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- == Observational approaches to enable successful polarization calibration == == Instrumental polarization: technical aspects ==481 bytes (48 words) - 16:32, 30 July 2010
- [[Category:ALMA]][[Category:Polarization]][[Category:Continuum]] These SV observations have been taken with the aim of testing ALMA polarization capabilities at Band 6 (233 GHz, 1 mm).7 KB (1,126 words) - 13:33, 18 October 2023
- [[Category:ALMA]][[Category:Calibration]][[Category:Continuum]][[Category:Polarization]]513 bytes (65 words) - 11:09, 4 August 2014
- [[Category:ALMA]][[Category:Imaging]][[Category:Continuum]][[Category:Polarization]]509 bytes (65 words) - 11:09, 4 August 2014
- Spectral Windows: (2 unique spectral windows and 1 unique polarization setups) ...larization leakage on 0137+331. In this step we solve for the instrumental polarization. We will assume here our calibrator has unknown polarisation (poltype='D+QU25 KB (3,544 words) - 13:00, 13 February 2023
- 63 bytes (5 words) - 13:01, 13 February 2023
- ...indows with 64 channels each. The observation was set up to allow for full polarization calibration. The first step of polarization calibration is to first obtain a decent Stokes I (RR and LL) calibration. T123 KB (17,782 words) - 13:42, 22 April 2024
- Spectral Windows: (14 unique spectral windows and 1 unique polarization setups) * 0137+331 (polarization leakage calibrator)108 KB (6,833 words) - 14:30, 9 February 2023
- * Bandpass, polarization leakage and fluxscale calibration was done using an observation of 1934-638 Spectral Windows: (1 unique spectral windows and 1 unique polarization setups)29 KB (3,228 words) - 01:23, 1 September 2020
- #REDIRECT [[ATCA Continuum Polarization Tutorial NGC612-CASA4.7]]65 bytes (7 words) - 18:32, 12 October 2016
- #REDIRECT [[CASA Guides:ATCA Advanced Continuum Polarization Tutorial NGC612-CASA4.7]]86 bytes (10 words) - 22:54, 28 July 2016
- 125 bytes (16 words) - 18:32, 8 February 2024
- ...indows with 64 channels each. The observation was set up to allow for full polarization calibration. ...alibrated measurement set, we have created a starting dataset on which the polarization calibration steps and final imaging can be performed: [https://casa.nrao.ed131 KB (17,960 words) - 19:34, 20 November 2019
Page text matches
- == Observational approaches to enable successful polarization calibration == == Instrumental polarization: technical aspects ==481 bytes (48 words) - 16:32, 30 July 2010
- #REDIRECT [[ATCA Continuum Polarization Tutorial NGC612-CASA4.7]]65 bytes (7 words) - 18:32, 12 October 2016
- #REDIRECT [[CASA Guides:ATCA Advanced Continuum Polarization Tutorial NGC612-CASA4.7]]86 bytes (10 words) - 22:54, 28 July 2016
- * [[ATCA_Continuum_Polarization_Tutorial_NGC612-CASA4.7| ATCA Continuum Polarization Tutorial]] (CASA 4.7 version) ...ed_Continuum_Polarization_Tutorial_NGC612-CASA4.7| ATCA Advanced Continuum Polarization Tutorial]] (CASA 4.7 version)598 bytes (84 words) - 18:52, 2 September 2020
- [[Category:ALMA]][[Category:Calibration]][[Category:Continuum]][[Category:Polarization]]513 bytes (65 words) - 11:09, 4 August 2014
- [[Category:ALMA]][[Category:Imaging]][[Category:Continuum]][[Category:Polarization]]509 bytes (65 words) - 11:09, 4 August 2014
- ...based_on_CASA_pipeline_standard_reduction:_The_radio_galaxy_3C75-CASA6.5.4 Polarization Calibration based on CASA pipeline standard reduction: The radio galaxy 3C7 ...based_on_CASA_pipeline_standard_reduction:_The_radio_galaxy_3C75-CASA6.4.1 Polarization Calibration based on CASA pipeline standard reduction: The radio galaxy 3C721 KB (2,724 words) - 12:03, 1 March 2024
- ** [[Jupiter: continuum polarization calibration]]585 bytes (71 words) - 19:16, 18 September 2018
- [[Category:ALMA]][[Category:Polarization]][[Category:Continuum]] These SV observations have been taken with the aim of testing ALMA polarization capabilities at Band 6 (233 GHz, 1 mm).7 KB (1,126 words) - 13:33, 18 October 2023
- cl.addcomponent(flux=1.25, fluxunit='mJy', polarization='Stokes',991 bytes (162 words) - 15:12, 29 February 2012
- == Leakage a.k.a. Cross-polarization == * random Gaussian (time-independent) complex cross-polarization leakage terms, with specified real and imaginary amplitudes, and an optiona9 KB (1,379 words) - 17:17, 7 November 2012
- == Leakage a.k.a. Cross-polarization == * random Gaussian (time-independent) complex cross-polarization leakage terms, with specified real and imaginary amplitudes, and an optiona9 KB (1,379 words) - 15:36, 23 January 2018
- ...ples for common general-use cases such as spectral line, continuum, linear polarization, and mosaicking. However, the results demonstrated here are specific to th === Polarization Calibration based on CASA pipeline standard reduction: The radio galaxy 3C713 KB (1,866 words) - 17:24, 25 March 2024
- ...s to pre-apply before solving for a particular effect (gain or bandpass or polarization). The user (''not'' the task!) specifies a calibration table to store the s * {{polcal}}: polarization calibration;6 KB (862 words) - 17:03, 27 March 2013
- ...tion, Imaging]] and [[EVLA Advanced Topics 3C391-CASA3.4 | Image Analysis, Polarization, Self-calibration]] ...ion, Imaging]] and [[ EVLA Advanced Topics 3C391-CASA3.3 | Image Analysis, Polarization, Self-calibration ]]8 KB (970 words) - 16:45, 10 June 2013
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==28 KB (4,145 words) - 09:41, 14 September 2017
