RadioAstronomySoftwareGroup/pyuvdata

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A pythonic interface for radio astronomy interferometry data (uvfits, measurement sets, uvh5, others)

Stars: 102
Forks: 35
Open beginner issues: 0
Indexed issues: 91
Avg merge: 1d 20h
Merged PRs (30d): 14

Dominant language: Python
License: BSD-2-Clause
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Beginner friendly Everything

Open All

91 open issues indexed

RA wrapping in `interpolate_ephem` Open

bug UVData

Difficulty 3/5 1-2 days Newbie friendliness 78/100

RadioAstronomySoftwareGroup/pyuvdata#1712 · Opened Sep 4, 2026
Support moving near-field phase centers Open

enhancement UVData

Difficulty 4/5 3-5 days Newbie friendliness 52/100

RadioAstronomySoftwareGroup/pyuvdata#1710 · Opened Sep 3, 2026
Tutorial/docs on MiriadCal support Open

Calibration docs

RadioAstronomySoftwareGroup/pyuvdata#1703 · 1 assignee · Opened Aug 21, 2026
MIRIAD numbering convention inconsistency Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

RadioAstronomySoftwareGroup/pyuvdata#1700 · Opened Aug 21, 2026
Using `utils.tools._quantized_group` Open

technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1699 · Opened Aug 20, 2026
Unpin pytest Open

external dependency packaging

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

RadioAstronomySoftwareGroup/pyuvdata#1678 · Opened Jun 18, 2026
Issue initializing OVRO-LWA telescope Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

RadioAstronomySoftwareGroup/pyuvdata#1649 · 3 comments · Opened Jan 28, 2026
properly remove pfb share from oversampled (but not derippled) MWA correlator fits files Open

UVData

RadioAstronomySoftwareGroup/pyuvdata#1633 · 1 assignee · Opened Nov 3, 2025
Use pathlib.Path throughout the code base rather than os.path Open

technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1598 · Opened Jul 17, 2025
Generate docstrings programmatically to reduce all the duplication Open

docs technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1597 · 1 reaction · Opened Jul 17, 2025
Feature Request/Idea: Meta-MetaData File Open

enhancement major needs research

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

RadioAstronomySoftwareGroup/pyuvdata#1588 · Opened Jul 8, 2025
Should UVData.get_pols return "xx", "yy" instead of "nn" and "ee" for e.g. HERA? Open

needs research

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

RadioAstronomySoftwareGroup/pyuvdata#1579 · Opened Jun 12, 2025
Replace UVFlag test files with more recent files Open

technical debt uvflag

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

RadioAstronomySoftwareGroup/pyuvdata#1571 · Opened May 29, 2025
Profile UVBeam extension module Open

enhancement major needs research technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1548 · Opened Apr 3, 2025
Profile MWA corr-fits for numba use Open

enhancement major needs research technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1547 · Opened Apr 3, 2025
Profile Phasing for numba translation Open

enhancement major needs research technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1546 · Opened Apr 3, 2025
Profile Coordinates utility for numba translation Open

enhancement major needs research technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1545 · Opened Apr 3, 2025
Re-evaluate Cython Dependencies Open

enhancement major needs research technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1543 · Opened Apr 3, 2025
rename the `az_za_simple` interpolation function on UVBeam to be explicit about using RectalinearBivariateSpline Open

beams

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

RadioAstronomySoftwareGroup/pyuvdata#1473 · Opened Sep 4, 2024
Conjugate on select Open

enhancement

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

RadioAstronomySoftwareGroup/pyuvdata#1440 · 1 comment · Opened May 29, 2024
"Counts" and "Watts / Hz" as valid visibility units Open

enhancement UVData

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

RadioAstronomySoftwareGroup/pyuvdata#1438 · 2 comments · Opened May 19, 2024
Multiple flag_arrays within UVFlag Open

enhancement needs research uvflag

Difficulty 5/5 Over a week Newbie friendliness 35/100

RadioAstronomySoftwareGroup/pyuvdata#1404 · 2 comments · Opened Feb 14, 2024
Coarse band shape for uncommon frequency resolutions. Open

enhancement UVData

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

RadioAstronomySoftwareGroup/pyuvdata#1390 · 2 comments · Opened Feb 5, 2024
Use typing everywhere Open

technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1365 · Opened Dec 7, 2023
Utils performance for Nants > 2,147,483,648 Open

noncritical technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1354 · 1 comment · Opened Nov 2, 2023
Feature Request: Fourier Frequency Interpolation Option for UVBeam Open

beams enhancement

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

RadioAstronomySoftwareGroup/pyuvdata#1323 · Opened Jul 25, 2023
Check for coverage on all branches Open

