65 Flatfields PPTs View free & download

Masks, weights and flatfields PowerPoint PPT Presentation

Masks, weights and flatfields - clean up class-hierarchy mess. simplify ScienceFrame.make() New Situation. class ColdPixelMap ... Could make absolute error map and do proper propagation of ...

clean up class-hierarchy mess. simplify ScienceFrame.make() New Situation. class ColdPixelMap ... Could make absolute error map and do proper propagation of ...

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twilight flatfielding and gain correction reduces the chip-to-chip zeropoint difference to less than /-2% PowerPoint PPT Presentation

twilight flatfielding and gain correction reduces the chip-to-chip zeropoint difference to less than /-2% - twilight flatfielding and gain correction reduces the chip-to-chip zeropoint ... there is no colour term between the UFTI and WFCAM filter systems as measured ...

twilight flatfielding and gain correction reduces the chip-to-chip zeropoint ... there is no colour term between the UFTI and WFCAM filter systems as measured ...

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FMOS Observations and Data PowerPoint PPT Presentation

FMOS Observations and Data - Title: FMOS mechanical review Author: Ian Lewis Last modified by: Ian Lewis Created Date: 1/31/2002 12:48:53 AM Document presentation format: On-screen Show

Title: FMOS mechanical review Author: Ian Lewis Last modified by: Ian Lewis Created Date: 1/31/2002 12:48:53 AM Document presentation format: On-screen Show

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PowerPoint-Pr PowerPoint PPT Presentation

PowerPoint-Pr - Title: PowerPoint-Pr sentation Last modified by: Harald Kuntschner Document presentation format: Custom Company: Micaela Stumpf Other titles: Times New Roman HG ...

Title: PowerPoint-Pr sentation Last modified by: Harald Kuntschner Document presentation format: Custom Company: Micaela Stumpf Other titles: Times New Roman HG ...

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Photometry - In other words: physics of interaction over light path; calibration: quantifying ... Example Quasar colors. stars. QSOs. A stars ...

In other words: physics of interaction over light path; calibration: quantifying ... Example Quasar colors. stars. QSOs. A stars ...

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The CCD detector PowerPoint PPT Presentation

The CCD detector - Title: PowerPoint Presentation - CCD online presentation Author: Jean Surdej Keywords: CCD Characterisation Last modified by: Stefan Hippler Created Date

Title: PowerPoint Presentation - CCD online presentation Author: Jean Surdej Keywords: CCD Characterisation Last modified by: Stefan Hippler Created Date

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Photometric Survey for Asynchronous Binary Asteroids PowerPoint PPT Presentation

Photometric Survey for Asynchronous Binary Asteroids - Presented at MACE 2006 in Vienna, Austria. 2006 May 14. There is an abundant population of small binary asteroids from near-Earth orbits ...

Presented at MACE 2006 in Vienna, Austria. 2006 May 14. There is an abundant population of small binary asteroids from near-Earth orbits ...

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Data reduction for Optical Imaging and Spectroscopy PowerPoint PPT Presentation

Data reduction for Optical Imaging and Spectroscopy - ... 8 Feb 2005 Too much!!! ~0.5mag brighter d) background and PSF subtraction SN2002cm working image reference subtraction The steps to follow are: ...

... 8 Feb 2005 Too much!!! ~0.5mag brighter d) background and PSF subtraction SN2002cm working image reference subtraction The steps to follow are: ...

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Dark Energy Survey Filters - Dark Energy Survey Filters

Dark Energy Survey Filters

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Kuhn - HMI Science Interests: Limb photometry and astrometry PowerPoint PPT Presentation

Kuhn - HMI Science Interests: Limb photometry and astrometry - ... and astrometry ... Limb Astrometry. rotational constraints through limb harmonics. secular ... 1600 days of MDI astrometry (l=6) Appourchaux et al. (2000) ...

