Version:2.2.9

NumericalData

ResourceHeader

ResourceName

Yellowknife (YKNF) Ground-based Vector Magnetic Field (L2) 0.5 s Data

ReleaseDate

2019-08-05 15:03:35Z

Description

Yellowknife, NT, Ground-based Vector Magnetic Field Level 2 Data, 0.5 s Time Resolution, Station Code: (YKNF), Station Location: (GEO Latitude 62.5, Longitude 245.7), THEMIS GBO/UCLA Network

Acknowledgement

Please acknowledge V. Angelopoulos, C.T. Russell, (University of California, Berkeley, University of California, Los Angeles, respectively, NASA NAS5-02099)

Contacts

	Role	Person
1.	PrincipalInvestigator	spase://SMWG/Person/Vassilis.Angelopoulos
2.	PrincipalInvestigator	spase://SMWG/Person/Christopher.T.Russell
3.	MetadataContact	spase://SMWG/Person/Robert.E.McGuire
4.	MetadataContact	spase://SMWG/Person/Lee.Frost.Bargatze

InformationURL

Name

THEMIS Ground-based Observatory (GBO) Network Information Web Site

URL

http://themis.ssl.berkeley.edu/gmag_desc.shtml

Description

THEMIS Ground-based Observatory (GBO) MAGnetometers (GMAGs)

PriorIDs

spase://VMO/NumericalData/THEMIS/Ground/Yellowknife/Magnetometer/PT0.5S

AccessInformation

RepositoryID

spase://SMWG/Repository/NASA/GSFC/SPDF

Availability

Online

AccessRights

Open

AccessURL

Name

FTP access to files at SPDF

URL

ftps://spdf.gsfc.nasa.gov/pub/data/themis/thg/l2/mag/yknf/

Description

In CDF via ftp from SPDF.

AccessURL

Name

HTTP access to files at SPDF

URL

https://spdf.gsfc.nasa.gov/pub/data/themis/thg/l2/mag/yknf/

Description

In CDF via http from SPDF.

AccessURL

Name

CDAWeb

URL

https://cdaweb.gsfc.nasa.gov/index.html/

ProductKey

THG_L2_MAG_YKNF

Description

Access to ASCII, CDF, and plots via NASA/GSFC CDAWeb

Format

CDF

Encoding

None

Acknowledgement

Please acknowledge V. Angelopoulos, C.T. Russell, (University of California, Berkeley, University of California, Los Angeles, respectively, NASA NAS5-02099). Please acknowledge the data providers and CDAWeb when using these data.

ProcessingLevel

Calibrated

MeasurementType

MagneticField

TemporalDescription

TimeSpan

StartDate

2008-03-12 00:00:00

StopDate

2008-10-22 17:27:54

Cadence

PT0.5S

Parameter #1

Name

B in HEZ Components

Set

Time series defined by using: thg_mag_yknf_epoch

ParameterKey

thg_mag_yknf

Description

Magnetic field B in HEZ vector components

Cadence

PT0.5S

Units

nT

UnitsConversion

1e-9>T

CoordinateSystem

CoordinateRepresentation

Cartesian

CoordinateSystemName

LGM

RenderingHints

DisplayType

TimeSeries

AxisLabel

B in HEZ Components

ValueFormat

f7.1

ScaleType

LinearScale

Structure

Size

3

Element

Name

Magnetic North - H

Qualifier

Component.I

Index

1

RenderingHints

AxisLabel

1

Element

Name

Magnetic East - E

Qualifier

Component.J

Index

2

RenderingHints

AxisLabel

2

Element

Name

Vertical Down - Z

Qualifier

Component.K

Index

3

RenderingHints

AxisLabel

3

ValidMin

-60000.0

ValidMax

60000.0

FillValue

NaN

Field

Qualifier

Vector

FieldQuantity

Magnetic

Parameter #2

Name

H component of B

Set

Time series defined by using: thg_mag_yknf_epoch

ParameterKey

thg_magh_yknf

Description

---> H - Local magnetic North component of B

Caveats

This parameter is virtual. It is calculated by calling the function ALTERNATE_VIEW with the following input parameters: thg_mag_yknf.

