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Mobile VO. Mike Fitzpatrick NOAO. Introduction. The iPortal is a web-app for the iPhone / iPod Touch providing a mini portal to VO data and services. Standard CGI-based web-app using VOClient tools on the server-side, and CSS to fit the iPhone screen size.

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slide1

Mobile VO

Mike Fitzpatrick

NOAO

NVOSS 2008

introduction
Introduction
  • The iPortal is a web-app for the iPhone / iPod Touch providing a mini portal to VO data and services.
  • Standard CGI-based web-app using VOClient tools on the server-side, and CSS to fit the iPhone screen size.
  • Fully functional prototype to demonstrate capabilities.

NVOSS 2008

screenshots
Screenshots
  • Single textbox entry
    • Object Name
    • Coordinates
    • Search Terms
  • Modifiers used to restrict search (e.g. ‘i:m51’ to search only images services)

NVOSS 2008

screenshots1
Screenshots
  • Tapping the textbox brings up the built-in keyboard interface automatically

NVOSS 2008

screenshots2
Screenshots
  • Task tries to resolve term either via Sesame or the Registry
  • If object, an image is displayed and the coordinates printed
  • The i button brings up additional image controls

NVOSS 2008

screenshots3
Screenshots
  • Image controls allow Pan / Zoom
  • Controls done using JavaScript
  • Images in SDSS footprint are in color, otherwise DSS, but all-sky coverage

NVOSS 2008

screenshots4
Screenshots
  • Search terms bring up summary of results
  • Selecting a type shows resources only of that type

NVOSS 2008

screenshots5
Screenshots
  • Titles of services displayed in list
  • The Q button is a shortcut to a query form of that service

NVOSS 2008

screenshots6
Screenshots
  • Selecting a title shows the full Registry record
  • Again an option to query the service, this case a VizieR table

NVOSS 2008

screenshots7
Screenshots
  • Full access to the table is allowed by 2-fingered scrolling
  • Result is a simple HTML table

NVOSS 2008

screenshots8
Screenshots
  • Sample of a query form for an image service
  • Input can be position or object name

NVOSS 2008

screenshots9
Screenshots
  • SIAP results will show preview images as links
  • A service to render FITS images could be written

NVOSS 2008

screenshots10
Screenshots
  • Preview image shows results

NVOSS 2008

screenshots11
Screenshots
  • Pinch gesture can be used to zoom the image, standard part of web browser
  • Pan provided by 2-finger scrolling

NVOSS 2008

what about normal cell phones
What About Normal Cell Phones?
  • Usually come w/ smaller screens (e.g. 160x128). Recently 320x200 is common.
  • MVO is a web-app for these small screens.
  • Emphasis on basic query, no data access allowed

NVOSS 2008

mvo on cell phones
MVO on Cell Phones
  • Resolver mode output pretty basic.
  • Just enough to point a telescope if you’re in a field with your telescope but no internet connection.

NVOSS 2008

mvo on cell phones1
MVO on Cell Phones
  • Registry search prints ShortName owing to small screen size
  • Each item is a link that clicks thru to the full Registry record.

NVOSS 2008

mvo on cell phones2
MVO on Cell Phones
  • Registry records prints essential fields.
  • Enough information to know what the resource is, but we restrict printing (e.g. long descriptions) to minimize data transfer.

NVOSS 2008

mvo on cell phones3
MVO on Cell Phones
  • Inventory mode prints a simple count of matched resources and records found in a 10” radius.
  • Result is the resource Title since these are typically Vizier tables.
  • Cluck thru to full resource record

NVOSS 2008

slide20
http://iraf-nvo.noao.edu/iportal

http://iraf-nvo.noao.edu/mvo

NVOSS 2008

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