Alphabetical List of Commands

In the following list the parts of the command names outside parentheses define the minimum abbreviation for that application (note that IRAF/CL applies a different set of abbreviations).

ADV(ANCE)

- Clear the graphics screen.

ANN(OTATE)

- Annotate the plotted data.

ARC

- Draw an arc of an ellipse.

AVEDAT

- Average the data in the XCOL and YCOL areas.

BEGP(LOT)

- Open a plotting device.

BIN

- Plot a histogram using previously binned data.

BOX(FRAME)

- Draw a frame and axes on the plot.

CCMATH

- Perform inter-column maths.

CHANGE

- Change plotting attributes.

CLEAR

- Clear plotting attributes.

CLOG

- Take the logarithm of a column.

CONN(ECT)

- Draw straight lines between the data points.

CURSE

- Use the cursor to get interactive input.

DATA

- Specify the data file name.

DEGTOR

- Convert the specified data area from degrees to radians.

DEVICE

- Open a plotting device.

DLIM(ITS)

- Set the world coordinate limits using the data range.

DRAW

- Draw a line from the current pen position the specified point.

DRAWPOLY

- Draw a polygon.

ELLIPSES

- Draw error ellipses.

ENDP(LOT)

- Close down the current plotting device.

ERASE

- Clear the graphics screen.

ERRORBAR

- Draw error bars on the plotted data.

ERRX

- Draw symmetric error bars in the X direction.

ERRY

- Draw symmetric error bars in the Y direction.

EXC(OLUMN)

- Specify the column containing the X-axis error data.

EXPA(ND)

- Set the character height.

EYC(OLUMN)

- Specify the column containing the Y-axis error data.

FILLSTY

- Change fill-style plotting attributes.

FITC(URVE)

- Fit a curve to the data.

FITL(INE)

- Fit a straight line to the data.

FONT

- Set the text font.

GETP(OINT)

- Retrieve information for a plotted data point.

GPOINTS

- Plot points or lines between the data.

GRID

- Draw a coordinate grid at specified intervals.

GT_CIRCLE

- Draw a great circle between two points.

HIST(OGRAM)

- Bin and plot a histogram of the data.

INQ(UIRE)

- Display PONGO status information.

LABC(OLUMN)

- Specify the column used for data labels.

LAB(EL)

- Draw the axis labels and title on the plot.

LIM(ITS)

- Set the world coordinate limits.

LT(YPE)

- Set the line style.

LWE(IGHT)

- Set the line width.

MARK

- Draw a point mark at the specified position.

MOVE

- Set the current pen position.

MTEXT

- Draw a text string relative to the viewport.

PALET(TE)

- Change the plotting pen colours.

PAPER

- Change the size and aspect ratio of the plotting surface.

PCOL(UMN)

- Specify the column used for symbol codes.

PEN

- Set the current pen.

PLOTF(UN)

- Plot a given function.

PLOTH(IST)

- Plot a histogram of the data.

POI(NTS)

- Draw a point mark at each of the data points.

PRIM

- Perform primitive plotting functions.

PTEXT

- Draw a text string at the specified position and angle.

PTINFO

- Get the coordinates of a specified data point.

PVECT

- Draw proper motion vectors.

RADIATE

- Draw a line from the given point to the first NP data points.

READ(F)

- Read from a formatted data file.

RESETP(ONGO)

- Reset the state of PONGO.

RTODEG

- Convert the specified data area from radians to degrees.

SETPROJ

- Set the projection geometry.

SHOWP(ONGO)

- Show the PONGO global parameters.

SIZE(PLOT)

- Draw point marks of differing sizes at each of the data points.

SYMC(OLUMN)

- Specify the column used for symbol codes.

TEXT

- Draw a text string on the plot at the specified position.

VECT

- Draw vectors from each data point.

VIEWPORT

- Set the viewport for the current plotting device.

VPORT

- Set the viewport using normalised device coordinates.

VP_BH

- Set the viewport to the bottom half of the plotting surface.

VP_BL

- Set the viewport to the bottom-left quarter of the plotting surface.

VP_BR

- Set the viewport to the bottom-right quarter of the plotting surface.

VP_TH

- Set the viewport to the top half of the plotting surface.

VP_TL

- Set the viewport to the top-left quarter of the plotting surface.

VP_TR

- Set the viewport to the top-right quarter of the plotting surface.

VSIZE

- Set the viewport using its physical size in inches.

VSTAND

- Set the standard viewport.

WNAD

- Adjust the viewport so that the X and Y scales are the same.

WORLD

- Set the world coordinates for the plot.

WRITE(I)WRITEI

- Write information to an output file.

WTEXT

- Draw a text string on the plot.

XC(OLUMN)

- Specify the column containing the X-axis data.

XERR

- Draw symmetric error bars in the X direction.

XLIN(EAR)

- Put 1...N into the XCOL data area.

XLOG(ARITHM)

- Take the logarithm of the X-axis data.

XOFF(SET)

- Add a constant offset to the X-axis data.

XSCALE

- Multiply the values in the XCOL and EXCOL data areas by a constant.

YC(OLUMN)

- Specify the column containing the Y-axis data.

YERR

- Draw symmetric error bars in the Y direction.

YLIN(EAR)

- Put 1...N into the YCOL data area.

YLOG(ARITHM)

- Take the logarithm of the Y-axis data.

YOFF(SET)

- Add a constant offset to the Y-axis data.

YSCALE

- Multiply the values in the YCOL and EYCOL data areas by a constant.

ZC(OLUMN)

- Specify the column containing the Z-axis data.

ZSCALE

- Multiply the values in the ZCOL data area by a constant.