astropy/regions

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Astropy package for region handling Maintainers: @larrybradley @keflavich

Stars: 65
Forks: 64
Open beginner issues: 1
Indexed issues: 46
Avg merge: 1d 17h
Merged PRs (30d): 6

Dominant language: Python
License: BSD-3-Clause
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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46 open issues indexed

BUG: RangeSphericalSkyRegion frame isn't correct, so compound regions with range fail Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

astropy/regions#703 · Opened Sep 4, 2026
Cutout data but also WCS Open

feature-request

Difficulty 4/5 3-5 days Newbie friendliness 35/100

astropy/regions#580 · 2 comments · 2 reactions · Opened Nov 27, 2024
Plot region exported from CARTA Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

astropy/regions#577 · Opened Nov 18, 2024
clarification on RectangleSkyRegion? Open

question shapes

Difficulty 3/5 1-2 days Newbie friendliness 30/100

astropy/regions#564 · 7 comments · Opened Sep 3, 2024
Upgraded from v0.4 to v0.9 - EllipseSkyRegion no longer hashable? Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

astropy/regions#555 · Opened Jul 26, 2024
Add citation information to Software Citation Station? Open

Difficulty 1/5 Under an hour Newbie friendliness 25/100

astropy/regions#552 · Opened Jun 16, 2024
Implement saving regions to ECSV via astropy Table Open

API feature-request io needs-discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#551 · 8 comments · Opened May 15, 2024
Add a function similar to SkyCoord.directional_offset_by to PixCoord Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

astropy/regions#506 · Opened Aug 26, 2023
Feature request: FITS header shape to region Open

feature-request

Difficulty 5/5 Over a week Newbie friendliness 30/100

astropy/regions#498 · Opened Feb 23, 2023
Plans for vectorisation / multi-region objects Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#497 · 2 comments · Opened Jan 18, 2023
DOC: Conversion guide from pyregion Open

docs feature-request

Difficulty 4/5 3-5 days Newbie friendliness 35/100

astropy/regions#488 · 3 comments · Opened Nov 30, 2022
Return a Patch object in PointPixelRegion.as_artist()? Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

astropy/regions#487 · 4 comments · Opened Oct 28, 2022
Account for finite pixel size in PointPixelRegion.contains Open

question shapes

Difficulty 3/5 1-2 days Newbie friendliness 35/100

astropy/regions#474 · 7 comments · Opened Aug 6, 2022
bug when serializing RectanglePixelRegion (probably any PixelRegion) to CRTF Open

bug io.crtf

Difficulty 3/5 1-2 days Newbie friendliness 45/100

astropy/regions#471 · 1 comment · Opened Jul 19, 2022
`CompoundPixelRegion.plot()` needs center Open

bug shapes

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

astropy/regions#469 · Opened Jul 14, 2022
Feature request: library of telescope footprints Open

feature-request

Difficulty 5/5 Over a week Newbie friendliness 20/100

astropy/regions#457 · 1 comment · Opened May 2, 2022
Defining regions without specifying center or shape parameters Open

question shapes

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#446 · 3 comments · Opened Mar 28, 2022
Introduce PixelRegion.overlaps Open

feature-request shapes

Difficulty 3/5 1-2 days Newbie friendliness 45/100

astropy/regions#438 · Opened Mar 2, 2022
Add a function to convert WCS-based DS9 regions to supported coordinate frames Open

feature-request io.ds9

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#437 · 1 reaction · Opened Mar 2, 2022
Introduce SkyRegion.solid_angle Open

feature-request shapes

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

astropy/regions#434 · 5 comments · Opened Feb 28, 2022
Support computing area for compound regions Open

core feature-request shapes

Difficulty 4/5 3-5 days Newbie friendliness 32/100

astropy/regions#433 · 3 comments · 2 reactions · Opened Feb 28, 2022
Outstanding work on interactive regions functionality Open

visual_editing

Difficulty 4/5 3-5 days Newbie friendliness 25/100

astropy/regions#391 · 3 comments · 1 reaction · Opened Jul 30, 2021
Annulus region masks restricted to mode='center' Open

