IRAP<p>[Zoom on the <a href="https://astrodon.social/tags/CosmicWeb" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>CosmicWeb</span></a>] Have you dived into the deep fields of <a href="https://astrodon.social/tags/Euclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euclid</span></a> revealed this Wednesday by the <span class="h-card" translate="no"><a href="https://astrodon.social/@ec_euclid" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>ec_euclid</span></a></span> ? Have you navigated between the thousands of <a href="https://astrodon.social/tags/galaxies" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>galaxies</span></a> of different shapes, sizes, colors and masses? So many objects, near and far, fill our <a href="https://astrodon.social/tags/Universe" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Universe</span></a>! <a href="https://sky.esa.int/esasky/?hide_welcome=true&hide_banner_info=true&hips=DES-DR2+ColorIRG&sci=false&layout=esasky&euclid_image=EDFS" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">sky.esa.int/esasky/?hide_welco</span><span class="invisible">me=true&hide_banner_info=true&hips=DES-DR2+ColorIRG&sci=false&layout=esasky&euclid_image=EDFS</span></a></p><p>What if their spatial distribution could tell us something about two mysterious components : <a href="https://astrodon.social/tags/DarkMatter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkMatter</span></a> and <a href="https://astrodon.social/tags/DarkEnergy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkEnergy</span></a>? This is the gamble taken by the scientists involved in the Euclid mission. To do so, they've designed some unrivalled <a href="https://astrodon.social/tags/instruments" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>instruments</span></a>: a camera with great depth of field and high resolution records the variety of shapes and spatial distribution of galaxies, while a <a href="https://astrodon.social/tags/spectrometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrometer</span></a> coupled with a <a href="https://astrodon.social/tags/photometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>photometer</span></a> can determine the distances and masses of galaxies ...</p><p>Alain Blanchard, professor at the University of Toulouse and researcher at IRAP, comments on the consortium's first-ever publication of scientific data: <a href="https://www.irap.omp.eu/en/2025/03/euclid-telescope-reports-first-results/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">irap.omp.eu/en/2025/03/euclid-</span><span class="invisible">telescope-reports-first-results/</span></a></p>
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#spectrometer
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IRAP<p>[Focus on the <a href="https://astrodon.social/tags/EnVision" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>EnVision</span></a> mission] Why have <a href="https://astrodon.social/tags/Venus" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Venus</span></a> and Earth evolved so differently? This is the question to be answered by the EnVision <a href="https://astrodon.social/tags/SpaceMission" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SpaceMission</span></a> of the European Space Agency - ESA, scheduled for launch in 2031. </p><p>To this end, the European <a href="https://astrodon.social/tags/probe" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>probe</span></a> will carry several instruments - including an imaging <a href="https://astrodon.social/tags/spectrometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrometer</span></a>, to which IRAP staff are contributing. Observations will be made in the UV and IR domains, in order to monitor temporal variations in <a href="https://astrodon.social/tags/surface" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>surface</span></a> temperature and gas concentrations within the <a href="https://astrodon.social/tags/atmosphere" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>atmosphere</span></a> - and thus gain a better understanding of interactions between the Venusian atmosphere and surface. </p><p>Info+: <a href="https://www.irap.omp.eu/event/the-envision-venus-mission/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">irap.omp.eu/event/the-envision</span><span class="invisible">-venus-mission/</span></a></p><p><a href="https://astrodon.social/tags/astrophysics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophysics</span></a> <a href="https://astrodon.social/tags/planetology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>planetology</span></a> <a href="https://astrodon.social/tags/spacemission" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spacemission</span></a></p>
