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Questions tagged [polarplot]

Plots in polar coordinate

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3 answers
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Overriding the (0,0) Default When Using Pstricks Polar Coordinates

Consider the code \documentclass[12pt]{book} \usepackage{pstricks,xcolor,graphicx} \begin{document} \thispagestyle{empty} \begin{pspicture}(-5,-5)(5,12)% \psframe[fillcolor=yellow!35!brown,...
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  • 4,997
5 votes
2 answers
75 views

Polar Axes Radians

You can see from this example (found online) I have a radius of 1. Is there a way to increase the radius to four or five? I am trying to make a template for my students to graph on. \documentclass[...
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  • 396
1 vote
0 answers
46 views

Building a 2D Polar Histogram with PGFPlots

When I read the paper G.A. Jacobs et al./ Advances in Space Research, 68 (2021), 746--761, I found such an interesting figure: Let's call it a 2D polar histogram. (Maybe it has a more suitable name?) ...
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  • 111
0 votes
0 answers
47 views

Modify output of contour polar plot from input data

I have used @BambOo's answer to this question to generate a contour polar plot in tikz. I have updated the data file. The example code works for my data and generates the following output: I have the ...
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  • 1,696
-1 votes
1 answer
158 views

Polar Lemniscate Bernoulli in Latex

I would like to plot a lemniscate Bernoulli (2D) in Latex and in polar coordinates, but I haven’t the appropriate code. Probably it would be easier to plot that in Octave or gnuplot, but I have a ...
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0 votes
1 answer
58 views

Plotting in Polar coordinates

I expected the following polar plot to generate something that looks like a parabola. It does not. \documentclass[a4paper,11pt]{article} \usepackage{array} \usepackage{float} \usepackage{tikz} \...
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  • 253
0 votes
1 answer
62 views

Plot straight lines with pgfplots using polaraxis with legend

I am trying to plot straight lines in the polaraxis environment (which is a requirement). Since they must pass by the origin, the parametric polar equation is of the form $\theta=constant$. However, ...
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  • 3
1 vote
1 answer
147 views

Plotting resistance and reactance curves on the Smith Chart

For my class, I have been trying to plot constant resistance and reactance curves on the Smith chart. While the latter appears to be straightforward, the only way I can think of for the former is ...
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0 votes
2 answers
35 views

Custom Plot (not over the addplot command). How to from Cartesian to Polar Grid

I would like to display a Polar Grid instead of the cartesian axes (see lines 9 and 10). The following code creates a custom plot (not over the addplot command of pgfplots package). With what needs ...
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  • 25
0 votes
1 answer
154 views

Drawing lines in polar coordinates (polaraxis)

I am trying to draw a picture of a line but using a polar coordinate system: \begin{center} \begin{tikzpicture} \begin{polaraxis}[ xticklabels={,0,$\frac\pi6$,$\frac\pi3$,$\frac\pi2$,$\frac{2\pi}3$,$\...
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  • 57
1 vote
2 answers
166 views

Shading with polar curves when using tikzfillbetween

I am currently trying to depict a portion of a ring which got distorted at one point. To this end, first I am plotting two curves into polar coordinates, then I am using tikzfillbetween command ...
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  • 153
1 vote
1 answer
312 views

Pgfplots polar contour plot from file table with shading

I want to generate a polar plot with a colorbar quite similar to this one: from this question: Rotating polar contour plot messes with alignment of plot and axis I want to use this file with the ...
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2 votes
3 answers
230 views

Tikz: Labeling around a circle and drawing concentring arrows

I have the following code: \documentclass{standalone} \usepackage{tikz} \usetikzlibrary{math,arrows.meta} \begin{document} \tikzmath{\radiusarrow = 3; \radiusmax = 4;} \centering ...
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  • 145
1 vote
1 answer
104 views

Polar plot using pgfplots>polaraxis in Plain Tex

I use polaraxis a lot in the pgfplots package. It works well in LaTex. However, in Plain Tex I get an error like the following: ! Undefined control sequence. \pgfplots@environment@polaraxis@ [#1]->\...
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  • 37
2 votes
1 answer
103 views

How to draw const plot on polar axis?

