This is the command plotxy that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
plotxy - plots circles, crosses, etc over images.
SYNOPSIS
plotxy [options]
OPTIONS
-i file
Input file (xylist)
-o file
Output file (default: stdout)
-I image
Input image on which plotting will occur; PPM format.
-p Input image is PNG format, not PPM.
-P Write PPM output instead of PNG.
-J Write PDF output.
-W width
Width of output image (default: data-dependent).
-H height
Height of output image (default: data-dependent).
-x offset
X offset: position of the bottom-left pixel (default: 1).
-y offset
Y offset: position of the bottom-left pixel (default: 1).
-X name
X column: name of the FITS column.
-Y name
Y column: name of the FITS column.
-n obj First object to plot (default: 0).
-N num Number of objects to plot (default: all).
-r radius
Size of markers to plot (default: 5.0).
-w width
Linewidth (default: 1.0).
-s shape
Shape of markers (default: circle): circle, crosshair, square, diamond, X,
Xcrosshair
-C color
Color to plot in (default: white): darkred, red, darkgreen, green, blue,
verydarkblue, white, black, cyan, magenta, yellow, brightred, skyblue, orange,
gray, darkgray
-b color
Draw in color behind each marker.
-S factor
Scale xylist entries by this value before plotting.
-e ext FITS extension to read (default 0).
Use plotxy online using onworks.net services