'Reference stars' diaporamas de présentation

Astrometric Detection of Planets

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Pushing Astrometry to the Limit

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Pushing Astrometry to the Limit

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Contents

How to Get Equator Coordinates of Objects from Observation Zhenghong TANG Yale Astrometry Summer Workshop July, 2005. Contents. 1. Two basic ways to determine positions: --- absolute determination --- relative determination 2. Measurement coordinates (X,Y)

586 views • 42 slides

Contents

How to Get Equator Coordinates of Objects from Observation Zhenghong TANG Yale Astrometry Summer Workshop July, 2005. Contents. 1. Two basic ways to determine positions: --- absolute determination --- relative determination 2. Measurement coordinates (X,Y)

431 views • 42 slides

Astrometry in AW

Astrometry in AW. Overview of Astrometric processing. Astrometry in AW. Contents Ingest Diagnostics Single frame astrometry Diagnostics, Quality Control Global astrometry Diagnostics, Quality Control Super global astrometry Potential. Astrometry in AW. Ingest. Single. BiasFrame.

614 views • 38 slides

SITE PARAMETERS RELEVANT FOR HIGH RESOLUTION IMAGING

SITE PARAMETERS RELEVANT FOR HIGH RESOLUTION IMAGING. Marc Sarazin European Southern Observatory. List of Themes. Optical Propagation through Turbulence Mechanical and Thermal effects Index of Refraction Signature on ground based observations Correction methods

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LesvePhotometry an automatic photometry solution

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Super Star Trackers for MAXIM and Stellar Imager

Super Star Trackers for MAXIM and Stellar Imager. Several future missions will require a stable reference at the level of 30 ?as MAXIM Pathfinder, Stellar Imager Eventually, missions will need a stable reference at the level of 30 nano-arcsecs! MAXIM, Gamma ray lens, ARISE

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The Establishment of Astrometric Calibration Regions

The Establishment of Astrometric Calibration Regions. And the determination of positions for objects much fainter than existing reference stars - T. M. Girard (Yale Univ.). A Typical Astrometric Reduction (Redux).

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High Precision Astrometry and Parallax from Spatial Scanning

High Precision Astrometry and Parallax from Spatial Scanning. Part 2 Adam Riess and Stefano Casertano. Distortion at the milli - pixel level. Spatial Scanning Provides measurement 1D * precision of < 1 millipix w hich demands comparable control of distortions across frames. millipixels.

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Gyrochronology : Aging Nearby, Debris Disk Candidate Stars

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Ground based observations for Gaia

Ground based observations for Gaia 2001 : need to have reference stars to calibrate AP algorithms for Gaia i.e. stars with well-known APs that will observed by Gaia (ICAP documents) March 2006 : CU8 1st meeting + splinter meeting on auxiliary data Definition of work packages

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Wqed: A new tool for

Wqed: A new tool for. Fergal Mullally Dept. Astrophysical Sciences, Princeton ( fergal@astro.princeton.edu). Abstract:

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Reduc A toolbox for double stars astrometry

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