... and astrometry ... Limb Astrometry. rotational constraints through limb harmonics. secular ... 1600 days of MDI astrometry (l=6) Appourchaux et al. (2000) ...

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NIRCam Status PowerPoint PPT Presentation

NIRCam Status - An open question in using the subarray readout mode is whether special ... Nudge. Install PIL, FPA. Install Baffle Covers. AT. AT. AT. FPA & Wavefront Sensing Tests ...

An open question in using the subarray readout mode is whether special ... Nudge. Install PIL, FPA. Install Baffle Covers. AT. AT. AT. FPA & Wavefront Sensing Tests ...

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Multiobject Spectroscopy PowerPoint PPT Presentation

Multiobject Spectroscopy - Optional to obtain spatially-resolved spectra Spatial resolution along slit/aperture ... Errors in radial velocity since image moves in slit Errors in photometry ...

Optional to obtain spatially-resolved spectra Spatial resolution along slit/aperture ... Errors in radial velocity since image moves in slit Errors in photometry ...

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Multiobject Spectroscopy - Mandatory to obtain integrated spectrum of many objects ... Echidna (AAO) in progress for F/2 prime focus of 8m Subaru as part of UK-Aus ...

Mandatory to obtain integrated spectrum of many objects ... Echidna (AAO) in progress for F/2 prime focus of 8m Subaru as part of UK-Aus ...

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Seismologic study of the solarlike star Procyon A PowerPoint PPT Presentation

Seismologic study of the solarlike star Procyon A - Seismologic study of the solar-like star Procyon A. Silvio Leccia ... is mandatory to reach a RV precision below 5 m/s (AUSTRAL Endl et al. 2000) ...

Seismologic study of the solar-like star Procyon A. Silvio Leccia ... is mandatory to reach a RV precision below 5 m/s (AUSTRAL Endl et al. 2000) ...

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Coadding Quest Images PowerPoint PPT Presentation

Coadding Quest Images - To find positions of faint I-band objects for quasar candidate selection. ... Create sky and variance images from a boxcar of clipped flattened image. Subtract sky. ...

To find positions of faint I-band objects for quasar candidate selection. ... Create sky and variance images from a boxcar of clipped flattened image. Subtract sky. ...

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PreCam Processing, the DES-Brazil Portal, and Necessary FITS Keywords PowerPoint PPT Presentation

PreCam Processing, the DES-Brazil Portal, and Necessary FITS Keywords - 1. PreCam Processing, the DES-Brazil Portal, and ... scamp. ccd. ccd. ccd. ccd. ccd. ccd. ccd. cat. cat. cat. cat. cat. cat. cat. cat. cat. decam_convert ...

1. PreCam Processing, the DES-Brazil Portal, and ... scamp. ccd. ccd. ccd. ccd. ccd. ccd. ccd. cat. cat. cat. cat. cat. cat. cat. cat. cat. decam_convert ...

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A STEP - Jean Gay. Responsible of the camera team; Developpement of test and acquisition tools. ... Point Spread Function and image on CCD (Fressin, Gay) ...

Jean Gay. Responsible of the camera team; Developpement of test and acquisition tools. ... Point Spread Function and image on CCD (Fressin, Gay) ...

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PISCO and ATCA Follow-on for SPT Clusters PowerPoint PPT Presentation

PISCO and ATCA Follow-on for SPT Clusters - Parallel Imager for Southern Cosmology Observations ... Parallel implementation, Condor on Linux boxes. Robust and self-tracking. Honed on crowded fields ...

Parallel Imager for Southern Cosmology Observations ... Parallel implementation, Condor on Linux boxes. Robust and self-tracking. Honed on crowded fields ...

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Integral Field Spectrograph PowerPoint PPT Presentation

Integral Field Spectrograph - A spectrograph dedicated for SN physics ... Spectrograph: implementation. Under the global shielding. 15 ... The spectrograph : A key instrument for the SNAP mission ...

