required: False Type: <enum ‘ChannelLayoutEnum’> Units: None	How the station channels were laid out.	X

channels_recorded

channels_recorded	Description	Example
Required: True Type: list[str] Units: None	List of components recorded by the station. Should be a summary of all channels recorded. Dropped channels will be recorded in Run metadata.	“[ Ex, Ey, Hx, Hy, Hz, T]”

comments.author

comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

comments.time_stamp

comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pa ndas._libs.tslibs.timestamps.Timest Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

comments.value

comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

data_type

data_type	Description	Example
Required: True Type: <enum ‘DataTypeEnum’> Units: None	Type of data recorded. If multiple types input as a comma separated list.	BBMT

fdsn.id

fdsn.id	Description	Example
Required: False Type: str | None Units: None	Given FDSN archive ID name.	MT001

fdsn.network

fdsn.network	Description	Example
Required: False Type: str | None Units: None	Given two character FDSN archive network code. Needs to be 2 alpha numeric characters.	EM

fdsn.channel_code

fdsn.channel_code	Description	Example
Required: False Type: str | None Units: None	Three character FDSN channel code. http://docs.fdsn.org/projects/source- identifiers/en/v1.0/channel-codes.html	LQN

fdsn.new_epoch

fdsn.new_epoch	Description	Example
Required: False Type: bool | None Units: None	Boolean telling if a new epoch needs to be created or not.	False

fdsn.alternate_code

fdsn.alternate_code	Description	Example
Required: False Type: str | None Units: None	Alternate Code	_INT-NON_FDSN .UNRESTRICTED _US-ALL _US-MT _US-MT-TA

fdsn.alternate_network_code

fdsn.alternate_network_code	Description	Example
Required: False Type: str | None Units: None	Alternate Network Code	_INT-NON_FDSN .UNRESTRICTED _US-ALL _US-MT _US-MT-TA

geographic_name

geographic_name	Description	Example
Required: True Type: <class ‘str’> Units: None	Closest geographic name to the station, usually a city, but could be another common geographic location.	Whitehorse, YK

id

id	Description	Example
Required: True Type: <class ‘str’> Units: None	Station ID name. This should be an alpha numeric name that is typically 5-6 characters long. Commonly the project name in 2 or 3 letters and the station number.	MT001

run_list

run_list	Description	Example
Required: True Type: list[str] Units: None	List of runs recorded by the station. Should be a summary of all runs recorded.	[ mt001a, mt001b, mt001c ]

location.latitude

location.latitude	Description	Example
Required: False Type: float | None Units: degrees	Latitude of the location.	12.324

location.longitude

location.longitude	Description	Example
Required: False Type: float | None Units: degrees	Longitude of the location.	12.324

location.elevation

location.elevation	Description	Example
Required: False Type: <class ‘float’> Units: meters	Elevation of the location.	1234.0

location.datum

location.datum	Description	Example
Required: False Type: str | int Units: None	Datum of the location values. Usually a well known datum like WGS84.	WGS 84

location.x

location.x	Description	Example
Required: False Type: float | None Units: meters	relative distance to the center of the station	10.0

location.y

location.y	Description	Example
Required: False Type: float | None Units: meters	relative distance to the center of the station	10.0

location.z

location.z	Description	Example
Required: False Type: float | None Units: meters	relative elevation to the center of the station	10.0

location.latitude_uncertainty

location.latitude_uncertainty	Description	Example
Required: False Type: float | None Units: degrees	uncertainty in latitude estimation in degrees	0.01

location.longitude_uncertainty

location.longitude_uncertainty	Description	Example
Required: False Type: float | None Units: degrees	uncertainty in longitude estimation in degrees	0.01

location.elevation_uncertainty

location.elevation_uncertainty	Description	Example
Required: False Type: float | None Units: meters	uncertainty in elevation estimation	0.01

location.x2

location.x2	Description	Example
Required: False Type: float | None Units: meters	relative distance to the center of the station	10.0

location.y2

location.y2	Description	Example
Required: False Type: float | None Units: meters	relative distance to the center of the station	10.0

location.z2

location.z2	Description	Example
Required: False Type: float | None Units: meters	relative elevation to the center of the station	10.0

location.x_uncertainty

location.x_uncertainty	Description	Example
Required: False Type: float | None Units: meters	uncertainty in longitude estimation in x-direction	0.01

location.y_uncertainty

location.y_uncertainty	Description	Example
Required: False Type: float | None Units: meters	uncertainty in longitude estimation in y-direction	0.01

location.z_uncertainty

location.z_uncertainty	Description	Example
Required: False Type: float | None Units: meters	uncertainty in longitude estimation in z-direction	0.01