Gabor Heja<p>I have uploaded the model files and the web based processor for the Tiny Pocket Spectrometer, including source files and the case.</p><p>The model is using the Spreadsheet feature of FreeCAD to provide parametric changes.</p><p><a href="https://www.printables.com/model/1151555-tiny-pocket-spectrometer" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">printables.com/model/1151555-t</span><span class="invisible">iny-pocket-spectrometer</span></a></p><p><a href="https://makerworld.com/en/models/999082" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">makerworld.com/en/models/999082</span><span class="invisible"></span></a></p><p><a href="https://thangs.com/designer/gheja/3d-model/Tiny" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">thangs.com/designer/gheja/3d-m</span><span class="invisible">odel/Tiny</span></a> Pocket Spectrometer-1249715</p><p><a href="https://www.thingiverse.com/thing:6915242" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="">thingiverse.com/thing:6915242</span><span class="invisible"></span></a></p><p><a href="https://cults3d.com/en/3d-model/gadget/tiny-pocket-spectrometer" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">cults3d.com/en/3d-model/gadget</span><span class="invisible">/tiny-pocket-spectrometer</span></a></p><p><a href="https://gheja.github.io/spectro-web/src/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">gheja.github.io/spectro-web/sr</span><span class="invisible">c/</span></a></p><p><a href="https://mastodon.social/tags/FreeCAD" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FreeCAD</span></a> <a href="https://mastodon.social/tags/Spectrometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Spectrometer</span></a> <a href="https://mastodon.social/tags/OpenSource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>OpenSource</span></a> <a href="https://mastodon.social/tags/GitHub" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GitHub</span></a> <a href="https://mastodon.social/tags/Printables" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Printables</span></a> <a href="https://mastodon.social/tags/3dPrinting" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>3dPrinting</span></a> <a href="https://mastodon.social/tags/Makerworld" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Makerworld</span></a> <a href="https://mastodon.social/tags/DIY" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DIY</span></a> <a href="https://mastodon.social/tags/ScreenshotSaturday" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ScreenshotSaturday</span></a></p>
RubenKelevra<p>I built a thing, which can do things!</p><p>I'm also great at documentation.</p><p><a href="https://github.com/RubenKelevra/spectrometer_analysis" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/RubenKelevra/spectr</span><span class="invisible">ometer_analysis</span></a></p><p><a href="https://mastodon.social/tags/spectrometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrometer</span></a></p>
Gabor Heja<p>The web based analyzer for the spectrometer is coming together, although I still have to figure out a few things. This screencapture shows a few of the features, but nothing serious, just sliding the sliders and buttoning the buttons, then cycling through a few colors on the lamp in front of the phone.</p><p>It's still WIP but you can try it here: <a href="https://gheja.github.io/spectro-web/src/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">gheja.github.io/spectro-web/sr</span><span class="invisible">c/</span></a></p><p><a href="https://mastodon.social/tags/screenshotsaturday" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>screenshotsaturday</span></a> <a href="https://mastodon.social/tags/spectrography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrography</span></a> <a href="https://mastodon.social/tags/spectrograph" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrograph</span></a> <a href="https://mastodon.social/tags/spectrometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrometer</span></a> <a href="https://mastodon.social/tags/spectroscopy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectroscopy</span></a> <a href="https://mastodon.social/tags/spectroscope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectroscope</span></a> <a href="https://mastodon.social/tags/opensource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensource</span></a> <a href="https://mastodon.social/tags/javascript" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>javascript</span></a></p>
