Click points to select and use cursor keys to adjust positions. Use Shift+Arrow for faster movement. Click complete when finished.
Data Points: 0
Data Points: 0
Enter X-values of the two points clicked on X-axis and Y-values of the two points clicked on Y-axes
|Point 1||Point 2||Log Scale|
*For dates, use yyyy/mm/dd format (e.g. 2013/10/23 or 2013/10). For exponents, enter values as 1e-3 for 10^-3.
Range of Variables
0 to 1
0 to 100
*Plotly is a secure data analysis and graphing site with data sharing and access controls.
Visit http://plot.ly for details.
Click four known points on the axes in the order shown in red. Two on the X axis (X1, X2) and two on the Y axis (Y1, Y2).
Click on the two ends of the scale bar on the map.
Click on the center, followed by two known points.
Click on the three corners in the order shown above.
This program is distributed under the GNU General Public License Version 3.
Copyright 2010-2015 Ankit Rohatgi <email@example.com>
R: G: B:
The following relationships are being used to convert image pixels to data:
This JSON file contains the axes calibration and the digitized data points from this plot. This file can be imported later to resume work or reuse the calibration in another plot.
Specify a previously exported JSON file to load here. Note that this will clear any unsaved data points in the current plot.
Click to select a data point. The following keys can then be used to the adjust the position:
|Cursor (Arrows) -||Move up/down/right/left|
|Shift + Cursor -||Faster rate of movement|
|Q -||Select next point|
|W -||Select previous point|