'Stray light' diaporamas de présentation

SNAP Introduction

SNAP Introduction. Supernova data shows an acceleration of the expansion, implying that the universe is dominated by a new Dark Energy! Remarkable agreement between Supernovae & recent CMB. Credit STScI. Theoretical Questions.

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Analysis of Stray Light in a Brewer Spectrophotometer

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Measurements of Vector Magnetic Fields

Jiang-Tao Su and Hong-Qi Zhang National Astronomical Observatories Chinese Academy of Sciences. Measurements of Vector Magnetic Fields. Outline. Foundation for measuring of vector magnetic fields ----Zeeman effect Magnetogram data reduction Calibrations for vector magnetic fields

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Conceptual Design Review

Conceptual Design Review. Stray Light Rob Hubbard Systems Engineering. Definition of Terms. Stray light is unwanted light Most problematic when observing faint objects near the sun. Possible causes include Scatter from optical or mechanical surfaces Ghost reflections

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May 27, 2014 Daniel Sigg

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Dense Integration of Novel Optical Functionalities Using Photonic Crystals

Dense Integration of Novel Optical Functionalities Using Photonic Crystals. B. Momeni, A. Jafarpour, C. Reinke, J. Hunag, M. Askari, M. Soltani, S. Mohammadi, and A. Adibi Center for Advanced Processing-tools for Electromagnetic/acoustic Xtals (APEX)

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Our Mission

Our Mission. Be the catalyst to create and enhance jobs for the needs of tomorrow. Our Vision.

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IGARSS, Munich DR

NATIONAL POLAR-ORBITING PARTNERSHIP VERIFICATION AND EARLY OPERATIONS FOR THE OZONE MAPPING AND PROFILE SUITE OMPS. IGARSS, Munich DR

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James Webb Space Telescope Systems Overview May 2009 Partners Workshop

JWST-PRES-012899. James Webb Space Telescope Systems Overview May 2009 Partners Workshop. Mike Menzel GSFC Mission Systems Engineer. Topics. Technical Accomplishments Since the Last Partners Workshop Updates to System Baseline System Architecture Updates Data Compression

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SECCI/COR2 Status Report

SECCI/COR2 Status Report. SECCHI CONSORTIUM MEETING D. Socker, S. Plunkett, A. Vourlidas. Science Objectives. 3D structure of CMEs. CME evolution (speed, mass, etc). Structure of outer corona (streamers, plumes). Performance Specifications. Observing Modes. pB sequence

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SNAP Telescope Status

SNAP Telescope Status. M. Lampton & M. Sholl SNAP Collaboration Meeting October 2007. Outline. Three SPIE papers this August Lampton & Sholl Proc. SPIE 6687 #23 Sholl et al Proc. SPIE 6675 #12 Besuner et al Proc. SPIE 6687 #28 Telescope Requirements Review Ongoing work.

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Status of MOBY and Future Plans

Status of MOBY and Future Plans. Dennis Clark Carol Johnson, NIST Steve Brown, NIST Mark Yarbrough, MLML Stephanie Flora, MLML Mike Feinholz, MLML. Present. Competed nine years of observations - 8.5 years of continuous observations Recycle Deployment 31/32 December 2005

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Cerenkov Radiation contribution to Stray Light in NIRCam

Cerenkov Radiation contribution to Stray Light in NIRCam. Peter McCullough 19 Jan 2006 STScI TIPS. History.

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Brewer Ozone Spectrophotometer

Brewer Ozone Spectrophotometer. Internal Stray Light Issues. Vladimir Savastiouk Tom McElroy. Some points for discussion. Topics for Today. Follow on from the cross-section talk Differential cross-sections Instrumental stray light Conclusions. Calibrating Single Brewers.

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Implementation of algorithmic correction of stray light in a pushbroom hyperspectral sensor

Implementation of algorithmic correction of stray light in a pushbroom hyperspectral sensor. K. Lenhard, M. Damm, P. Gege. Motivation. Large errors observed with ROSIS Target dependence of stray light! Vicarious calibration can not work.

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Systems engineering at detector level

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CUNY group updates

CUNY group updates. High glint condition is observed in VIIRS data. Matchup spectral of August 2 2013 field campaign for LISCO area. IOPs of LISCO water are measured with WetLab and they are used as inputs to HydroLight in generating simulated nLw( ? ).

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SBUV/2 Wavelengths

252 nm. 306 nm. Solar. Earth. Direct Lamp View. Lamp Diffuser View. Ratio. Entrance Aperture. Entrance Aperture. SBUV/2 Wavelengths. Earth View. Solar Diffuser View. Entrance Aperture. Entrance Aperture. Sun. Diffuser. Earth. Hg Lamp. In-band error.

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