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Updating FITS-cubes tutorial in quarantine #327

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Merged
eblur merged 5 commits into from
Feb 19, 2019
Merged

Updating FITS-cubes tutorial in quarantine #327

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01f4d5c
Updating "Display a Longitude-Velocity Slice" code block
kakirastern Feb 9, 2019
55462ba
Changed wording to trigger CICircle tests
kakirastern Feb 12, 2019
e787666
To add variable initialization for nu18 to pass Travis
kakirastern Feb 12, 2019
275bd8c
Correct typo from nu13 to nu18 in L659
kakirastern Feb 12, 2019
11d7317
To turn off cache when downloading image from remote ftp server
kakirastern Feb 12, 2019
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6 changes: 3 additions & 3 deletions quarantine/FITS-cubes/FITS-cubes.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@
"* Read and plot slices across different dimensions of a data cube\n",
"* Compare different data sets (2D and 3D) by overploting contours\n",
"* Transform coordinate projections and match data resolutions with `reproject`\n",
"* Create intensity moment maps with `spectral_cube`\n",
"* Create intensity moment maps / velocity maps with `spectral_cube`\n",
"\n",
"## Keywords\n",
"FITS, radio astronomy, data cubes, contour plots\n",
Expand Down Expand Up @@ -90,7 +90,7 @@
"# Downloads the HI data in a fits file format\n",
"hi_datafile = download_file(\n",
" 'http://cdsarc.u-strasbg.fr/vizier/ftp/cats/J/A+A/594/A116/CUBES/GAL/TAN/TAN_C14.fits',\n",
" cache=True, show_progress = True)"
" cache= False, show_progress = True)"
]
},
{
Expand Down Expand Up @@ -489,7 +489,7 @@
"# and plot the velocity along the x axis\n",
"\n",
"# Display the slice\n",
"im = ax.imshow(sub_cube_slab[:, lat_slice, :].transpose()) # Display the image slice\n",
"im = ax.imshow(sub_cube_slab[:, lat_slice, :].transpose().data) # Display the image slice\n",
"ax.invert_yaxis() # Flips the Y axis \n",
"\n",
"# Add axes labels\n",
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3 changes: 2 additions & 1 deletion tutorials/notebooks/quantities/quantities.ipynb
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Expand Up @@ -634,7 +634,8 @@
},
"outputs": [],
"source": [
"nu13 = lambda13.to(u.Hz)"
"nu13 = lambda13.to(u.Hz)\n",
"nu18 = lambda18.to(u.Hz)"
]
},
{
Expand Down