A spectrograph dedicated for SN physics ... Spectrograph: implementation. Under the global shielding. 15 ... The spectrograph : A key instrument for the SNAP mission ...

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The Astrowise pipeline PowerPoint PPT Presentation

The Astrowise pipeline - eclipse libraray in C (ESO, N. Devillard) wrapped with SWIG. fits images and headers as built-in data types ... Persistent Sourcelists (see KGB) Astro-wise Pipelines ...

eclipse libraray in C (ESO, N. Devillard) wrapped with SWIG. fits images and headers as built-in data types ... Persistent Sourcelists (see KGB) Astro-wise Pipelines ...

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CHAPTER 4 Astronomical Detectors I. Detectors PowerPoint PPT Presentation

CHAPTER 4 Astronomical Detectors I. Detectors - Photography was invented in 1840s, but use in astronomy only started to become ... in 1970s, full fledge effect in 1980s, spreading to amateur astronomy in 1990s. ...

Photography was invented in 1840s, but use in astronomy only started to become ... in 1970s, full fledge effect in 1980s, spreading to amateur astronomy in 1990s. ...

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PACS CQMAVM ILT PowerPoint PPT Presentation

PACS CQMAVM ILT - on OGSE BBs. 1 x 1010 V/W. 1/f knee ~0.125 Hz. Noise density 5 V/Hz1/2. NEP ... Dark current measurements of unstressed detector arrays carried out at MPIA ...

on OGSE BBs. 1 x 1010 V/W. 1/f knee ~0.125 Hz. Noise density 5 V/Hz1/2. NEP ... Dark current measurements of unstressed detector arrays carried out at MPIA ...

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Brian Schmidt PowerPoint PPT Presentation

Brian Schmidt - Essential to have a good working instrument. Essential to take all of the relevant calibration data ... Correct data reduction procedures for the data. Check ...

Essential to have a good working instrument. Essential to take all of the relevant calibration data ... Correct data reduction procedures for the data. Check ...

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Parallel Imager for Southern Cosmological Observations: A Multiband Imager for Magellan - Parallel Imager for Southern Cosmological Observations: A Multiband Imager for Magellan

Parallel Imager for Southern Cosmological Observations: A Multiband Imager for Magellan

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Obserwacje kamera internetowa PowerPoint PPT Presentation

Obserwacje kamera internetowa - Title: Obserwacje kamer internetow Author: Waldemar Ogloza Last modified by: Waldemar Ogloza Created Date: 9/15/2003 3:45:10 PM Document presentation format

Title: Obserwacje kamer internetow Author: Waldemar Ogloza Last modified by: Waldemar Ogloza Created Date: 9/15/2003 3:45:10 PM Document presentation format

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A Multiband Imager for Magellan PowerPoint PPT Presentation

A Multiband Imager for Magellan - ... of morphology, magnitude, color and location ... DEC target 10s magnitudes. ... Limiting Magnitude. L* cluster galaxies at redshift 4000A break ...

... of morphology, magnitude, color and location ... DEC target 10s magnitudes. ... Limiting Magnitude. L* cluster galaxies at redshift 4000A break ...

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Interactive%20Data%20Language%20(IDL) PowerPoint PPT Presentation

Interactive%20Data%20Language%20(IDL) - Interactive Data Language (IDL) Margit Haberreiter (haberreiter@lasp.colorado.edu) LASP, room 135 Acknowledgement: Marty Snow

Interactive Data Language (IDL) Margit Haberreiter (haberreiter@lasp.colorado.edu) LASP, room 135 Acknowledgement: Marty Snow

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IRTF POETS Orange Preship review PowerPoint PPT Presentation

IRTF POETS Orange Preship review - Instrument Computer (original system won't work with the camera. ... As evenly illuminated as possible: note vignetting (spots are dust on lenses) Lab Testing ...