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==28 KB (4,149 words) - 09:48, 10 April 2017
- == Polarization Imaging == ...tains an "animator" or pane with movie controls. One can step through the polarization axis, displaying the images for the different polarizations.29 KB (4,851 words) - 12:30, 9 April 2012
- ...bserve turns a model of the sky (2 to 4 dimensions including frequency and polarization) into the visibilities that would be measured with ALMA, (E)VLA, CARMA, SMA ...upt]] - Corrupt the measurement set with thermal noise, phase noise, cross-polarization, etc.8 KB (1,207 words) - 13:02, 3 November 2015
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==30 KB (4,386 words) - 14:55, 23 October 2023
- -> adam: linux ALMA cube; juergen: mac os; EVLA polarization IQUV cube -> send also to Adam; skyview fits3 KB (407 words) - 14:18, 4 April 2013
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==32 KB (4,524 words) - 16:03, 3 April 2018
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==31 KB (4,534 words) - 17:29, 11 March 2021
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==31 KB (4,537 words) - 17:31, 11 March 2021
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==31 KB (4,537 words) - 09:10, 13 October 2021
- [[Category:ALMA]][[Category:Imaging]][[Category:Polarization]] ==Full polarization imaging of the target==31 KB (4,537 words) - 10:20, 1 October 2021
- cl.addcomponent(flux=1.25, fluxunit='mJy', polarization='Stokes',4 KB (618 words) - 02:26, 12 February 2011
- ...e</tt> turns a model of the sky (2 to 4 dimensions including frequency and polarization) into the visibilities that would be measured with ALMA, (J)VLA, CARMA, SMA ...rrupt - Corrupt the measurement set with thermal noise, phase noise, cross-polarization, etc.12 KB (1,773 words) - 13:00, 3 November 2015
- * Bandpass, polarization leakage and fluxscale calibration was done using an observation of 1934-638 Spectral Windows: (1 unique spectral windows and 1 unique polarization setups)29 KB (3,228 words) - 01:23, 1 September 2020
- ...be used to add phase delay variations, gain fluctuations and drift, cross-polarization, and (coming soon) bandpass and pointing errors to your simulated data. <t ...upt]] - Corrupt the measurement set with thermal noise, phase noise, cross-polarization, etc.8 KB (1,321 words) - 14:34, 1 November 2011
- ...- this is quite rare outside of polarization, and self-calibration of full-polarization projects is not fully validated in any case. 14. In full-polarization datasets, the hif_makeimages page for the polcal has images of polarized in25 KB (3,867 words) - 15:19, 13 March 2024
- ...be used to add phase delay variations, gain fluctuations and drift, cross-polarization, and (coming soon) bandpass and pointing errors to your simulated data. <t ...upt]] - Corrupt the measurement set with thermal noise, phase noise, cross-polarization, etc.8 KB (1,275 words) - 18:52, 26 March 2024
- High Accuracy Spectral Line Polarization Observations ...to 64 independent correlators with different bandwidths, channel numbers, polarization products, and observing frequencies. The final VLA will be able to42 KB (6,842 words) - 10:09, 2 July 2012
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==46 KB (7,311 words) - 14:10, 6 February 2014
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==46 KB (7,311 words) - 13:51, 16 December 2014
- ...be used to add phase delay variations, gain fluctuations and drift, cross-polarization, and (coming soon) bandpass and pointing errors to your simulated data. <t ...upt]] - Corrupt the measurement set with thermal noise, phase noise, cross-polarization, etc.10 KB (1,479 words) - 13:28, 30 April 2011
- ...s been tested on dual-polarization ALMA data, and single-, dual-, and full-polarization EVLA data. It supports both the old and new calibration table formats. Plo xcolor: color for XX polarization points (default = blue)14 KB (2,237 words) - 13:13, 17 April 2024
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==47 KB (7,334 words) - 19:42, 4 February 2014
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==47 KB (7,335 words) - 19:50, 4 February 2014
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==47 KB (7,549 words) - 16:36, 20 April 2015
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==47 KB (7,549 words) - 16:32, 20 April 2015
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==47 KB (7,551 words) - 13:47, 2 June 2015
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==47 KB (7,436 words) - 16:17, 30 May 2013
- ...391_ctm_mosaic_spw0.ms</tt>. This is what we will use to carry on with our polarization imaging. == Multi-scale Polarization Clean ==47 KB (7,454 words) - 17:12, 22 October 2012
- * Visibilities are recorded every 2 seconds in full polarization (4 polarization products, (wrongly!) labelled RR,RL,LR,LL). ...than linear. This may seem mostly harmless, but does make a difference for polarization calibration (which we will do later). The following (non-standard) task wil46 KB (7,173 words) - 03:27, 8 June 2015
- ...ystem that it needs to calculate visibilities. If your model doesn't have polarization/Stokes information, we'll add a dummy axis to the image for you. If your i6 KB (933 words) - 11:05, 4 November 2012
- * [[3C286_Polarization]]: Demonstration of the reduction of ALMA continuum polarization toward the quasar 3C2866 KB (859 words) - 16:29, 8 January 2018