.. only:: html .. note:: :class: sphx-glr-download-link-note Click :ref:`here ` to download the full example code .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_axes_grid1_parasite_simple2.py: ================ Parasite Simple2 ================ .. image:: /gallery/axes_grid1/images/sphx_glr_parasite_simple2_001.png :alt: parasite simple2 :class: sphx-glr-single-img .. code-block:: default import matplotlib.transforms as mtransforms import matplotlib.pyplot as plt from mpl_toolkits.axes_grid1.parasite_axes import SubplotHost obs = [["01_S1", 3.88, 0.14, 1970, 63], ["01_S4", 5.6, 0.82, 1622, 150], ["02_S1", 2.4, 0.54, 1570, 40], ["03_S1", 4.1, 0.62, 2380, 170]] fig = plt.figure() ax_kms = SubplotHost(fig, 1, 1, 1, aspect=1.) # angular proper motion("/yr) to linear velocity(km/s) at distance=2.3kpc pm_to_kms = 1./206265.*2300*3.085e18/3.15e7/1.e5 aux_trans = mtransforms.Affine2D().scale(pm_to_kms, 1.) ax_pm = ax_kms.twin(aux_trans) ax_pm.set_viewlim_mode("transform") fig.add_subplot(ax_kms) for n, ds, dse, w, we in obs: time = ((2007 + (10. + 4/30.)/12) - 1988.5) v = ds / time * pm_to_kms ve = dse / time * pm_to_kms ax_kms.errorbar([v], [w], xerr=[ve], yerr=[we], color="k") ax_kms.axis["bottom"].set_label("Linear velocity at 2.3 kpc [km/s]") ax_kms.axis["left"].set_label("FWHM [km/s]") ax_pm.axis["top"].set_label(r"Proper Motion [$''$/yr]") ax_pm.axis["top"].label.set_visible(True) ax_pm.axis["right"].major_ticklabels.set_visible(False) ax_kms.set_xlim(950, 3700) ax_kms.set_ylim(950, 3100) # xlim and ylim of ax_pms will be automatically adjusted. plt.show() .. _sphx_glr_download_gallery_axes_grid1_parasite_simple2.py: .. only :: html .. container:: sphx-glr-footer :class: sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: parasite_simple2.py ` .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: parasite_simple2.ipynb ` .. only:: html .. rst-class:: sphx-glr-signature Keywords: matplotlib code example, codex, python plot, pyplot `Gallery generated by Sphinx-Gallery `_