Instrument Computer (original system won't work with the camera. ... As evenly illuminated as possible: note vignetting (spots are dust on lenses) Lab Testing ...

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Na tropie planetoid PowerPoint PPT Presentation

Na tropie planetoid - Title: PowerPoint Presentation Last modified by: waldek Created Date: 1/1/1601 12:00:00 AM Document presentation format: Pokaz na ekranie Other titles

Title: PowerPoint Presentation Last modified by: waldek Created Date: 1/1/1601 12:00:00 AM Document presentation format: Pokaz na ekranie Other titles

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invited talk for the Samba2 conference PowerPoint PPT Presentation

invited talk for the Samba2 conference - X-ray Imaging Using Single Photon Processing with Semiconductor Pixel Detectors

X-ray Imaging Using Single Photon Processing with Semiconductor Pixel Detectors

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The Stellar Populations, Mass-to-Light Ratios and Dark Matter in Spiral Galaxies PowerPoint PPT Presentation

The Stellar Populations, Mass-to-Light Ratios and Dark Matter in Spiral Galaxies - The Stellar Populations, Mass-to-Light Ratios and Dark Matter in Spiral Galaxies Roelof S. de Jong Steward Observatory Eric Bell Rob Kennicutt Rob Swaters

The Stellar Populations, Mass-to-Light Ratios and Dark Matter in Spiral Galaxies Roelof S. de Jong Steward Observatory Eric Bell Rob Kennicutt Rob Swaters

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Fixed Pattern Signal fluctuations in Si pixel detectors PowerPoint PPT Presentation

Fixed Pattern Signal fluctuations in Si pixel detectors - Correction map calculated using 128V detector bias data. September 2002 ... Magnitude of fluctuations decreases with detector bias ...

Correction map calculated using 128V detector bias data. September 2002 ... Magnitude of fluctuations decreases with detector bias ...

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PowerPointPrsentation PowerPoint PPT Presentation

PowerPointPrsentation - Optical and Infrared Nondetection of the z = 10 Galaxy behind Abell 1835 ... Galaxy number counts. Results of the 'extra' work ...

Optical and Infrared Nondetection of the z = 10 Galaxy behind Abell 1835 ... Galaxy number counts. Results of the 'extra' work ...

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LYRA SWENET intro PowerPoint PPT Presentation

LYRA SWENET intro - Tested separately to find transmittance and responsivity. Simulated with TIMED-SEE solar ... Relevant spectral range is tested, with special attention to range borders ...

Tested separately to find transmittance and responsivity. Simulated with TIMED-SEE solar ... Relevant spectral range is tested, with special attention to range borders ...

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Andrew Collier Cameron PowerPoint PPT Presentation

Andrew Collier Cameron - In some worlds there is no Sun and Moon, in others they are ... MOA ... OGLE/PLANET/MOA team members. OGLE-2003-BLG-235/MOA-2003-BLG-53 ...

In some worlds there is no Sun and Moon, in others they are ... MOA ... OGLE/PLANET/MOA team members. OGLE-2003-BLG-235/MOA-2003-BLG-53 ...

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NEON Archive School 2006 PowerPoint PPT Presentation

NEON Archive School 2006 - NEON Archive School 2006 Introduction to Spectroscopic Techniques (low dispersion) M. Dennefeld (IAP-Paris) Outline Basic optics of gratings and spectrographs ...

NEON Archive School 2006 Introduction to Spectroscopic Techniques (low dispersion) M. Dennefeld (IAP-Paris) Outline Basic optics of gratings and spectrographs ...

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Semantic Data Integration and Ontologies - Semantic Data Integration and Ontologies

Semantic Data Integration and Ontologies

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Robert Stobie Prime Focus Imaging Spectrograph Status PowerPoint PPT Presentation

Robert Stobie Prime Focus Imaging Spectrograph Status - ... removing magazine, using insertor to inset and remove a manually loaded slitmask ... Needs slitmask magazine, more automated acquisition procedure to be ...

