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lmc_polarization [2022/12/05 13:11] Déborah Paradis created |
lmc_polarization [2023/04/11 15:27] (current) Déborah Paradis |
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| Large Magellanic Cloud’s maps of intensity and linear polarization parameters as derived in Alina et al. 2022. | Large Magellanic Cloud’s maps of intensity and linear polarization parameters as derived in Alina et al. 2022. | ||
| The maps were derived using Planck* PR3 release, at 353 GHz, nside = 1024, at the resolution of 16’ from which the foreground contribution has been subtracted using the method proposed in Alina et al. 2022.\\ | The maps were derived using Planck* PR3 release, at 353 GHz, nside = 1024, at the resolution of 16’ from which the foreground contribution has been subtracted using the method proposed in Alina et al. 2022.\\ | ||
| - | CADE distributes foreground-subtracted Stokes I, Q, and U maps and the map of the signal-to-noise ratio of the polarization fraction, after foreground subtraction. | + | CADE distributes foreground-subtracted Stokes I, Q, and U maps after foreground subtraction. |
| The units for I, Q, and U are MJy/sr. | The units for I, Q, and U are MJy/sr. | ||
| Line 9: | Line 9: | ||
| *Planck was an ESA space telescope (2009 – 2013) that observed the cosmic microwave background (CMB) radiation. The main goal of the Planck mission was to measure small deviations from isotropy with an unprecedented accuracy and level of detail in order to distinguish between competing cosmological models. | *Planck was an ESA space telescope (2009 – 2013) that observed the cosmic microwave background (CMB) radiation. The main goal of the Planck mission was to measure small deviations from isotropy with an unprecedented accuracy and level of detail in order to distinguish between competing cosmological models. | ||
| Planck has released a very large number of diverse data products. | Planck has released a very large number of diverse data products. | ||
| - | For details, users are advised to consult the Planck wiki and the papers accompanying the data release. | + | For details, users are advised to consult the Planck wiki and the papers accompanying the data release.\\ |
| + | |||
| + | Healpix maps made by D. Paradis. | ||
| + | |||
| + | === References=== | ||
| + | * 'Unveiling polarized emission from interstellar dust of the Large Magellanic Cloud with Planck ' by Alina, D. et al, 2022, MNRAS, tmp 2949 https://ui.adsabs.harvard.edu/abs/2022MNRAS.tmp.2949A/abstract | ||
| + | |||
| + | <html> | ||
| + | <script src="lib/scripts/aladin-btns.js"></script> | ||
| + | <script> | ||
| + | // Broadcasts a table given a hub connection. | ||
| + | var lmc_850_i = function(connection) { | ||
| + | var msg = new samp.Message("image.load.fits", | ||
| + | {"url": "http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_I_1_1024.fits","name":"LMC 850mic I"} ); | ||
| + | connection.notifyAll([msg]); | ||
| + | }; | ||
| + | var lmc_850_polu = function(connection) { | ||
| + | var msg = new samp.Message("image.load.fits", | ||
| + | {"url": "http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_U_1_1024.fits","name":"LMC 850mic POLU"} ); | ||
| + | connection.notifyAll([msg]); | ||
| + | }; | ||
| + | var lmc_850_polq = function(connection) { | ||
| + | var msg = new samp.Message("image.load.fits", | ||
| + | {"url": "http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_Q_1_1024.fits","name":"LMC 850mic POLQ"} ); | ||
| + | connection.notifyAll([msg]); | ||
| + | }; | ||
| + | |||
| + | </script> | ||
| + | </html> | ||
| + | |||
| + | === Maps=== | ||
| + | |||
| + | - Intensity: [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_I_1_1024_partial.fits|LMC_850_I_1_1024_partial.fits]] | ||