location.declination.comments.author

location.declination.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

location.declination.comments.time_stamp

location.declination.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pa ndas._libs.tslibs.timestamps.Timest Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

location.declination.comments.value

location.declination.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

location.declination.model

location.declination.model	Description	Example
Required: True Type: <enum ‘GeomagneticModelEnum’> Units: None	geomagnetic reference model used to calculate declination	WMM

location.declination.epoch

location.declination.epoch	Description	Example
Required: False Type: str | None Units: None	Epoch for which declination was approximated in.	2020

location.declination.value

location.declination.value	Description	Example
Required: True Type: <class ‘float’> Units: degrees	declination angle relative to geographic north positive clockwise	12.5

location.geographic_location.country

location.geographic_location.country	Description	Example
Required: False Type: str | list[str] | None Units: None	Country of the geographic location, should be spelled out in full. Can be a list of countries.	United States of America

location.geographic_location.state

location.geographic_location.state	Description	Example
Required: False Type: str | list[str] | None Units: None	State or province of the geographic location, should be spelled out in full. Can be a list of states or provinces.	[Colorado, Utah]

location.geographic_location.county

location.geographic_location.county	Description	Example
Required: False Type: str | list[str] | None Units: None	County of the geographic location, should be spelled out in full. Can be a list of counties.	[Douglass, Fayet]

location.geographic_location.township

location.geographic_location.township	Description	Example
Required: False Type: str | list[str] | None Units: None	Township or city name or code.	090

location.geographic_location.section

location.geographic_location.section	Description	Example
Required: False Type: str | list[str] | None Units: None	Section name or code.	012

location.geographic_location.quarter

location.geographic_location.quarter	Description	Example
Required: False Type: str | list[str] | None Units: None	Quarter section code.	400

location.geographic_location.parcel

location.geographic_location.parcel	Description	Example
Required: False Type: str | list[str] | None Units: None	Land parcel ID.	46b29a

orientation.method

orientation.method	Description	Example
Required: True Type: <enum ‘OrientationMethodEnum’> Units: None	method for orienting station layout	compass

orientation.reference_frame

orientation.reference_frame	Description	Example
Required: True Type: <enum ‘GeographicReferenceFrameEnum’> Units: None	“Reference frame for station layout. There are only 2 options geographic and geomagnetic. Both assume a right-handed coordinate system with North=0 E=90 and vertical positive downward”	geomagnetic

orientation.angle_to_geographic_north

orientation.angle_to_geographic_north	Description	Example
Required: False Type: float | None Units: degrees	“Angle to rotate the data to align with geographic north. If this number is 0 then it is assumed the data are aligned with geographic north in a right handed coordinate system.”	geomagnetic

orientation.value

orientation.value	Description	Example
Required: False Type: mt_metadata.common.enumerations.Cha nnelOrientationEnum | None Units: None	“Channel orientation relative to each other”	orthogonal

acquired_by.organization

acquired_by.organization	Description	Example
Required: False Type: str | None Units: None	Organization full name	mt gurus

acquired_by.email

acquired_by.email	Description	Example
Required: False Type: pydantic.networks.EmailStr | None Units: None	Email of the contact person	mt.guru@em.org

acquired_by.url

acquired_by.url	Description	Example
Required: False Type: pydantic.networks.AnyUrl | None | str Units: None	URL of the contact person	https://em.org

acquired_by.comments.author

acquired_by.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

acquired_by.comments.time_stamp

acquired_by.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pa ndas._libs.tslibs.timestamps.Timest Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

acquired_by.comments.value

acquired_by.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

acquired_by.author

acquired_by.author	Description	Example
Required: True Type: str | None Units: None	Persons name, should be full first and last name.	person name

provenance.creation_time

provenance.creation_time	Description	Example
Required: True Type: mt_metadata.common.mttime.MTime | str | float | int | Units: None	Date and time the file was created.	2020-02- 08T12:23:40.324 600+00:00

provenance.comments.author

provenance.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

provenance.comments.time_stamp

provenance.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pa ndas._libs.tslibs.timestamps.Timest Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

provenance.comments.value

provenance.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

provenance.log

provenance.log	Description	Example
Required: False Type: str | None Units: None	A history of changes made to the data.	2020-02- 10T14:24:45+00: 00 updated metadata

provenance.creator.organization

provenance.creator.organization	Description	Example
Required: False Type: str | None Units: None	Organization full name	mt gurus

provenance.creator.email

provenance.creator.email	Description	Example
Required: False Type: pydantic.networks.EmailStr | None Units: None	Email of the contact person	mt.guru@em.org

