astropy/specreduce

View on GitHub

Tools for the reduction of spectroscopic observations from Optical and NIR instruments

Stars: 69
Forks: 43
Open beginner issues: 0
Indexed issues: 38
Avg merge: 4d 16h
Merged PRs (30d): 4

Dominant language: Jupyter Notebook
License: No license data
Last GitHub push: Sep 3, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

38 open issues indexed

[wishlist]: Read calibration data from pypeit instead of downloading it Open

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

astropy/specreduce#292 · Opened Nov 19, 2025
See if the WavelengthCalibration1D.refine_fit penalty function can be made more robust Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

astropy/specreduce#288 · Opened Sep 20, 2025
Turn package goals from Google doc to project board? Open

question

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

astropy/specreduce#280 · Opened Jul 8, 2025
Launch campaign Open

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

astropy/specreduce#279 · 1 comment · Opened Jul 8, 2025
Spectro-Perfectionism Open

core feature

Difficulty 5/5 Over a week Newbie friendliness 1/100

astropy/specreduce#268 · Opened May 16, 2025
V2.0 Long-Slit Spectroscopy Open

Difficulty 5/5 Over a week Newbie friendliness 10/100

astropy/specreduce#267 · 1 comment · Opened May 16, 2025
Horne extraction test for non-flat trace is unstable Open

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

astropy/specreduce#247 · Opened Feb 5, 2025
Cannot get the interpolated profile Horne extraction to produce the correct normalization for the extracted spectrum Open

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

astropy/specreduce#244 · 1 comment · Opened Jan 17, 2025
Background and Extract not respecting disp_axis correctly Open

bug

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

astropy/specreduce#223 · 1 comment · Opened Jul 17, 2024
Implement extraction of 1D spectra via "Spectro-Perfectionism" Open

enhancement

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

astropy/specreduce#208 · Opened Feb 6, 2024
TST: Add image test for display in fluxcal.py Open

enhancement

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

astropy/specreduce#204 · Opened Dec 7, 2023
Implement optimal 2D background subtraction Open

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

astropy/specreduce#197 · 1 comment · Opened Dec 1, 2023
SpecreduceOperation has a method to coerce everything to Spectrum1D which does not make sense for some operations Open

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

astropy/specreduce#195 · 1 reaction · Opened Nov 22, 2023
Simplify inputs to wavelength calibration 1d, allow frequency inputs in addition to wavelengths Open

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

astropy/specreduce#181 · Opened Jun 9, 2023
Rectify 2D spectrum Open

enhancement

astropy/specreduce#170 · 1 comment · 1 assignee · Opened Apr 11, 2023
Expose fit parameters in `FitTrace`? Open

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

astropy/specreduce#157 · Opened Dec 7, 2022
FlatTrace: possible points of confusion when editing existing object Open

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

astropy/specreduce#126 · 6 comments · Opened Aug 19, 2022
Implement tracing along either axis of 2D image Open

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

astropy/specreduce#89 · Opened Mar 22, 2022
HorneExtract option to use reference star kernel Open

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

astropy/specreduce#88 · Opened Mar 22, 2022
List of python implementations of specreduce-like functionality Open

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

astropy/specreduce#64 · Opened Oct 21, 2020
Dithering and nodding Open

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

astropy/specreduce#60 · 2 comments · Opened Apr 23, 2020
Define basic data classes / structures that specreduce will operate on Open

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

astropy/specreduce#57 · Opened Apr 10, 2020
Investigate contributing Dragon functionality to specreduce Open

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

astropy/specreduce#56 · 2 comments · Opened Apr 10, 2020
Need Test Data Open

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

astropy/specreduce#55 · 1 comment · Opened Apr 10, 2020
IRAF tasks of interest to be replaced Open

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

astropy/specreduce#40 · 14 comments · Opened Jul 10, 2019
Extract 2D Spectra from Echelle Open

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

astropy/specreduce#39 · 3 comments · Opened Feb 7, 2019
Add ability to generate line list using NIST network services Open

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

astropy/specreduce#28 · 3 comments · Opened Jun 15, 2018
Define format for line lists Open

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

astropy/specreduce#27 · Opened Jun 15, 2018
Cut out 2D Spectra Open

core feature

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

astropy/specreduce#25 · Opened Jun 15, 2018
Normalization of different mosaicked detectors Open

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

astropy/specreduce#22 · 3 comments · Opened Jun 15, 2018
CR rejection Open

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

astropy/specreduce#21 · 4 comments · 1 reaction · Opened Jun 15, 2018
Chained WCS - Open

core feature

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

astropy/specreduce#20 · Opened Jun 15, 2018
Add grating equation model Open

core feature

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

astropy/specreduce#18 · 1 comment · Opened Jun 15, 2018
Measure zero-point offsets between exposures Open

core feature

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

astropy/specreduce#14 · Opened Jun 15, 2018
Normalize flat-field spectra with a continuum fit Open

core feature

Difficulty 5/5 Over a week Newbie friendliness 18/100

astropy/specreduce#11 · 1 comment · Opened Jun 15, 2018
Telluric calibration of spectra Open

core feature

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

astropy/specreduce#8 · Opened Jun 15, 2018
Model & subtract scattered light between spectra Open

core feature

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

astropy/specreduce#7 · 1 comment · Opened Jun 15, 2018
Model correction of flux(lambda) for differential atmospheric diffraction Open

core feature

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

astropy/specreduce#6 · 1 comment · Opened Jun 15, 2018

astropy/specreduce

Get new issues in your inbox