managing mosaics; these modules are powerful tools in their own right and have applicability outside mosaic production, in areas such as data validation.
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@debianastro.bsky.social
Debian Astro is a "Debian Pure Blend" that fits the requirements of astronomers. Account maintained by @olebole.bsky.social Mastodon: @DebianAstro@fosstodon.org
managing mosaics; these modules are powerful tools in their own right and have applicability outside mosaic production, in areas such as data validation.
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the input images to deliver mosaics that meet user-specified parameters of projection, coordinates, and spatial scale. It supports all projections and coordinate systems in use in astronomy.
It contains independent modules for analyzing the geometry of images on the sky, and for creating and
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#astrocode #SciencePublication #AstroPython #ScienceSoftware
Random #Debian Astro package of the week is python3-montagepy. MontagePy is a toolkit for assembling astronomical images into custom mosaics.
It uses algorithms that preserve the calibration and positional (astrometric) fidelity of
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simple histogram algorithm in C and keeps it simple. The aim is to have functions that are fast but also robust and reliable. The result is a 1D histogram function here that is 7-15x faster than numpy.histogram, and a 2D histogram function that is 20-25x faster than numpy.histogram2d.
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#astrocode #AstroPython #ScienceSoftware
Random #Debian Astro package of the week is python3-fast-histogram. fast-histogram aims to provide simple and fast histogram functions for regular bins that don't compromise on performance. It doesn't do anything complicated - it just implements a
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pixel covers the same surface area as every other pixel. It is commonly used to store all-sky astronomical images, most famously maps of the cosmic microwave background.
This package provides a Python3 wrapper around the C++ implementation of HEALPix.
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#astrocode #AstroPython #ScienceSoftware
Random #Debian Astro package of the week is python3-healpy. HEALPix is an acronym for Hierarchical Equal Area isoLatitude Pixelization of a sphere. As suggested in the name, this pixelization produces a subdivision of a spherical surface in which each
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#astrocode #DebianEdu #ScienceSoftware
Random #Debian Astro package of the week is xplanet-images. Xplanet renders an image of a planet into an X window or a file.
In order to run xplanet, you'll need at least one map file. This package includes some map files that can be used with xplanet.
implemented in the C language. The biggest change from drizzlepac is that this code passes an array that maps the input to output image into the C code, while the drizzlepac code computes the mapping by using a Python callback. Switching to using an array allowed the code to be greatly
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#astrocode #AstroPython #ScienceSoftware
Random #Debian Astro package of the week is python3-drizzle. The drizzle library is a Python package for combining dithered images into a single image. This library is derived from code used in drizzlepac. Like drizzlepac, most of the code is
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Python to easily perform repetitive operations such as simulate the observation of multiple type of sources through multiple observing modes.
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instrument mode.
pysynphot can help HST observers to perform cross-instrument simulations, to examine the transmission curve of the HST Optical Telescope Assembly (OTA), and spectra of HST calibration targets. Expert users can take advantage of the control and data structures available in
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* Query the resulting structures for quantities of interest, such as
countrate, effective wavelength, effective stimulus, as well as the
wavelength and flux arrays.
* Plot HST sensitivity curves and calibration target spectra.
* Compute photometric calibration parameters for any HST
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incorporate their own filters, spectra, and data. pysynphot user interface allows you to:
* Construct complicated composite spectra from various grids of model
atmosphere spectra, parameterized spectrum models, and atlases of stellar
spectrophotometry.
* Simulate observations.
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#astrocode #AstroPython #ScienceSoftware
Random #Debian Astro package of the week is python3-pysynphot. pysynphot simulates photometric data and spectra as they are observed with the Hubble Space Telescope (HST). Passbands for standard photometric systems are available, and users can
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#astrocode #telescopecontrol #ScienceSoftware
Random #Debian Astro package of the week is indi-starbook. This package contains the INDI driver for the Vixen Starbook telescope controllers. It aims for compatibility with first generation Starbook.
This driver is compatible with any INDI client
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NexStar GPS-SA, NexStar iSeries, NexStar SE Series, NexStar GT, CPC, SLT, Advanced-VX, Advanced-GT, CGE, CGEM etc. SkyWatcher: EQ5, HEQ5, EQ6 (Pro), AZ-EQ5 GT, AZ-EQ6 GT, EQ8 etc. and the corresponding Orion mounts. This package contains the development files of the library
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#astrocode #AstroSoftwareDevelopment #ScienceSoftware
Random #Debian Astro package of the week is libnexstar-dev. This library implements the serial commands supported by the Celestron NexStar hand control (HC) and SkyWatcher/Orion SynScan HC. This applies to the Celestron: NexStar GPS,
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examples), this is the primary download source of the package itself, and additionally, serves a public forum for the program users in various topics. Bug reports, comments and ideas are welcomed!
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knowledge of the used shell itself. If you find this program useful in your research, please cite 2012MNRAS.421.1825P as "2012, MNRAS, 421, 1825". See also the web page of the project, found at http://fitsh.net/. That page gathers information about the program (including documentation and
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to a popular graphics format, ...) while the details of a certain operation are specified via command switches and arguments. Therefore this package does not need any higher level operating environment than a standard UNIX shell, however, processing the related data might require a little more
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These tasks are designed for execution from a UNIX command line shell or shell script. Each of these tasks performs a specific operation (e.g. transforming an image to another reference frame, search and identifiy stars or other point-like sources, do photometry, transform/display a FITS image
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#astrocode #AstroDatareduction #ScienceSoftware
Random #Debian Astro package of the week is fitsh. This software package provides independent binary programs (so called tasks) which performs various steps of astronomical image reduction and data processing.
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The C++ library provides input/output, basic spatial operations such as conversion between spherical coordinates and HEALPix pixels, and also sophisticated spatial operations such as querying cones or polygons, as well as upsampling/downsampling, smoothing, and fast spherical harmonic
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surface in which each pixel covers the same surface area as every other pixel. It is commonly used to store all-sky astronomical images, most famously maps of the cosmic microwave background.
This package provides the static library and headers for the C++ language implementation of HEALPix.
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#astrocode #AstroSoftwareDevelopment #ScienceSoftware
Random #Debian Astro package of the week is libhealpix-cxx-dev. HEALPix is an acronym for Hierarchical Equal Area isoLatitude Pixelization of a sphere. As suggested in the name, this pixelization produces a subdivision of a spherical
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be useful for reading large fits files. Compared to astropy.io.fits, this package is closer to the underlying cfitsio library.
Fitsio also exposes a microlanguage (implemented in CFITSIO) for making efficient SQL-like queries of tables (single tables only thoughβno joins or anything like that).
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