provenance.creator.url

provenance.creator.url	Description	Example
Required: False Type: pydantic.networks.AnyUrl | None | str Units: None	URL of the contact person	https://em.org

provenance.creator.comments.author

provenance.creator.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

provenance.creator.comments.time_stamp

provenance.creator.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pa ndas._libs.tslibs.timestamps.Timest Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

provenance.creator.comments.value

provenance.creator.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

provenance.creator.author

provenance.creator.author	Description	Example
Required: True Type: str | None Units: None	Persons name, should be full first and last name.	person name

provenance.submitter.organization

provenance.submitter.organization	Description	Example
Required: False Type: str | None Units: None	Organization full name	mt gurus

provenance.submitter.email

provenance.submitter.email	Description	Example
Required: False Type: pydantic.networks.EmailStr | None Units: None	Email of the contact person	mt.guru@em.org

provenance.submitter.url

provenance.submitter.url	Description	Example
Required: False Type: pydantic.networks.AnyUrl | None | str Units: None	URL of the contact person	https://em.org

provenance.submitter.comments.author

provenance.submitter.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

provenance.submitter.comments.time_stamp

provenance.submitter.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pa ndas._libs.tslibs.timestamps.Timest Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

provenance.submitter.comments.value

provenance.submitter.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

provenance.submitter.author

provenance.submitter.author	Description	Example
Required: True Type: str | None Units: None	Persons name, should be full first and last name.	person name

provenance.archive.organization

provenance.archive.organization	Description	Example
Required: False Type: str | None Units: None	Organization full name	mt gurus

provenance.archive.email

provenance.archive.email	Description	Example
Required: False Type: pydantic.networks.EmailStr | None Units: None	Email of the contact person	mt.guru@em.org

provenance.archive.url

provenance.archive.url	Description	Example
Required: False Type: pydantic.networks.AnyUrl | None | str Units: None	URL of the contact person	https://em.org

provenance.archive.comments.author

provenance.archive.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

provenance.archive.comments.time_stamp

provenance.archive.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pa ndas._libs.tslibs.timestamps.Timest Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

provenance.archive.comments.value

provenance.archive.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

provenance.archive.name

provenance.archive.name	Description	Example
Required: True Type: str | None Units: None	Persons name, should be full first and last name.	person name

provenance.software.author

provenance.software.author	Description	Example
Required: True Type: str | None Units: None	Author of the software	Neo

provenance.software.version

provenance.software.version	Description	Example
Required: True Type: <class ‘str’> Units: None	Software version	12.01a

provenance.software.last_updated

provenance.software.last_updated	Description	Example
Required: False Type: mt_metadata.common.mttime.MTime | str | float | int | Units: None	Most recent date the software was updated. Prefer to use version, but this works for non-versioned software.	2020-01-01

provenance.software.name

provenance.software.name	Description	Example
Required: True Type: <class ‘str’> Units: None	Software name	mtrules

time_period.end

time_period.end	Description	Example
Required: True Type: str | float | int | numpy.datetime64 | pandas._libs.tsl Units: None	End date and time of collection in UTC.	2020-02- 04T16:23:45.453 670+00:00

time_period.start

time_period.start	Description	Example
Required: True Type: str | float | int | numpy.datetime64 | pandas._libs.tsl Units: None	Start date and time of collection in UTC.	2020-02- 01T09:23:45.453 670+00:00

runs

runs	Description	Example
Required: False Type: mt_metadata.common.list_dict.ListDi ct | list | dict | Units: None	List of runs recorded by the station.	[Run(id=’mt001a ‘), Run(id=’mt0 01b’), Run(id=’ mt001c’)]

transfer_function.id

transfer_function.id	Description	Example
Required: True Type: <class ‘str’> Units: None	transfer function id	mt01_256

transfer_function.sign_convention

transfer_function.sign_convention	Description	Example
Required: True Type: <enum ‘SignConventionEnum’> Units: None	sign of the transfer function estimates

transfer_function.units

transfer_function.units	Description	Example
Required: True Type: <class ‘str’> Units: None	units of the impedance tensor estimates	milliVolt per kilometer per nanoTesla

transfer_function.runs_processed

transfer_function.runs_processed	Description	Example
Required: True Type: list[str] Units: None	list of runs used in the processing	[‘MT001a’, ‘MT001c’]

transfer_function.remote_references

transfer_function.remote_references	Description	Example
Required: True Type: list[str] Units: None	list of remote references	[‘MT002b’, ‘MT002c’]