Cadence

PT0.5S

Units

nT

UnitsConversion

1e-9>T

RenderingHints

DisplayType

TimeSeries

AxisLabel

Magnetic North - H

ValueFormat

f7.1

ScaleType

LinearScale

ValidMin

-60000.0

ValidMax

60000.0

FillValue

NaN

Field

Qualifier

Component.I

FieldQuantity

Magnetic

Parameter #3

Name

E component of B

Set

Time series defined by using: thg_mag_yknf_epoch

ParameterKey

thg_magd_yknf

Description

---> E - Local magnetic East component of B

Caveats

This parameter is virtual. It is calculated by calling the function ALTERNATE_VIEW with the following input parameters: thg_mag_yknf.

Cadence

PT0.5S

Units

nT

UnitsConversion

1e-9>T

RenderingHints

DisplayType

TimeSeries

AxisLabel

Magnetic East - E

ValueFormat

f7.1

ScaleType

LinearScale

ValidMin

-60000.0

ValidMax

60000.0

FillValue

NaN

Field

Qualifier

Component.J

FieldQuantity

Magnetic

Parameter #4

Name

Z component of B

Set

Time series defined by using: thg_mag_yknf_epoch

ParameterKey

thg_magz_yknf

Description

---> Z - Local vertical down component of B

Caveats

This parameter is virtual. It is calculated by calling the function ALTERNATE_VIEW with the following input parameters: thg_mag_yknf.

Cadence

PT0.5S

Units

nT

UnitsConversion

1e-9>T

RenderingHints

DisplayType

TimeSeries

AxisLabel

Vertical Down - Z

ValueFormat

f7.1

ScaleType

LinearScale

ValidMin

-60000.0

ValidMax

60000.0

FillValue

NaN

Field

Qualifier

Component.K

FieldQuantity

Magnetic

Parameter #5

Name

HEZ Component Number

ParameterKey

thg_mag_yknf_compno

Description

HEZ Component Number

Cadence

PT0.5S

CoordinateSystem

CoordinateRepresentation

Cartesian

CoordinateSystemName

LGM

RenderingHints

AxisLabel

HEZ Component Number

ValueFormat

i2

ScaleType

LinearScale

Structure

Size

3

Element

Name

Element 1

Qualifier

Component.I

Index

1

Element

Name

Element 2

Qualifier

Component.J

Index

2

Element

Name

Element 3

Qualifier

Component.K

Index

3

ValidMin

1

ValidMax

3

FillValue

-2147483648

Support

SupportQuantity

Other

Parameter #6

Name

thg_mag_yknf_time

ParameterKey

thg_mag_yknf_time

Description

thg_mag_yknf_time, UTC, in seconds since 01-Jan-1970 00:00:00

Caveats

Unleaped seconds

Cadence

PT0.5S

Units

s

RenderingHints

AxisLabel

UT

ValueFormat

e12.2

ValidMin

0.0

ValidMax

5.0e+09

FillValue

NaN

Support

SupportQuantity

Temporal

Parameter #7

Name

thg_mag_yknf_epoch

ParameterKey

thg_mag_yknf_epoch

Description

thg_mag_yknf_epoch

Caveats

This parameter is virtual. It is calculated by calling the function COMP_THEMIS_EPOCH with the following input parameters: thg_mag_yknf_epoch0, thg_mag_yknf_time.

Cadence

PT0.5S

RenderingHints

AxisLabel

UT

ValidMin

01-Jan-2001 00:00:00.000

ValidMax

31-Dec-2100 23:59:59.999

FillValue

31-Dec-9999 23:59:59.999

Support

SupportQuantity

Temporal

Parameter #8

Name

thg_mag_yknf_epoch0

ParameterKey

thg_mag_yknf_epoch0

Description

EPOCH0 of THEMIS TIME BASE

Caveats

EPOCH of 01-Jan-1970 00:00:00

Cadence

PT0.5S

Units

ms

UnitsConversion

1e-3>s

RenderingHints

AxisLabel

timebase

ValidMin

01-Jan-1900 00:00:00.000

ValidMax

31-Dec-2029 23:59:59.999

FillValue

31-Dec-9999 23:59:59.999

Support

SupportQuantity

Other

Parameter #9

Name

range_epoch

ParameterKey

range_epoch

Description

range_epoch

Cadence

PT0.5S

Units

ms

UnitsConversion

1e-3>s

RenderingHints

AxisLabel

UT

ValidMin

01-Jan-2001 00:00:00.000

ValidMax

31-Dec-2100 23:59:59.999

FillValue

31-Dec-9999 23:59:59.999

Support

SupportQuantity

Temporal