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Commit d28feaed authored by Leo Pound Singer's avatar Leo Pound Singer

Add tutorial for multiresolution format

Adapted from https://dcc.ligo.org/LIGO-G1800186/public.
parent ecf8d3df
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......@@ -16,6 +16,8 @@ Version 9 (unreleased)
.. rubric:: Sample Code
* Add tutorial on working with multi-resolution sky maps.
Version 8 (2019-05-22)
----------------------
......
......@@ -193,6 +193,7 @@ extlinks = {
# Example configuration for intersphinx: refer to the Python standard library.
intersphinx_mapping = {
'astropy': ('http://docs.astropy.org/en/stable/', None),
'astropy-healpix': ('https://astropy-healpix.readthedocs.io/en/stable/', None),
'conda': ('https://docs.conda.io/projects/conda/en/latest/', None),
'gamma-astro-data-formats': ('https://gamma-astro-data-formats.readthedocs.io/en/latest/', None),
'gwcelery': ('https://gwcelery.readthedocs.io/en/latest/', None),
......
Aitoff
al
Aladin
Astropy
ATel
ATels
Bartos
Boch
Buskulic
capabilities
Calabretta
carée
Cascina
Caudill
Chu
......@@ -15,11 +18,13 @@ downsampling
Drago
Essick
Fairhurst
Fernique
fluence
Fong
Foucart
geocenter
glitching
Górski
Hanford
Healpy
Holz
......@@ -51,6 +56,7 @@ postprocessing
programmatically
Roukema
Sachdev
steradian
superevent
superevents
timeline
......@@ -61,3 +67,4 @@ Veitch
vertices
Veske
Vitale
Wandelt
......@@ -18,6 +18,7 @@ tutorial is broken into the following subsections:
prerequisites
receiving
skymaps
multiorder_skymaps
observability
3d
tools
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......@@ -246,11 +246,14 @@ Let's find which pixel contains the point RA=194.95, Dec=27.98.
Most Probable Sky Location
--------------------------
Let's find the highest probability pixel. What is the probability inside it?
Let's find the highest probability pixel.
>>> ipix_max = np.argmax(hpx)
>>> hpx[ipix_max]
6.413682624069577e-05
What is the probability density per square degree at that position?
>>> hpx[ipix_max] / hp.nside2pixarea(nside, degrees=True)
0.0782516470191411
Where is the highest probability pixel on the sky? Use :func:`hp.pix2ang
<healpy.pixelfunc.pix2ang>`.
......
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