Gabor Heja<p>I started to work on a mini pocket spectrograph, the 3D model will be available for download, I just need to tune a few things.</p><p>I am also working on a little web based stuff to make sense of the things seen, strictly locally in the browser, on the client side.</p><p>It's a fun random side project, though I already bought about 8 different light bulbs just to see their spectrum...</p><p><a href="https://mastodon.social/tags/spectrography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrography</span></a> <a href="https://mastodon.social/tags/spectrograph" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrograph</span></a> <a href="https://mastodon.social/tags/spectrometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrometer</span></a> <a href="https://mastodon.social/tags/spectroscopy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectroscopy</span></a> <a href="https://mastodon.social/tags/spectroscope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectroscope</span></a> <a href="https://mastodon.social/tags/printables" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>printables</span></a> <a href="https://mastodon.social/tags/3dprinting" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>3dprinting</span></a> <a href="https://mastodon.social/tags/opensource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensource</span></a> <a href="https://mastodon.social/tags/freecad" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>freecad</span></a></p>
Gabor Heja<p>I started to work on a mini pocket spectrograph, the 3D model will be available for download, I just need to tune a few things.</p><p>I am also working on a little web based stuff to make sense of the things seen, strictly locally in the browser, on the client side.</p><p>It's a fun random side project, though I already bought about 8 different light bulbs just to see their spectrum...</p><p><a href="https://mastodon.social/tags/spectrography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrography</span></a> <a href="https://mastodon.social/tags/spectrograph" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrograph</span></a> <a href="https://mastodon.social/tags/spectrometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectrometer</span></a> <a href="https://mastodon.social/tags/spectroscopy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectroscopy</span></a> <a href="https://mastodon.social/tags/spectroscope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectroscope</span></a> <a href="https://mastodon.social/tags/printables" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>printables</span></a> <a href="https://mastodon.social/tags/3dprinting" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>3dprinting</span></a> <a href="https://mastodon.social/tags/opensource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensource</span></a> <a href="https://mastodon.social/tags/makerworld" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>makerworld</span></a></p>
Rowan the Selfsame<p>I am a <a href="https://c.im/tags/CitizenScientist" class="mention hashtag" rel="tag">#<span>CitizenScientist</span></a> at heart, and it bothers me not that <a href="https://c.im/tags/technology" class="mention hashtag" rel="tag">#<span>technology</span></a> is prevalent and powerful (high speed, high storage capacity), but that such improvement of our technology is gatekept behind massive <a href="https://c.im/tags/paywalls" class="mention hashtag" rel="tag">#<span>paywalls</span></a>.</p><p>(TL;DR: the cost of a portable genome sequencer and also data storage makes it unattainable to collaborate as a citizen scientist, and that makes me big mad 😡!! I know we can do something about it.)</p><p>I dream of an internet <a href="https://c.im/tags/infrastructure" class="mention hashtag" rel="tag">#<span>infrastructure</span></a> that would enable me, and others, to <a href="https://c.im/tags/democratize" class="mention hashtag" rel="tag">#<span>democratize</span></a> data, storage space, and processing power. Such would bolster research and study across many fields of knowledge.</p><p>Allow me to set the scene. </p><p>- A <a href="https://c.im/tags/PublicCommons" class="mention hashtag" rel="tag">#<span>PublicCommons</span></a> <a href="https://c.im/tags/CommunityMesh" class="mention hashtag" rel="tag">#<span>CommunityMesh</span></a> <a href="https://c.im/tags/MeshNetwork" class="mention hashtag" rel="tag">#<span>MeshNetwork</span></a> interlinks public and private schools, weather broadcast stations, public government buildings, medical facilities, public transit centers, large housing complexes, and observation towers in public parks for civil and public academic use. Low-power Radio Wide Area Networks (<a href="https://c.im/tags/LoRaWAN" class="mention hashtag" rel="tag">#<span>LoRaWAN</span></a>) might prove useful here for environmental sensors.</p><p>- <a href="https://c.im/tags/FreedomBox" class="mention hashtag" rel="tag">#<span>FreedomBox</span></a> or no-assembly-required <a href="https://c.im/tags/SelfHosting" class="mention hashtag" rel="tag">#<span>SelfHosting</span></a> <a href="https://c.im/tags/cloudlet" class="mention hashtag" rel="tag">#<span>cloudlet</span></a> solutions bring <a href="https://c.im/tags/FaultTolerance" class="mention hashtag" rel="tag">#<span>FaultTolerance</span></a> to the hands of <a href="https://c.im/tags/WebService" class="mention hashtag" rel="tag">#<span>WebService</span></a> architects.