... removing magazine, using insertor to inset and remove a manually loaded slitmask ... Needs slitmask magazine, more automated acquisition procedure to be ...

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LYRA SWENET intro - the Lyman-alpha Radiometer onboard PROBA-2. I. From Model to Configuration. II. BESSY Campaigns ... (150 nm, 300 nm), Aluminium, Lyman-alpha (N, XN, VN, and ...

the Lyman-alpha Radiometer onboard PROBA-2. I. From Model to Configuration. II. BESSY Campaigns ... (150 nm, 300 nm), Aluminium, Lyman-alpha (N, XN, VN, and ...

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Interactive Data Language IDL PowerPoint PPT Presentation

Interactive Data Language IDL - IDL will search for an appropriately named file and automatically compile and run the procedure. ... IDL will compile all procedures in file until it hits the ...

IDL will search for an appropriately named file and automatically compile and run the procedure. ... IDL will compile all procedures in file until it hits the ...

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WFCAM Photometric Calibration PowerPoint PPT Presentation

WFCAM Photometric Calibration - http://www.ast.cam.ac.uk/vdfs/docs/photom.pdf. 10/13/09. Simon Hodgkin CASU. Overview. Conversion from WFCAM counts to Vega magnitudes at airmass unity in the MKO ...

http://www.ast.cam.ac.uk/vdfs/docs/photom.pdf. 10/13/09. Simon Hodgkin CASU. Overview. Conversion from WFCAM counts to Vega magnitudes at airmass unity in the MKO ...

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$Diffraction limited performance and focusing of high harmonics from relativistic plasmas PowerPoint PPT Presentation$

Diffraction limited performance and focusing of high harmonics from relativistic plasmas - Diffraction limited performance and focusing of high ... How is it possible to observe angstrom wavelength radiation from a nm surface roughness target? ...

Diffraction limited performance and focusing of high ... How is it possible to observe angstrom wavelength radiation from a nm surface roughness target? ...

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WFCAM Photometric Calibration - Simon Hodgkin CASU. Scattered Light in INT ? ... Kea consortium filter set in UFTI (Simons and Tokunaga 2002, Tokunaga et al. 2002) ...

Simon Hodgkin CASU. Scattered Light in INT ? ... Kea consortium filter set in UFTI (Simons and Tokunaga 2002, Tokunaga et al. 2002) ...

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Illumination Field Uniformity for the Measurement of Quantum Efficiencies of SNAPs Infrared Detector - Illumination Field Uniformity for the Measurement of Quantum Efficiencies of SNAPs Infrared Detector

Illumination Field Uniformity for the Measurement of Quantum Efficiencies of SNAPs Infrared Detector

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Nikhef Annual Meeting 13 Dec 2001 Future Vertexing PowerPoint PPT Presentation

Nikhef Annual Meeting 13 Dec 2001 Future Vertexing - Monolithic pixels. Proposal submitted to DESY PRC ... Monolithic:part of the CMOS is used as detector element. Will it work ? dec 2001. els koffeman ...

Monolithic pixels. Proposal submitted to DESY PRC ... Monolithic:part of the CMOS is used as detector element. Will it work ? dec 2001. els koffeman ...

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An IFU slicer spectrometer for SNAP PowerPoint PPT Presentation

An IFU slicer spectrometer for SNAP - Galaxy and SN spectrum at the same time. Development in ... Cold test in a cryostat used currently for Herschel in LAM. Warm tests in a dedicated clean room ...

Galaxy and SN spectrum at the same time. Development in ... Cold test in a cryostat used currently for Herschel in LAM. Warm tests in a dedicated clean room ...

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Calibration Screen Development - Calibration Screen Development

Calibration Screen Development

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Flux calibration of the Photometer PowerPoint PPT Presentation

Flux calibration of the Photometer - CEA DSM Dapnia SAp. Flux calibration. of the Photometer. Koryo ... DSM/DAPNIA/Sap ... CEA DSM Dapnia SAp. 2. Stable signal for a better photometry. How ...

