EFIT Signals

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MDSplus

REVIEW

READA/G

EFIT variable

Label

Units

A1GAM

A1GAM

A1GAM

n/a

viewing geometry coefficients

(dimensionless)

A2GAM

A2GAM

A2GAM

n/a

viewing geometry coefficients

(dimensionless)

A3GAM

A3GAM

A3GAM

n/a

viewing geometry coefficients

(dimensionless)

A4GAM

A4GAM

A4GAM

n/a

viewing geometry coefficients

(dimensionless)

A5GAM

A5GAM

A5GAM

n/a

viewing geometry coefficients

(dimensionless)

A6GAM

A6GAM

A6GAM

n/a

viewing geometry coefficients

(dimensionless)

CCBRSP

CCBRSP

CCBRSP

n/a

calculated f-coil currents (A)

(dimensionless)

CCHISQ

CCHISQ

CCHISQ

n/a

chisq vs. iteration

(dimensionless)

CDFLUX

CDFLUX

CDFLUX

n/a

calculated diamagnetic flux

(dimensionless)

CECURR

CECURR

CECURR

n/a

calculated e-coil currents (A)

(dimensionless)

CERROR

CERROR

CERROR

n/a

error vs. iteration

(dimensionless)

CHIGAM

CHIGAM

CHIGAM

n/a

chisq vs. polarimetries

(dimensionless)

CMGAM

CMGAM

CMGAM

n/a

Calculated polarimetry signals

(dimensionless)

CMPR2

CMPR2

CMPR2

n/a

calculated magnetic probes

(dimensionless)

CPASMA

CPASMA

CPASMA

n/a

calculated plasma current (A)

(dimensionless)

CSILOP

CSILOP

CSILOP

n/a

calculated flux loops

(dimensionless)

CZMAXI

CZMAXI

CZMAXI

n/a

Zm (cm) vs. iteration

(dimensionless)

DAREA

DAREA

DAREA

n/a

plasma coefficients normalization

(dimensionless)

DIAMAG

DIAMAG

DIAMAG

n/a

measured diamagnetic flux

(dimensionless)

ECCURT

ECCURT

ECCURT

n/a

measured e-coil currents (A)

(dimensionless)

EXPMPI

EXPMPI

EXPMPI

n/a

measured magnetic probes

(dimensionless)

FCCURT

FCCURT

FCCURT

n/a

measured f-coil currents (A)

(dimensionless)

FWTEC

FWTEC

FWTEC

n/a

weight for e-coil currents

(dimensionless)

FWTFC

FWTFC

FWTFC

n/a

weight for f-coil currents

(dimensionless)

FWTGAM

FWTGAM

FWTGAM

n/a

fit weight for each MSE channel

(dimensionless)

FWTMP2

FWTMP2

FWTMP2

n/a

weight for magnetic probes

(dimensionless)

FWTSI

FWTSI

FWTSI

n/a

weight for flux loops

(dimensionless)

MSEBKP

MSEBKP

MSEBKP

n/a

background subtraction switch (1 or 0)

(dimensionless)

PLASMA

PLASMA

PLASMA

n/a

measured plasma current (A)

(dimensionless)

PRESSR

PRESSR

PRESSR

n/a

pressure vs. normalized flux (kinetic EFITs only)

(dimensionless)

RPRESS

RPRESS

RPRESS

n/a

<0: input pressure profile vs flux. >0: R coordinates for input pressure profile (m)

(dimensionless)

RRGAM

RRGAM

RRGAM

n/a

radius of MSE channels (m)

(dimensionless)

SAIMPI

SAIMPI

SAIMPI

n/a

chisq vs. magnetic probes

(dimensionless)

SAISIL

SAISIL

SAISIL

n/a

chisq vs. PSI loops

(dimensionless)

SIGDIA

SIGDIA

SIGDIA

n/a

uncertainty of diamagnetic flux

(dimensionless)

SIGGAM

SIGGAM

SIGGAM

n/a

uncertainty in TANGAM

(dimensionless)

SIGPRE

SIGPRE

SIGPRE

n/a

uncertainty in pressure (???)