I want to draw planisphere with constellation borders from file with points. But points are connected by line, not arcs. \begin{polaraxis} \addplot+[mark=none,very thin,blue,solid,const plot] ...
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2 votes
1 answer
52 views

pgfplots: polaraxis | polar | unable to add annotation (\draw, \node)

I think, that I miss the obvious! I want to create a (empty) polar diagram with the pgfplots package. I want to add some custom annotations etc. using tikz commands (\draw or \node, for example). ...
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6 votes
2 answers
340 views

Tikz/pgfplots shade to origin (polar)

I'm trying to shade in just one petal of a polar function. Specifically, I was wondering if there was a way to shade in the bounded region that lives between my two rays: I've tried searching for ...
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1 vote
1 answer
51 views

Legend style option has no effect in polaraxis

Setting the global option label style in a polaraxis does not seem to have any effect. Is there a specific style to use in this case ? I could not find any in the documentation. % arara: pdflatex \...
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  • 8,429
3 votes
1 answer
352 views

PGFPlots fill color in polar plot from data set

My aim is to create a polar plot from a data set, where an additional data column defines the fill color radially out from the center. Can this be done in PGFPlots? In the example below, I create a ...
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3 votes
1 answer
219 views

Draw multiple polar graphs in different positions on a common coordination system - Tikz

I am trying to plot several polar graphs in a tikzpicture. The idea is to plot the same function but for different parameters. An idea of what I am trying to achieve can be seen below Although I am ...
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2 votes
1 answer
393 views

Clean solution to move yaxis in polar plot

I want to be able to plot the upper half of the attached polar plot (MWE), by setting xmin=0 and xmax=180. This, however, is non-trivial when I at the same time want to have the yaxis with labels and ...
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5 votes
1 answer
274 views

LATEX Removing part of shaded area in polar plot

I've been working on creating the following picture using TikZ. The following code is as far as I've gotten. \documentclass[width=5cm, height=5cm, border=2mm]{standalone} \usepackage{tikz} \begin{...
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2 votes
1 answer
601 views

LATEX Tikz shading region between polar plots

I'm attempting to use just Tikz to shade in the region within the polar plot but outside of the internal circle as seen in the screenshot below... I understand that pgf plots might be the better ...
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6 votes
1 answer
290 views

Logarithmic polarplot with TikZ/pgfplot

I'd like to do a logarithmic polar plot like the one in Wikipedia Polar Plot. I've come up with the following PGF Plot so far: \documentclass[border=5mm]{standalone} \usepackage{pgfplots} \...
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  • 203
16 votes
3 answers
825 views

PGFPlots: Background color for polar plot

I would like to draw a so called "skyplot" in PGFPlots. Skyplots display satellites with their positions over the visible sky. In addition, I would like to draw a background for some specific ...
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  • 163
10 votes
4 answers
1k views

Shading a region between two polar curves

I'm using Tikz and have two polar curves r=1.5+cos(t) and r=1.5. I would like to fill (shade) the area between curves (shown by an arrow on the picture). How can I do this? Maybe using \clip or ...
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  • 307
1 vote
1 answer
342 views

Filled circular sections in polar axis, tikz

I would like to draw and fill circular sections in a polar axis, with 0 deg in correspondence of the current vertical axis, as in the first example picture. Unfortunately I couldn't find any similar ...
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  • 67
3 votes
1 answer
676 views

Fill Between with Multiple Tikzpicture

I am using PGFPlots version 1.14 and PGF version 3.0.1a and am having a weird effect with fill between. The coloring for fill between is appearing in the subsequent graph, not in the graph it was ...
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  • 31
3 votes
1 answer
222 views

How to draw this z-grid graph of constant damping factors and natural frequencies pt2

This question is building from the elegant solution given by marsupilam found here: How to draw this z-grid graph of constant damping factors and natural frequencies How to plot the other have of ...
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  • 8,624
1 vote
0 answers
98 views

Plot a Polar Cordinate Node point [duplicate]

This question is building from the elegant solution posted by marsupilam found here. I am trying to plot the a point on this plot with coordinates 0.7201 + j0.5093. When I put this point in like ...
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  • 8,624
3 votes
1 answer
1k views

How can I draw a curved surface in a polar coordinate system?

I'm fairly new to using TikZ and so far I've got a spherical coordinate system, and labelled the point P at which I want to draw a curved surface. A full sphere of unit radius, for example, would be a ...
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2 votes
1 answer
2k views

change the origin of polar coordinates in tikz

I am using TikZ automata to draw a roted tree digraph. I'd like to use a \froeach loop at every node to build the next generation (in polar coordinates relative to tha actual node). Thus, it would be ...
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  • 699
3 votes
1 answer
427 views

pgfplots - Nodes on polar curve r=1+cos(x)

I want to draw circles as node on polar curve r=1+cos(x) with equal intervals. I can draw one node on curve, say for 30 degree, using parametric equation of curve using code below. \documentclass[...
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13 votes
4 answers
2k views

How to draw polar grid system around another grid for object in TikZ 3D?