| + | [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_I_1_1024.fits|LMC_850_I_1_1024.fits]] | ||
| + | <html> | ||
| + | <button class="aladin-btn" type="button" onclick="connector.runWithConnection(lmc_850_i)">Aladin</button> | ||
| + | </html> | ||
| + | |||
| + | - Stokes U: [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_U_1_1024_partial.fits|LMC_850_U_1_1024_partial.fits]] | ||
| + | [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_U_1_1024.fits|LMC_850_U_1_1024.fits]] | ||
| + | <html> | ||
| + | <button class="aladin-btn" type="button" onclick="connector.runWithConnection(lmc_850_polu)">Aladin</button> | ||
| + | </html> | ||
| + | |||
| + | - Stokes Q: [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_Q_1_1024_partial.fits|LMC_850_Q_1_1024_partial.fits]] | ||
| + | [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/LMC_850_Q_1_1024.fits|LMC_850_Q_1_1024.fits]] | ||
| + | |||
| + | <html> | ||
| + | <button class="aladin-btn" type="button" onclick="connector.runWithConnection(lmc_850_polq)">Aladin</button> | ||
| + | </html> | ||
| + | |||
| + | ^ __**LMC 850mic Intensity**__ ^ __**LMC 850mic POLU**__ ^ __**LMC 850mic POLU**__ ^ | ||
| + | | <html> | ||
| + | <div id="aladin-lite-div-lmc_850_i" class="aladin-lite-container200"></div> | ||
| + | </html> | <html> | ||
| + | <div id="aladin-lite-div-lmc_850_polu" class="aladin-lite-container200"></div> | ||
| + | </html> | <html> | ||
| + | <div id="aladin-lite-div-lmc_850_polq" class="aladin-lite-container200"></div> | ||
| + | </html> | | ||
| + | |||
| + | <html> | ||
| + | <script> | ||
| + | // Aladin visualizations | ||
| + | jQuery().ready(function($){ | ||
| + | var aladin_01 = A.aladin('#aladin-lite-div-lmc_850_i', {zoom:12}); | ||
| + | aladin_01.setFrame('Galactic'); | ||
| + | aladin_01.gotoPosition(279, -32); | ||
| + | aladin_01.setImageSurvey(aladin_01.createImageSurvey( | ||
| + | 'LMC 850 I', 'LMC 850 I', | ||
| + | 'http://cade.irap.omp.eu/documents/Ancillary/4Aladin/LMC_850_I/', | ||
| + | 'Galactic', 3 | ||
| + | )); | ||
| + | aladin_01.getBaseImageLayer().getColorMap().update('rainbow'); | ||
| + | |||
| + | var aladin_02 = A.aladin('#aladin-lite-div-lmc_850_polu', {zoom:12}); | ||
| + | aladin_02.setFrame('Galactic'); | ||
| + | aladin_02.gotoPosition(279, -32); | ||
| + | aladin_02.setImageSurvey(aladin_02.createImageSurvey( | ||
| + | 'LMC 850 POLU', 'LMC 850 POLU', | ||
| + | 'http://cade.irap.omp.eu/documents/Ancillary/4Aladin/LMC_850_U/', | ||
| + | 'Galactic', 3 | ||
| + | )); | ||
| + | aladin_02.getBaseImageLayer().getColorMap().update('rainbow'); | ||
| + | |||
| + | var aladin_03 = A.aladin('#aladin-lite-div-lmc_850_polq', {zoom:12}); | ||
| + | aladin_03.setFrame('Galactic'); | ||
| + | aladin_03.gotoPosition(279, -32); | ||
| + | aladin_03.setImageSurvey(aladin_03.createImageSurvey( | ||
| + | 'LMC 850 POLQ', 'LMC 850 POLQ', | ||
| + | 'http://cade.irap.omp.eu/documents/Ancillary/4Aladin/LMC_850_Q/', | ||
| + | 'Galactic', 3 | ||
| + | )); | ||
| + | aladin_03.getBaseImageLayer().getColorMap().update('rainbow'); | ||
| + | |||
| + | }); | ||
| + | </script> | ||
| + | </html> | ||
| + | |||
| + | === HiPS=== | ||
| + | Enter the following URLs in Aladin ("Files" then "Use directly a URL"): | ||
| + | |||
| + | http://cade.irap.omp.eu/documents/Ancillary/4Aladin/LMC_850_I | ||
| + | http://cade.irap.omp.eu/documents/Ancillary/4Aladin/LMC_850_Q | ||
| + | http://cade.irap.omp.eu/documents/Ancillary/4Aladin/LMC_850_U | ||
| + | |||
| + | ===Original WCS Data === | ||
| + | Intensity: [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/WCS/I_LMC_paper2022.fits|Here]] | ||
| + | |||
| + | Stokes U: [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/WCS/U_LMC_paper2022.fits|Here]] | ||
| + | |||
| + | Stokes Q: [[http://cade.irap.omp.eu/documents/Ancillary/LMC_polar_planck/WCS/Q_LMC_paper2022.fits|Here]] | ||