(dimensionless)

SILOPT

SILOPT

SILOPT

n/a

measured flux loops

(dimensionless)

TANGAM

TANGAM

TANGAM

n/a

Tangent of measured MSE pitch angle

(dimensionless)

TIME

TIME

TIME

n/a

Time base

(dimensionless)

XRSP

XRSP

XRSP

n/a

plasma coefficients

(dimensionless)

ZPRESS

ZPRESS

ZPRESS

n/a

z locations for PRESSR points (if not vs. normalized psi) (m)

(dimensionless)

ZZGAM

ZZGAM

ZZGAM

n/a

z position of MSE channels (m)

(dimensionless)

ALPHA

ALPHA

ALPHA

ALPHA

Shafranov boundary line integral parameter

(dimensionless)

AMINOR

AMINOR

AMINOR

AOUT

minor radius

m

AREA

AREA

AREA

AREA0

cross section area

m^2

ATIME

ATIME

atime

n/a

Timebase for a0 signals

ms

BCENTR

BCENTR

BCENTR

BCENTR

vacuum toroidal magnetic field at RCENRM

T

BETAN

BETAN

BETAN

n/a

normalized beta (calculated by reada.pro)

(dimensionless)

BETAP

BETAP

BETAP

BETAP

beta poloidal

(dimensionless)

BETAPD

BETAPD

BETAPD

BETAPD

diamagnetic poloidal beta

(dimensionless)

BETAT

BETAT

BETAT

BETAT

toroidal beta

(dimensionless)

BETATD

BETATD

BETATD

BETATD

diamagnetic toroidal beta

(dimensionless)

BPOLAV

BPOLAV

BPLOAV

BPOLAV

average poloidal field defined through Ampere's law

T

BT0

BT0PLA

BTM

BTAXP

toroidal field at magnetic axis

T

BT0VAC

BT0VAC

BTVAC

BTAXV

vacuum toroidal field at magnetic axis

T

CHIMSE

CHIMSE

CHIGAM

CHIGAMT

MSE chi^2

(dimensionless)

CHIPRE

CHIPRE

CHIPRE

n/a

pressure chi^2

(dimensionless)

CHISQ

CHISQ

CHISQ

TSAISQ

magnetic chi^2

(dimensionless)

CPROF

CPROF

CPROF

CPROF

current profile parametrization parameter

(dimensionless)

DENSITY

DENSITY

DENSITY

see DENSR0 or DENSV2

Density from either DENSV2 or DENSR0

/m^3

DENSR0

DENSR0

CO2DR

DCO2R0

line averaged density from CO2 interfermeter chord R0

/m^3

DENSV1

DENSV1

CO2D1

DCO2V1

line averaged density from CO2 interfermeter chord v1

/m^3

DENSV2

DENSV2

DENSV2

DCO2V2

line averaged density from CO2 interfermeter chord V2

/m^3

DENSV3

DENSV3

CO2D3

DCO2V3

line averaged density from CO2 interfermeter chord v3

/m^3

DIAMAG

DFLUX

DIAMAG

FLUXX

diamagnetic loop signal

???

DIAMGC

DFLUXF

DIAMGC

CDFLUX

computed diamagnetic flux

???

DITE

DITE

DITE

n/a

???waiting for info from Ted Strait???

(dimensionless)

DRSEP

DRSEP

SSEP

SSEP

outboard radial distance to external second separatrix for single null configurations. positive for double nulls or single top null and negative for single bottom null.

m

ERROR

TERROR

EPS

TERROR

convergence error

(dimensionless)

FEXPAN

FEXPAN

FEXPAN

FEXPAN

flux expansion at x point

???

FEXPVS

FEXPVS

FEXPVS

FEXPVS

flux expansion at outer lower vessel strike point

???

