2. © Copyright 2008 All rights reserved 2 VO-India Project Started in 2002 as a collaboration between IUCAA and Persistent Systems Ltd. Part of International Virtual Observatory initiative. Supported by a grant by Ministry of Communication and Information Technology, India. Objectives Undertake research and development for data search and retrieval. Develop software for equal and efficient use of the data. Enable astronomers and other interested scientists to undertake major scientific projects using the data. Make the technology available for use by other fields, like remote sensing, population studies, which involve large amounts of data.

3. © Copyright 2008 All rights reserved 3 VO-India Team Prof. Ajit Kembhavi IUCAA, Pune Persistent Systems Limited (PSL) Lokesh Rajput Snehal Valame Vishal Methi Vivekananda Moosani Mukund Deshpande Inter-University Centre for Astronomy and Astrophysics (IUCAA) Chaitany Sathe Tushar Agarwal Deoyani Nandrekar

4. © Copyright 2008 All rights reserved 4 VOPlot Tool for visualizing astronomy data Handles VOTable, ASCII, FITS (Binary, Ascii) formatted files Some Features Various 2D, 3D Plots Scatter Plot Histogram Surface Plot Sky Projections Aitoff Mollweide Sinusoidal Multiple plot panels in the same window Drag drop between plots Inset plots Create filters, new columns based on existing columns Retrieve catalogs from Conesearch services registered at VO registries Interoperate with other PLASTICized tools

5. © Copyright 2008 All rights reserved 5 VOPlot New Features – Histogram

6. © Copyright 2008 All rights reserved 6 VOPlot New Features – Scatter 3D

7. © Copyright 2008 All rights reserved 7 VOPlot New Features – 2D Binning

8. © Copyright 2008 All rights reserved 8 VOPlot New Features – Surface Plot

9. © Copyright 2008 All rights reserved 9 VOPlot- What Next ? Integrate VOMegaplot functionality into VOPlot Support querying from Databases Add VOMegaPlot ClientServer capabilities Server which runs as a background process which produces plots as images Interactive Java and Web clients with selction, zoom, drag drop functionality Make surface plot from parametric equation...

10. © Copyright 2008 All rights reserved 10 VOStat GUI for statistics package R Available as a web application and stand alone Java application Supports about 26 statistics routines grouped into 9 categories Descriptive Statistics Statistical tests Exploratory tools Multivariate analysis Multivariate Classfication Curve Fitting Censored Data Non Parametric Methods Two and K Sample Tests Regression Tests grouped

11. © Copyright 2008 All rights reserved 11 VOStat New Features

12. © Copyright 2008 All rights reserved 12 VOStat - What Next ? VOStat as webservice Scale to handle large datasets as well as huge number of requests

13. © Copyright 2008 All rights reserved 13 Other work at VO-India Web Interface and VO compatible services over Giant Metrewave Radio Telescope (GMRT) and IUCAA Girawali Observatory data archives VOI Portal Mosaic Service Galaxy Morphology Service …

14. © Copyright 2008 All rights reserved 14 To Demo VOPlot Multiple panels Dragging between pots Conesearch using mouse coordinates 3D Plots and selection between panels Interop with other tools using PLASTIC VOStat ?

15. © Copyright 2008 All rights reserved 15 To add in PPT VOStat details Snapshot of Vinus pipeline ?

16. © Copyright 2008 All rights reserved 16