IPHAS EDR: Where are we? Catalogues up to January 2006 ingested Catalogue totals: Rows: 430M Gb:...
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Transcript of IPHAS EDR: Where are we? Catalogues up to January 2006 ingested Catalogue totals: Rows: 430M Gb:...
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IPHAS EDR: Where are we?
• Catalogues up to January 2006 ingested
• Catalogue totals:
• Rows: 430M
• Gb: 400Gb
• Images are available
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• FieldsAll - table with field centres
• ChipsAll - table with chip properties + DQC
• PhotoObj - table of object parameters
• PhotoObjBest - view with best observations
• Objects detected in 3 bands, seeing<=1.7, ellipticity<=0.25
• duplicate sources?
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Documentation
• Paper to MNRAS, astro-ph by the date we want to make it really public
• Documentation in www.astrogrid.org needs updating
• Announcement in www.iphas.org
• There is a placeholder for documentation at CASU web pages
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Documentation
• Similar to www.sdss.org
• Survey description, sky coverage, data quality
• Data processing (brief)
• Data products: what they are, how to use them
• Catalogue description, user access, examples
• Example usage: cross matching with GPS
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Documentation
• Helper scripts to perform searches:
• Cone search:
• Image Search:
cone_iphas.py -o cat.vot 15.0 60.0 2.0
siap_iphas.py -o images.vot 15.0 60.0 2.0
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Using overlaps for photometric calibration
Glazebrook et al. 2004
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IPHAS + GPS
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IPHAS + GPS
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