GAPBOT

GAPBOT

GAPBOT

OBOTT

bottom gap

m

GAPIN

GAPIN

GAPIN

OLEFT

inboard gap

m

GAPOUT

GAPOUT

GAPOUT

ORIGHT

outboard gap

m

GAPTOP

GAPTOP

GAPTOP

OTOP

top gap

m

IN

IN

IN

n/a

normalized current

(dimensionless)

INDENT

INDENT

INDENT

XNDNT

indentation

(dimensionless)

IPMEAS

IPMEAS

IPMEAS

PASMAT

measured plasma current

A

IPMHD

IPMHD

IPMHD

CPASMA

fitted plasma current

A

J0N

JT0N

J0N

CJ0R0

normalized current density at the magnetic axis

(dimensionless)

J1N

J1N

C1JAVE

C1JAVE

normalized average current density in outer 5% of poloidal flux

(dimensionless)

J95N

JT95

CJOR95

CJOR95

normalized flux surface average current density at 95% of normalized poloidal flux

(dimensionless)

J99N

J99N

CJOR99

CJOR99

normalized flux surface average current density at 99% of normalized poloidal flux

(dimensionless)

KAPPA

KAPPA

KAPPA

EOUT

elongation at plasma boundary

(dimensionless)

KAPPA0

KAPPA0

ELONGM

ELONGM

elongation at magnetic axis

(dimensionless)

LI

LI

LI

ALI

internal inductance

(dimensionless)

NEBAR_R0

NEBAR_R0

NEBAR_R0

see DENSR0 or DENSV2

Line averaged density from interferometer chord R0

/m^3

NEBAR_V1

NEBAR_V1

NEBAR_V1

see DENSR0 or DENSV2

Line averaged density from interferometer chord V1

/m^3

NEBAR_V2

NEBAR_V2

NEBAR_V2

see DENSR0 or DENSV2

Line averaged density from interferometer chord V2

/m^3

NEBAR_V3

NEBAR_V3

NEBAR_V3

see DENSR0 or DENSV2

Line averaged density from interferometer chord V3

/m^3

NINDX

VERTIN

NINDX

VERTN

vertical stability index

(dimensionless)

ORING

ORING

ORING

ORING

???

???

PATHR0

PATHR0

PATH1R

RCO2R0

path length for R0 CO2 chord

m

PATHV1

PATHV1

PATH1V

RCO2V1

path length for v1 CO2 chord

m

PATHV2

PATHV2

PATHV2

RCOWV2

path length for v2 CO2 chord

m

PATHV3

PATHV3

PATH3V

RCO2V3

path length for v3 CO2 chord

m

PBINJ

PBINJ

PBINJ

PBINJ

injected beam power

W

POH

POH

POH

n/a

Ohmic power

W

PP95

PP95

PP95

PP95

normalized P'(y) at 95% normalized poloidal flux

(dimensionless)

PSI0

PSI0

PSIM

SIMAGX

psi at magnetic axis

V s / rad

PSIBDY

PSIBDY

PSIBDY

SIBDRY

psi at boundary

V s / rad

PSIBDYDOT

PSIBDYDOT

PSIBDYDOT

n/a

Time derivative of poloidal flux at boundary

V / rad

PSIREF

PSIREF

PSIREF

PSIREF

reference poloidal flux in VS/rad

V s / rad

PSURFA

PSURFA

PSURFA

PSURFA

plasma boundary surface area m^2

m^2

Q0

Q0

QM

QQMAGX

q at magnetic axis

(dimensionless)

Q95

Q95

Q95

QSIB

q at 95% flux surface

(dimensionless)

QL

QL

QL

QOUT

q at boundary

(dimensionless)

QMERCI

QMERCI

QMERCI

QMERCI

q(0) needed for Mercier stability (calc may not work)

(dimensionless)

QMIN

QMIN

QMIN

QQMIN

minimum q

(dimensionless)

QSTAR

QSTAR

QSTAR

QSTA

equivalent (kink) safety factor q*

(dimensionless)