technical debt

Difficulty 1/5 Under an hour Newbie friendliness 55/100

RadioAstronomySoftwareGroup/pyuvdata#1309 · Opened Jun 23, 2023
Missing antennas error message Open

good first issue UVData

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

RadioAstronomySoftwareGroup/pyuvdata#1291 · Opened May 19, 2023
Select on read for CASA Open

enhancement UVData

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

RadioAstronomySoftwareGroup/pyuvdata#1283 · Opened Apr 6, 2023
Use numpy.take more! Open

technical debt

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

RadioAstronomySoftwareGroup/pyuvdata#1274 · Opened Mar 16, 2023
Refactor equality testing in uvbase and parameter to allow diff printing and move printing in `__eq__` calls to logging Open

enhancement UVBase

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

RadioAstronomySoftwareGroup/pyuvdata#1265 · Opened Feb 23, 2023
SImplifying read_cst_beam Open

beams technical debt

RadioAstronomySoftwareGroup/pyuvdata#1236 · 1 reaction · 2 assignees · Opened Dec 8, 2022
Add support/handling for flex pol in UVFlag objects Open

uvflag

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

RadioAstronomySoftwareGroup/pyuvdata#1232 · Opened Dec 8, 2022
Enhance interpolation speed Open

beams enhancement HERA

RadioAstronomySoftwareGroup/pyuvdata#1145 · 1 assignee · Opened Feb 15, 2022
Fix `__add__` method in UVBeam in the case of overlapping and differently sorted data Open

beams bug

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

RadioAstronomySoftwareGroup/pyuvdata#1108 · Opened Dec 10, 2021
Change `phase_center_catalog` from a dict to an object. Open

enhancement UVData

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

RadioAstronomySoftwareGroup/pyuvdata#1096 · Opened Dec 2, 2021
UVFlag: support applying time-, frequency-, and baseline-dependent flags to UVData objects Open

enhancement UVData uvflag

Difficulty 5/5 Over a week Newbie friendliness 35/100

RadioAstronomySoftwareGroup/pyuvdata#1080 · 1 comment · Opened Oct 28, 2021
Investigate extra_keywords handling in measurement sets Open

needs research UVData

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

RadioAstronomySoftwareGroup/pyuvdata#1062 · 1 comment · Opened Sep 30, 2021
Handle 2 pi azimuth wrap arounds in `uvbeam._interp_az_za_rect_spline` Open

beams enhancement HERA

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

RadioAstronomySoftwareGroup/pyuvdata#1033 · 1 comment · Opened Jul 13, 2021
MIRIAD reader doesn't act on changing "extra" variables Open

needs research noncritical

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

RadioAstronomySoftwareGroup/pyuvdata#1019 · Opened Jun 16, 2021
Add an array for tracking visibility noise estimates Open

enhancement HERA needs research UVData

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

RadioAstronomySoftwareGroup/pyuvdata#1010 · 1 comment · Opened Apr 14, 2021
Break up long tests Open

technical debt UVData

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

RadioAstronomySoftwareGroup/pyuvdata#1007 · 1 comment · Opened Apr 2, 2021
Estimate memory footprint for UVBased objects Open

enhancement UVBase

Difficulty 3/5 1-2 days Newbie friendliness 38/100

RadioAstronomySoftwareGroup/pyuvdata#987 · Opened Jan 28, 2021
UVCal should have an optional "quality by baseline" array Open

Calibration enhancement needs research

RadioAstronomySoftwareGroup/pyuvdata#982 · 1 comment · 1 assignee · Opened Jan 13, 2021
Default behavior of CST importer is to create a dual pol beam Open

beams docs warning

RadioAstronomySoftwareGroup/pyuvdata#973 · 2 comments · 1 assignee · Opened Dec 21, 2020
Maybe make UVBeam tests more modular Open

beams technical debt test

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

RadioAstronomySoftwareGroup/pyuvdata#964 · Opened Dec 9, 2020
UVFlag clearing unused attributes is wonky Open

uvflag

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

RadioAstronomySoftwareGroup/pyuvdata#960 · 1 comment · Opened Dec 7, 2020
A more flexible polarization option for UVH5 Open

enhancement needs research UVData

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

RadioAstronomySoftwareGroup/pyuvdata#927 · Opened Sep 17, 2020
UVH5 not ideally suited for arrays with relocatable antennas Open

enhancement needs research UVData

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

RadioAstronomySoftwareGroup/pyuvdata#925 · 2 comments · Opened Sep 14, 2020
Provide functionality to print a summary of UVData object's UVParameters Open

enhancement UVData

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

RadioAstronomySoftwareGroup/pyuvdata#923 · 1 comment · Opened Sep 14, 2020

RadioAstronomySoftwareGroup/pyuvdata

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