Google Sky At GSFC

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Information about Google Sky At GSFC
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Published on March 7, 2009

Author: albertoconti

Source: slideshare.net

Description

GoogleSky presentation at Goddard Space Flight Center

Google Sky Carol Christian & Alberto Conti Space Telescope Science Institute Saturday, March 7, 2009

Community Missions Office Marc Postman Carol Christian Alberto Conti Pat Brown Saturday, March 7, 2009

CMO Goals Optimize the science Develop, nurture, and from community-led share innovations in astrophysics missions space astronomy and projects. science operations. Collaborate on the next generation of space astrophysics programs. Saturday, March 7, 2009

Astronomy Project Timeline A Partial List of Key Astrophysics Facilities Ares V Flights Beyond Einstein INTEGRAL WISE JWST SWIFT SIM? TPF? WMAP Herschel - Planck Kepler GLAST GALEX FUSE XMM Chandra Spitzer HST SOFIA SDSS VLT & Gemini Observatories PANSTARRS LSST TMT ALMA NVO Development NVO Operations 2000 2005 2010 2015 Start date and Probable Duration Saturday, March 7, 2009

Astronomy Project Timeline STScI Project and Mission Activity Ares V Flights Beyond Einstein INTEGRAL WISE JWST SWIFT SIM? TPF? WMAP Herschel - Planck Kepler GLAST GALEX FUSE XMM Chandra Spitzer HST SOFIA SDSS VLT & Gemini Observatories PANSTARRS LSST TMT ALMA NVO Development NVO Operations 2000 2005 2010 2015 Start date and Probable Duration Saturday, March 7, 2009

Massive amounts of information Saturday, March 7, 2009

Computer Biology Economics Science Medicine Government Astronomy Massive amounts of information Saturday, March 7, 2009

Astronomy is changing Old days: photographic plates 1960: astronomical data goes digital ? New instruments collect 100 GB/night Detectors follow Moore’s Law Total data double every 2 years Growth over 25 years is a factor of 30 in glass, 3000 in pixels Saturday, March 7, 2009

Astronomy is changing Old days: photographic plates 1960: astronomical data goes digital New instruments collect 100 GB/night Detectors follow Moore’s Law Total data double every 2 years Growth over 25 years is a factor of 30 in glass, 3000 in pixels Saturday, March 7, 2009

41,253 square degrees or 2 Trillion pixels Challenges Saturday, March 7, 2009

One wavelength: 4 Terabytes Challenges Saturday, March 7, 2009

Multi-wavelength: 10-100 Terabytes Challenges Saturday, March 7, 2009

Time dimension: 10 Petabytes Challenges Saturday, March 7, 2009

New analysis & visualization tools are required Challenges Saturday, March 7, 2009

Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Mipmap Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Mipmap Google File System Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Mipmap Google File System Clipmap Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Mipmap Google File System Clipmap Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Mipmap Google File System Clipmap Google Earth Technology Saturday, March 7, 2009

Keyhole Grid Mipmap Google File System Clipmap Google Earth Technology Saturday, March 7, 2009

Keyhole Keyhole Markup Language Region 3 Region 2 Region 1 10 Saturday, March 7, 2009

Keyhole Keyhole Markup Language 10 Saturday, March 7, 2009

Keyhole Keyhole Markup Language Earth at 1m/pix 226 x 226 image 10 Saturday, March 7, 2009

Keyhole Keyhole Markup Language Earth at 1m/pix 226 x 226 image 10 Saturday, March 7, 2009

Saturday, March 7, 2009

Saturday, March 7, 2009

GoogleSky? Saturday, March 7, 2009

GoogleSky? Saturday, March 7, 2009

GoogleSky? Saturday, March 7, 2009

GoogleSky? Saturday, March 7, 2009

GoogleSky? Saturday, March 7, 2009

GoogleSky? Saturday, March 7, 2009

GoogleSky? Saturday, March 7, 2009

August 22nd, 2007 Saturday, March 7, 2009

Base Map Digitized Sky Survey • The National Geographic Society - Palomar Observatory Sky Atlas (POSS-I) • Second POSS (POSS-II) • photographic bands: J, F, N used to generate RGB • Oschin Schmidt & UK Schmidt Telescopes • Plates scanned at STScI Sloan Digital Sky Survey • 2.5-meter telescope on Apache Point • 1/4 of the sky Saturday, March 7, 2009

Merging the basemap • Project lat/long • Warp to Earth geodetic coordinates • Account for first order distortions across fields • Match tiles at edges • Color balance adjusted between tiles • Projection causes problems at the poles Saturday, March 7, 2009

HST Data Press Release images from HubbleSite • Selected WFP2 and ACS images • Recover World Coordinate System • Overlay image on basemap • Adjust images by hand • Retrieve “bounding box” and rotation • Warp to geodetic Saturday, March 7, 2009

PR collection in the NVO • Simple Image Access Protocol (SIAP) • World Coordinate System (WCS) Sky in Google Earth World Wide Telescope Saturday, March 7, 2009

Wcs. wcs.computewcs Saturday, March 7, 2009

Adding images • Accurate WCS astrometry.net or computewcs • Warp to Sky Add annotation, information, links Saturday, March 7, 2009

Metatags • NASA Education Space Science Resource Directory • Astronomy Visualization Metadata (AVM) standard • National Virtual Observatory meta-tags • Automated collection and clustering of tags • Astrophysics Data System • Proposal databases • Visual Faceted Browsing Saturday, March 7, 2009

Saturday, March 7, 2009

Catalogs • Myriad catalogs • HD, Messier, NGC (built in) • SIMBAD, NED, GSC2, SLOAN, 2MASS, USNOB (add-ons) • Hubble Legacy Archive • Personal Research Regionation Cone Search Sort, cull list Saturday, March 7, 2009

Saturday, March 7, 2009

Saturday, March 7, 2009

GoogleSky DEMO Saturday, March 7, 2009

http://hubblesite.org/explore_astronomy/gsky Saturday, March 7, 2009

http://hubblesite.org/explore_astronomy/gsky Press Release Video Saturday, March 7, 2009

http://bbs.keyhole.com/ubb/postlist.php/Cat/0/Board/sky Saturday, March 7, 2009

http://bbs.keyhole.com/ubb/postlist.php/Cat/0/Board/sky Share your own files Saturday, March 7, 2009

Saturday, March 7, 2009

Dr Carol Christian carolc@stsci.edu Dr Alberto Conti aconti@stsci.edu Saturday, March 7, 2009

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