R0

R0

RM

RMAGX

major radius of magnetic axis

m

RBCENT

RBCENT

RCENRM

RCENCM

major radius for vacuum field BCENTR

m

RCUR

RCUR

RCUR

RCURRT

major radius of current centroid

m

RHOQMIN

RQMIN

RHOQMIN

RQQMIN

radius of qmin (rho=normalized sqrt volume)

(sqrt normalized toroidal flux coordinate)

RMIDIN

RMIDIN

RMIDIN

RMIDIN

major radius of inner separatrix at midplane

m

RMIDOUT

GAPRP1

RMIDOUT

RMIDOUT

major radius of outer separatrix at midplane

m

RQ1

AQ1

RQ1

AAQ1

minor radius of q=1 surface

m

RQ2

AQ2

RQ2

AAQ2

minor radius of q=2 surface

m

RQ3

RQ3

RQ3

AAQ3

minor radius of q=3 surface

m

RSURF

RSURF

RSURF

ROUT

major radius of geometric center

m

RTTT

RTTT

RTTT

RTTT

Shafranov boundary line integral parameter

(dimensionless)

RVSIN

RVSEP1

RVSIN

RVSIN

major radius of vessel inner hit spot

m

RVSOUT

RVSEP2

RVSOUT

RVSOUT

major radius of vessel outer hit spot

m

RXPT1

RXPT1

RXPT1

RSEPS

major radius of lower x point

m

RXPT2

RXPT2

RXPT2

RSEPS

major radius of upper x point

m

S1

S1

S1

S1

Shafranov boundary line integrals

(dimensionless)

S2

S2

S2

S2

Shafranov boundary line integrals

(dimensionless)

S3

S3

S3

S3

Shafranov boundary line integrals

(dimensionless)

SEPBOT

SEPBOT

SEPBOT

OBOTS

bottom gap of external second separatrix

m

SEPEXP

SEPEXP

SEPEXP

SEPEXP

separatrix radial expansion

m

SEPIN

SEPIN

SEPIN

OLEFS

inner gap of external second separatrix

m

SEPLIM

SEPLIM

SEPLIM

SEPLIM

> 0 for minimum gap in divertor configurations, < 0 absolute value for minimum distance to external separatrix in limiter configurations

m

SEPNOSE

SEPNOSE

SEPNOSE

SEPNOSE

radial distance between x point and external field line at ZNOSE

m

SEPOUT

SEPOUT

SEPOUT

ORIGHS

outer gap of external second separatrix

m

SEPTOP

SEPTOP

SEPTOP

OTOPS

top gap of external second separatrix

m

SHEAR

SHEAR

SHEAR

SHEARB

magnetic shear at 95% enclosed normalized flux

(dimensionless)

SLANTL

SLANTL

SLANTL

SLANTL

gap to lower outboard limiter

m

SLANTU

SLANTU

SLANTU

SLANTU

gap to upper outboard limiter

m

SSI01

S01

SSI01

SSI01

magnetic shear at 1% of normalized poloidal flux

(dimensionless)

SSI95

S95

SSI95

SSI95

magnetic shear at 95% of normalized poloidal flux

(dimensionless)

TAUDIA

TAUDIA

TAUDIA

TAUDIA

diamagnetic energy confinement time

s

TAUMHD

TAUMHD

TAUMHD

TAUMHD

energy confinement time

s

TAVEM

TAVEM

TAVEM

TAVEM

averaging time

s

TRIBOT

TRIBOT

TRIBOT

DOUTU

bottom triangularity

(dimensionless)

TRITOP

TRITOP

TRITOP

DOUTL

top triangularity

(dimensionless)