CEA DSM Dapnia SAp. Flux calibration. of the Photometer. Koryo ... DSM/DAPNIA/Sap ... CEA DSM Dapnia SAp. 2. Stable signal for a better photometry. How ...

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S2. EUV Irradiance PowerPoint PPT Presentation

S2. EUV Irradiance - ... packets, merge image data, separate by science channel and filter wheel position ... AIA/HMI Science Team Meeting ... Response of AIA 194 channel shown in red. ...

... packets, merge image data, separate by science channel and filter wheel position ... AIA/HMI Science Team Meeting ... Response of AIA 194 channel shown in red. ...

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Image Deconvolution PowerPoint PPT Presentation

Image Deconvolution - Image Deconvolution Applied to CCD astronomical images with astrometric purposes Maria Teresa Merino Espasa Universidad de Barcelona (Spain) Summary Introduction to ...

Image Deconvolution Applied to CCD astronomical images with astrometric purposes Maria Teresa Merino Espasa Universidad de Barcelona (Spain) Summary Introduction to ...

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Optical and NearInfrared Detectors PowerPoint PPT Presentation

Optical and NearInfrared Detectors - Determines number of photons per ADU (Astronomical data unit)? Readout rate ... Easier to design astronomical instruments. Only standard 3.3V needed. Timing non ...

Determines number of photons per ADU (Astronomical data unit)? Readout rate ... Easier to design astronomical instruments. Only standard 3.3V needed. Timing non ...

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Outline - Outline AO Imaging Constrained Blind Deconvolution Algorithm Application - Quantitative measurements Future Directions References Adaptive Optics Imaging With AO ...

Outline AO Imaging Constrained Blind Deconvolution Algorithm Application - Quantitative measurements Future Directions References Adaptive Optics Imaging With AO ...

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Introduction to Protein Crystallography Cell observatory seminar room http:www'bfsc'leidenuniv'nltea PowerPoint PPT Presentation

Introduction to Protein Crystallography Cell observatory seminar room http:www'bfsc'leidenuniv'nltea - A large amount (milliliters) of soluble protein is needed ... Size of amyloid crystals (40 m long, 1 m diameter) solved on microfocus beam line in Grenoble. ...

A large amount (milliliters) of soluble protein is needed ... Size of amyloid crystals (40 m long, 1 m diameter) solved on microfocus beam line in Grenoble. ...

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DETECTORS - Presented by E.Papillon. MAXIPIX: Pixel detector. XMAP: Multi-Element detector ... E.Papillon. PRIAM: Parallel Readout Image Acquisition for Medipix ...

Presented by E.Papillon. MAXIPIX: Pixel detector. XMAP: Multi-Element detector ... E.Papillon. PRIAM: Parallel Readout Image Acquisition for Medipix ...

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Web Camera Un nouvel outil pour enseigner lastronomie' PowerPoint PPT Presentation

Web Camera Un nouvel outil pour enseigner lastronomie' - Cette publication refl te seulement les vues de l'auteur, et la ... Multipliez le rayon par le rapport de la distance Terre-Soleil (1 UA) la ...

Cette publication refl te seulement les vues de l'auteur, et la ... Multipliez le rayon par le rapport de la distance Terre-Soleil (1 UA) la ...

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Astrometria solar usando o MDISOHO e HMISDO PowerPoint PPT Presentation

Astrometria solar usando o MDISOHO e HMISDO - Michelson Doppler Imager (MDI)? Primary Science Objectives. Radial Stratification ... Determine the strength of the toroidal magnetic fields at the base of the ...

Michelson Doppler Imager (MDI)? Primary Science Objectives. Radial Stratification ... Determine the strength of the toroidal magnetic fields at the base of the ...

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Flatfields PowerPoint PPT Presentations