</p><p>- <a href="https://c.im/tags/NetworkAttachedStorage" class="mention hashtag" rel="tag">#<span>NetworkAttachedStorage</span></a> (<a href="https://c.im/tags/NAS" class="mention hashtag" rel="tag">#<span>NAS</span></a>) equips locations connected to the network with an opportunity to share _some_ data storage capacity as a cache for the functions of the greater network. (In my opinion, altruistic features should be opt-out conditions.) Such might confer a cache of operable <span class="h-card" translate="no"><a href="https://wikis.world/@wikifunctions" class="u-url mention">@<span>wikifunctions</span></a></span> representations.</p><p>- <a href="https://c.im/tags/UniformResourceName" class="mention hashtag" rel="tag">#<span>UniformResourceName</span></a> (<a href="https://c.im/tags/URN" class="mention hashtag" rel="tag">#<span>URN</span></a>) resolvers (e.g., such as for <a href="https://c.im/tags/DOI" class="mention hashtag" rel="tag">#<span>DOI</span></a>, <a href="https://c.im/tags/ARC" class="mention hashtag" rel="tag">#<span>ARC</span></a>, <a href="https://c.im/tags/ISBN" class="mention hashtag" rel="tag">#<span>ISBN</span></a>, <a href="https://c.im/tags/IPFS" class="mention hashtag" rel="tag">#<span>IPFS</span></a>) give us what we need to collaborate as communities to organize our <a href="https://c.im/tags/DataSets" class="mention hashtag" rel="tag">#<span>DataSets</span></a> and to distribute amongst our community the load of resolving names of data to their resources.</p><p>- the <a href="https://c.im/tags/ResourceDescriptionFramework" class="mention hashtag" rel="tag">#<span>ResourceDescriptionFramework</span></a>, or <a href="https://c.im/tags/RDF" class="mention hashtag" rel="tag">#<span>RDF</span></a>, lets us claim to properties, attributes and metainformation of a resource. This is useful for cataloging and searching through datasets to find pertinent information. (E.g., by category: music, video, lectures; photos, figures, charts, diagrams; databases, manifests, ledgers, logs; etc.)</p><p>- <a href="https://c.im/tags/Peer2Peer" class="mention hashtag" rel="tag">#<span>Peer2Peer</span></a> clients create a distributed <a href="https://c.im/tags/ComputeFabric" class="mention hashtag" rel="tag">#<span>ComputeFabric</span></a> for domains of interest.</p><p>Major hubs of the network publish off-loadable functions in "initiatives" to: collect, clean, stage, process, recollect, and report sets of data for research within their pertinent areas of interest. (E.g., universities or parks might produce functions to operationalize a project to collect and study evidence of climate change.)</p><p>Client-Devices subscribe to the initiatives that their owner finds worthwhile and commit to serving requests they receive for such functions.</p><p>--------</p><p>The scene is set. Now we imagine:</p><p>You subscribe to a citizen science initiative and travel anywhere with your portable sensor(s): a <a href="https://c.im/tags/GenomeSequencer" class="mention hashtag" rel="tag">#<span>GenomeSequencer</span></a> or <a href="https://c.im/tags/Spectrometer" class="mention hashtag" rel="tag">#<span>Spectrometer</span></a>, a <a href="https://c.im/tags/SchumannResonance" class="mention hashtag" rel="tag">#<span>SchumannResonance</span></a> or <a href="https://c.im/tags/Radiation" class="mention hashtag" rel="tag">#<span>Radiation</span></a> detector, a <a href="https://c.im/tags/Barometer" class="mention hashtag" rel="tag">#<span>Barometer</span></a> or <a href="https://c.im/tags/Thermometer" class="mention hashtag" rel="tag">#<span>Thermometer</span></a> or <a href="https://c.im/tags/Hygrometer" class="mention hashtag" rel="tag">#<span>Hygrometer</span></a> or <a href="https://c.im/tags/Decibellometer" class="mention hashtag" rel="tag">#<span>Decibellometer</span></a>. </p><p>You take <a href="https://c.im/tags/measurements" class="mention hashtag" rel="tag">#<span>measurements</span></a>, name them and fill in whatever <a href="https://c.im/tags/metadata" class="mention hashtag" rel="tag">#<span>metadata</span></a> about them you can. When you submit your dataset to the network, the publishers of every <a href="https://c.im/tags/initiative" class="mention hashtag" rel="tag">#<span>initiative</span></a> of which you are part are notified so that others can search for it through them via the metadata you ascribed to the dataset. When others search for and find your dataset, they, too, can process it according the functions within the network.</p><p>By this our internet would become a virtual meta-machine; this could assist in the symbiotization of <a href="https://c.im/tags/civilian" class="mention hashtag" rel="tag">#<span>civilian</span></a> <a href="https://c.im/tags/academy" class="mention hashtag" rel="tag">#<span>academy</span></a> and <a href="https://c.im/tags/inventive" class="mention hashtag" rel="tag">#<span>inventive</span></a> <a href="https://c.im/tags/altruism" class="mention hashtag" rel="tag">#<span>altruism</span></a>.</p><p>(TL;DR: the cost of portable genome sequencers and data storage makes it hard to collaborate as a citizen scientist, and that makes me big mad 😡!! I know we can do something about it.)</p>
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