'Flux calibration' diaporamas de présentation

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July 21, 2010 KIAA, PKU

NAOC and Steward Observatory of UA The South Galactic Cap U-band Sky Survey . Zhou FAN (NAOC). July 21, 2010 KIAA, PKU. Scientific Goals. Supplying the input catalogue for LAMOST ( Guo Shoujing );

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Nov 26, 2009 Chongqing

NAOC and Steward Observatory The South Galactic Cap U-band Sky Survey with the Bok 2.3m Telescope. Fan Zhou NAOC. Nov 26, 2009 Chongqing. Why do we need the survey?. To supply the input source catalogue for LAMOST;

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Gaia Commissioning update and flux calibration

Gaia Commissioning update and flux calibration. by Elena Pancino. Gaia timeline. Launch 19 Dec 2013 L2 orbit insertion 1-15 Jan 2014 Commissioning until 18 Jul 2014 EPSL will last 28 days NSL from then on (5 years).

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Lecture 21

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Webb Flux Calibration Plan Status

Karl D. Gordon & Ralph Bohlin. Webb Flux Calibration Plan Status. WIT Team Meeting STScI 17 Nov 2009. Goals. Enable the highest accuracy possible flux calibration for all Webb instruments Need a sample of stars with well known fluxes from 0.8-28 microns

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AMATEUR SPECTROSCOPY

AMATEUR SPECTROSCOPY. By Keith Schlottman Presented at Texas Star Party 05/16/07. Have You Ever Used Spectroscopy?. Used a Nebula Filter?. Noticed that Vega is Bluish and Arcturus is Reddish?. Seen a Rainbow?. Viewed the Sun in H-Alpha?. The Spectrum Tells A Story. Stars

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Analysing data in the Virtual Observatory: Spectra of stellar populations

Analysing data in the Virtual Observatory: Spectra of stellar populations. Philippe Prugniel Observatoire de Lyon & Observatoire de Paris. Context. The VO is presented as a mean to facilitate astronomical research By discovering and accessing data (observations and models)

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The HST/STIS Next Generation Spectral Library

The HST/STIS Next Generation Spectral Library. Michael Gregg, U.C. Davis/IGPP-LLNL David Silva, ESO (NOAO) John Rayner, IfA Guy Worthey, Washington State F. Valdes, A. Pickles, J. Rose, B. Carney, W. Vacca. NGSL Proposed:.

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Long-Slit Spectra Reduction with IRAF

Long-Slit Spectra Reduction with IRAF. Arp 63. Fig.1: Galaxy + slit. Fig.2: Galaxy spectrum. l. Fig.3: Star spectrum. Bias subtraction. noao.imred.ccdred. zerocombine ccdproc / imarith. Frame - <bias>. Fig.4: Bias image. imstat

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Medium-Band Photometric Redshifts

Medium-Band Photometric Redshifts. UCL Meeting 16 Sep 2008. Christian Wolf. flux / qef. 1000 nm. 400 nm. Redshift Errors & Resolution. Objects at different redshifts Filterset ? 's fixed. z = 0.843. G2 star vs. QSO z=3. z = 1.958. z = 2.828. E. colour. z=0.52. z=0.56. Sb.

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CABB support and ATCA flux calibration

CABB support and ATCA flux calibration. Jamie Stevens ATCA Senior System Scientist 26 May 2010. Outline. CABB and Miriad Calibration Documentation User support. CABB and Miriad. Work has been progressing rapidly on improving Miriad to work with CABB data

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