feature-request shapes

Difficulty 3/5 1-2 days Newbie friendliness 45/100

astropy/regions#352 · Opened May 12, 2021
Obtain corner vertices of Regions Open

feature-request shapes

Difficulty 4/5 3-5 days Newbie friendliness 42/100

astropy/regions#326 · 3 comments · Opened Oct 1, 2020
visual should validate keys/values Open

feature-request metadata

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#324 · 3 comments · 1 reaction · Opened Jul 23, 2020
to_mask for list of regions Open

core feature-request

Difficulty 3/5 1-2 days Newbie friendliness 35/100

astropy/regions#318 · 1 comment · Opened May 24, 2020
Scope question: "table selection" regions? Open

question wishlist

astropy/regions#229 · 3 comments · 1 assignee · Opened Dec 5, 2018
Merge spectral regions Open

io.crtf question

astropy/regions#228 · 2 comments · 1 assignee · Opened Dec 4, 2018
Feature request: polygonization of shapes Open

feature-request wishlist

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#217 · Opened Aug 29, 2018
Add test for PixelRegion MPL plot Open

plotting testing

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

astropy/regions#211 · 2 comments · Opened Aug 21, 2018
Mapping of CASA's coordinate frame to astropy's coordinate frame. Open

feature-request io.crtf wishlist

Difficulty 4/5 3-5 days Newbie friendliness 35/100

astropy/regions#175 · 1 comment · Opened May 29, 2018
Add support for some DS9 regions. Open

feature-request io.ds9 shapes

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#167 · Opened Mar 25, 2018
Support CIAO region syntax Open

feature-request io wishlist

Difficulty 5/5 Over a week Newbie friendliness 20/100

astropy/regions#166 · Opened Mar 25, 2018
Sky region should wrap at map edges Open

feature-request question wishlist

Difficulty 4/5 3-5 days Newbie friendliness 35/100

astropy/regions#150 · 7 comments · Opened Sep 27, 2017
Mask.multiply should broadcast mask Open

core feature-request wishlist

Difficulty 3/5 1-2 days Newbie friendliness 42/100

astropy/regions#148 · 1 reaction · Opened Sep 6, 2017
Write a regions notebook in astropy-tutorials Open

docs help wanted wishlist

Difficulty 3/5 1-2 days Newbie friendliness 35/100

astropy/regions#88 · 1 comment · Opened Nov 30, 2016
SkyCircleRegion matplotlib plot issue Open

bug plotting

Difficulty 3/5 1-2 days Newbie friendliness 30/100

astropy/regions#76 · 33 comments · Opened Nov 17, 2016
Implementing to_mask for composite regions Open

feature-request help wanted

Difficulty 5/5 Over a week Newbie friendliness 20/100

astropy/regions#73 · Opened Nov 9, 2016
Pixel Representations Open

question wishlist

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#66 · 6 comments · Opened Aug 8, 2016
Use "Shapely" or "sphere" for Astropy regions? Open

question wishlist

Difficulty 5/5 Over a week Newbie friendliness 20/100

astropy/regions#46 · 18 comments · Opened Jun 26, 2016
Region serialization formats: STC-S Open

feature-request help wanted wishlist

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#21 · 17 comments · Opened Mar 27, 2016
Have a registry of regions? Open

feature-request

Difficulty 5/5 Over a week Newbie friendliness 20/100

astropy/regions#18 · 5 comments · 4 reactions · Opened Mar 27, 2016
Regions describing masks Open

core feature-request question wishlist

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#14 · 2 comments · 1 reaction · Opened Mar 26, 2016
Implement support for multi-polygons Open

feature-request shapes wishlist

Difficulty 5/5 Over a week Newbie friendliness 20/100

astropy/regions#3 · 2 comments · Opened May 15, 2015
Implement support for polygons with holes Open

feature-request shapes wishlist

Difficulty 5/5 Over a week Newbie friendliness 25/100

astropy/regions#2 · 4 comments · Opened May 15, 2015
Implement to_shapely and from_shapely for pixel regions Open

feature-request shapes wishlist

Difficulty 4/5 3-5 days Newbie friendliness 35/100

astropy/regions#1 · Opened May 15, 2015

astropy/regions

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