VLOOPMHD

VLOOP

VLOOPT

VLOOPT

measured loop voltage

V

VOLUME

VOLUME

VOLUME

VOUT

plasma volume

m^3

VSURF

VSURF

VSURF

VSURFA

surface loop voltage

V

WB

WB

WB

n/a

Poloidal magnetic field stored energy

J

WBDOT

WBDOT

WBDOT

WBDOT

time derivative of poloidal magnetic energy

W

WDIA

WDIA

WDIA

WPLASMD

diamagnetic energy

J

WMHD

WMHD

WMHD

WPLASM

total plasma energy

J

WPDOT

WPDOT

WPDOT

WPDOT

time derivative of plasma stored energy

W

XNNC

NNC

XNNC

XNNC

vertical stability parameter, vacuum field index normalized to critical index

(dimensionless)

YYY2

Y2

YYY2

YYY2

Shafranov Y2 current moment

(dimensionless)

Z0

Z0

ZM

ZMAGX

z position of magnetic axis

m

ZCUR

ZCUR

ZCUR

ZURRT

z position of current centroid

m

ZSURF

ZSURF

ZSURF

ZSURF

z position of geometric center

m

ZUPERTS

ZUPTS

ZUPERTS

ZUPERTS

z position of separatrix at Thomson chord

m

ZVSIN

ZVSEP1

ZVSIN

ZVSIN

Z of vessel inner strike point

m

ZVSOUT

ZVSEP2

ZVSOUT

ZVSOUT

Z of vessel outer strike point

m

ZXPT1

ZXPT1

ZXPT1

ZVSEPS

z position of lower x point

m

ZXPT2

ZXPT2

ZXPT2

ZVSEPS

z position of upper x point

m

BCENTR

bcentr

bcentr

bcentr

Vacuum toroidal magnetic field at RCENTR

T

BDRY

bdry

bdry

rbdry,zbdry

R,Z of boundary points

m

CPASMA

cpasma

cpasma

cpasma

Plasma current

A

EPOTEN

epoten

epoten

epoten

electrostatic potential function Er/RBz

???

FFPRIM

ffprim

ffprim

ffprim

FF`(psi) on uniform flux grid

(T m)^2 / (V s / rad)

FPOL

fpol

fpol

fpol

Poloidal current function, F = R * Bt on flux grid

T m

GTIME

GTIME

gtime

n/a

Timebase for g0 signals

ms

LIM

lim

lim

xlim,ylim

X,Y of limiter

m

LIMITR

limitr

limitr

limitr

Number of limiter points

(dimensionless)

MH

mh

mh

mh

Number of vertical Z grid points

(dimensionless)

MW

mw

mw

mw

Number of horizontal R grid points

(dimensionless)

NBDRY

nbdry

nbdry

nbdry

Number of boundary points

(dimensionless)

PPRIME

pprime

pprime

pprime

P`(psi) on uniform flux grid

(N / m^2) / (V s / rad)

PRES

pres

pres

pres

Plasma pressure on uniform flux grid

N / m^2

PSIRZ

psirz

psirz

psirz

Poloidal flux on the rectangular grid points

V s / rad

QPSI

qpsi

qpsi

qpsi

q values on uniform flux grid from axis to boundary

(dimensionless)

R

r

r

r

radial coordinates of grid

m

RGRID1

rgrid1

rgrid1

rgrid1

m

RHOVN

rhovn

rhovn

rhovn

normalized rho

(dimensionless)

RMAXIS

rmaxis

rmaxis

rmaxis

R of magnetic axis in meter

m

RZERO

rzero

rzero

rzero

m

SSIBRY

ssibry

ssibry

ssibry

poloidal flux at the plasma boundary

V s / rad

SSIMAG

ssimag

ssimag

ssimag

poloidal flux at magnetic axis

V s / rad

XDIM

xdim

xdim

xdim

Horizontal dimension of computational box

m

Z

z

z

z

elevation coordinates of grid

m

ZDIM

zdim

zdim

zdim

Vertical dimension of computational box

m

ZMAXIS

zmaxis

zmaxis

zmaxis

Z of magnetic axis

m

ZMID

zmid

zmid

zmid

Z of center of computational box

m