transfer_function.processed_date

transfer_function.processed_date	Description	Example
Required: True Type: mt_metadata.common.mttime.MTime | str | float | int | Units: None	date the data were processed	2020-01- 01T12:00:00

transfer_function.processing_parameters

transfer_function.processing_parameters	Description	Example
Required: True Type: list[str] Units: None	list of processing parameters with structure name = value	[‘nfft=4096’, ‘n_windows=16’]

transfer_function.processed_by.organization

transfer_function.processed_by.organization	Description	Example
Required: False Type: str | None Units: None	Organization full name	mt gurus

transfer_function.processed_by.email

transfer_function.processed_by.email	Description	Example
Required: False Type: pydantic.networks.EmailStr | None Units: None	Email of the contact person	mt.guru@em.org

transfer_function.processed_by.url

transfer_function.processed_by.url	Description	Example
Required: False Type: pydantic.networks.AnyUrl | None | str Units: None	URL of the contact person	https://em.org

transfer_function.processed_by.comments.author

transfer_function.processed_by.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

transfer_function.processed_by.comments.time_stamp

transfer_function.processed_by.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pandas._libs.tslibs.timestamps.Timestamp | str Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

transfer_function.processed_by.comments.value

transfer_function.processed_by.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

transfer_function.processed_by.author

transfer_function.processed_by.author	Description	Example
Required: True Type: str | None Units: None	Persons name, should be full first and last name.	person name

transfer_function.processing_type

transfer_function.processing_type	Description	Example
Required: True Type: <class ‘str’> Units: None	Type of processing	robust remote reference

transfer_function.software.author

transfer_function.software.author	Description	Example
Required: True Type: str | None Units: None	Author of the software	Neo

transfer_function.software.version

transfer_function.software.version	Description	Example
Required: True Type: <class ‘str’> Units: None	Software version	12.01a

transfer_function.software.last_updated

transfer_function.software.last_updated	Description	Example
Required: False Type: mt_metadata.common.mttime.MTime | str | float | int | Units: None	Most recent date the software was updated. Prefer to use version, but this works for non-versioned software.	2020-01-01

transfer_function.software.name

transfer_function.software.name	Description	Example
Required: True Type: <class ‘str’> Units: None	Software name	mtrules

transfer_function.data_quality.warnings

transfer_function.data_quality.warnings	Description	Example
Required: False Type: str | None Units: None	any warnings about the data that should be noted	periodic pipeline noise

transfer_function.data_quality.good_from_period

transfer_function.data_quality.good_from_period	Description	Example
Required: False Type: float | None Units: None	Data are good for periods larger than this number	0.01

transfer_function.data_quality.good_to_period

transfer_function.data_quality.good_to_period	Description	Example
Required: False Type: float | None Units: None	Data are good for periods smaller than this number	1000

transfer_function.data_quality.flag

transfer_function.data_quality.flag	Description	Example
Required: False Type: int | None Units: None	Flag for data quality	0

transfer_function.data_quality.comments.author

transfer_function.data_quality.comments.author	Description	Example
Required: False Type: str | None Units: None	person who authored the comment	Pedantic

transfer_function.data_quality.comments.time_stamp

transfer_function.data_quality.comments.time_stamp	Description	Example
Required: False Type: float | int | numpy.datetime64 | pandas._libs.tslibs.timestamps.Timestamp | str Units: None	Date and time of in UTC of when comment was made.	2020-02- 01T09:23:45.453 670+00:00

transfer_function.data_quality.comments.value

transfer_function.data_quality.comments.value	Description	Example
Required: False Type: str | list | None Units: None	comment string	failure at midnight.

transfer_function.data_quality.rating.author

transfer_function.data_quality.rating.author	Description	Example
Required: False Type: str | None Units: None	Author of who rated the data.	gradstudent ace

transfer_function.data_quality.rating.method

transfer_function.data_quality.rating.method	Description	Example
Required: False Type: str | None Units: None	The method used to rate the data.	standard deviation

transfer_function.data_quality.rating.value

transfer_function.data_quality.rating.value	Description	Example
Required: True Type: int | None | str Units: None	A rating from 1-5 where 1 is bad and 5 is good and 0 if unrated.	4

transfer_function.coordinate_system

transfer_function.coordinate_system	Description	Example
Required: True Type: <enum ‘GeographicReferenceFrameEnum’> Units: None	coordinate system that the transfer function is in. It is strongly recommended that the transfer functions be rotated to align with geographic coordinates with geographic north as 0 and east as 90.	geographic

transfer_function.processing_config

transfer_function.processing_config	Description	Example
Required: False Type: str | None Units: None	processing configuration	aurora.processi ng