I am trying to put two polar planes/axes around an object (here a heart in Fig. 2) by TikZ/... translations and rotations for 3D phenomena. I think the problem is to Translate and rotate the second ...
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4 votes
2 answers
407 views

Polar coordinate axes

I am trying to create a set of polar coordinate axes using this code: \documentclass[pstricks,preview,margin=0pt]{standalone} \usepackage{pst-plot,graphicx} \begin{document} \psset{linecolor=black,...
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  • 369
2 votes
1 answer
166 views

Polaraxis nonaligned negative yticklabel

I would like to plot a polar plot in dB scaling, in this case I have positive and negative values. Usually a negative radius is plotted in the opposite direction, but with the help of transforming the ...
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  • 274
1 vote
1 answer
199 views

Can one generate a 'boxed polar plot' with pgfplots and polaraxis?

Sometimes data to be plotted on a polar plot take large values in a specific direction. Is it possible to shape a polar plot created with pgfplots and the polaraxis environment (for example via ...
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  • 57
1 vote
1 answer
340 views

Producing an a transducer directivity pattern with dB scale

Edit: Question updated to address comments from Willie Wong. The directiviy pattern now plots as I've added 90 to each value. I need the y-axis to read from -N to 0 dB where N will vary, however when ...
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  • 77
2 votes
1 answer
663 views

pgfplot with polar axis with log scale

Could it be possible to have a pgfplot plot the linear coordinate in log scale? \begin{tikzpicture} \begin{polaraxis}[xmin=0,xmax=45, xtick={0,45,90}, xticklabels={$0$, $\frac{\pi}{4}$, $\frac{\pi}{...
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  • 2,793
4 votes
0 answers
521 views

Rotating polar pgfplot [closed]

I rotated my polar plot by 90 degree. To make sure, the y-Line stays at the 90 degree position I used xmin=90, xmax=450, but now I need my xtick labels back from 0 to 330. \documentclass[a4paper, ...
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  • 93
2 votes
0 answers
71 views

Rotate ytick after rotating polaraxis

I rotated a polaraxis 90 degree CCW. \documentclass[a4paper, 11pt]{report} \usepackage{pgfplots} %Plots direkt in LaTeX aus externen Dateien berechnen \pgfplotsset{compat = newest} % Use the latest ...
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  • 93
2 votes
0 answers
165 views

pgfplot draw background color as a polar function

I want to illustrate the path of a light beam refracted in the athmosphere. Using Matlab, i have calculated some numerical solutions to my differential equation. These solutions are in polar ...
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3 votes
0 answers
280 views

PGFplots, polar plot, extrema of values and fill segmented area

i have some testdata and want to create a polar plot, divided into some segments (21-24, 31-35, 41-42, ...). From the testdata i greate about 50 graphs (Var 1 ... Var x). Up to this everything works ...
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  • 31
5 votes
1 answer
238 views

xtick in polaraxis useless

As a followup question to my answer here, I have a problem with the polaraxis of pgfplots. When I try to define xtick, nothing changes compared to dropping the option. MWE \documentclass{standalone} ...
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  • 2,065
1 vote
1 answer
1k views

Partial polar plot with pgfplots

I want to create a polar plot only of the first quadrant of the circle (angles 0 to 90 degrees), but I can't get the ticks and labels right. Take this sample: \documentclass{standalone} \usepackage{...
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  • 3,001
9 votes
3 answers
3k views

Drawing multiple circles on Tikz

I want to draw a unit circle with multiple circles with centred on (cos(x),sin(x)). \begin{tikzpicture} \draw (0,0) circle (2cm); \coordinate (a) at (2;10); \draw (a) circle (0.3cm); \end{...
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  • 233
2 votes
1 answer
505 views

All but one ticklabel are showing up in polar plot

I have a problem using custom xticklabels in my polar plot. I need the exact xtick sequence specified by xticklabels but no matter what I do, the first label for 120° is not displayed. \documentclass[...
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  • 71
2 votes
1 answer
170 views

Polaraxis with error bars in pgfplots

Im trying to plot some values with error bars in polar coordinates. Here is my MWE \begin{tikzpicture} \begin{polaraxis} \addplot+[only marks,mark size=1.5pt,error bars/.cd,y dir=both,y ...
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  • 21
4 votes
3 answers
1k views

How to graph an implicit polar equation?

I need to graph the following implicit polar equation using Latex I would be very thankful for any help. Thanks
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1 vote
0 answers
133 views

Double y-axis in pgfplot for polar plots

Does anyone has a clue about how to "double" y-axis in polar plots using pgfplots? This question is related to this previous one: Polar plot using pgfplots/tikz Until now I only got the top part (as ...
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