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Virtual Observatories as the Drivers of Space Science - Robert Rankin, University of Alberta


Robert Rankin, Professor of Physics and Astronomy at the University of Alberta, presented these slides as part of the Cybera Summit 2010 session "The Evolution of Collaborative Science." For more …

Robert Rankin, Professor of Physics and Astronomy at the University of Alberta, presented these slides as part of the Cybera Summit 2010 session "The Evolution of Collaborative Science." For more information please visit http://www.cybera.ca/evolution-collaborative-science

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  • 1. Virtual  Observatories  as  Drivers  of   Space  Science   Robert  Rankin,  Dept.  of  Physics  
  • 2. CI  projects  in  Space  Science…     CANARIE  Network  Enabled  Platforms  (NEP)  for   Space  Science     CSSDP  (NEP-­‐I)     Canadian  Space  Science  Data  Portal     www.cssdp.ca     CESWP  (NEP-­‐II)     Cloud  Enabled  Space  Weather  Data  Assimilation  and   Modelling  Platform     www.ceswp.ca        Cybera    provides  overall  project  management  
  • 3. Project  Involvement     Institutions  involved  in  the  CSSDP/CESWP   projects     CANARIE  (Network  Enabled  Platform)     Cybera  (Project  Lead)     CSA  (CGSM  and  e-­‐POP)     Universities  -­‐  Alberta,  Calgary,  Saskatchewan,  New   Brunswick,  Michigan,  UCLA,  Colorado,  Augsburg   College,  Peking     Missions  –  NASA  THEMIS,  CSA  e-­‐POP,  CSA   ORBITALS  
  • 4. Defini7on…     A Virtual Observatory (VO) encompasses all forms of network tools, databases and websites that are utilized for collaborative research.   From  Oct.  2010  NSF  will  require data management plans as part of all NSF funding proposals. “This addresses the need for data from publicly-funded research to be made public” (NSF Deputy Director)  
  • 5. Space  Data  challenges…     Technical  innovation  means  increasingly  sophisticated   instruments  are  being  proposed  and  deployed     Data  volumes  are  growing  exponentially     Future  experiments  are  expected  to  generate  upwards  of  1015  Bytes   of  data  !     Data  management  challenges  are  numerous     Data  is  stored  in  different  formats  across  heterogeneous   computer  environments     Standards  where  they  exist  are  still  rapidly  evolving     Appropriately  defined  meta-­‐data  is  needed  to  find  and  access   relevant  “physical”  data  (e.g.,  SPASE)       Collaboration  is  key  to  making  advances  in  space  science  
  • 6. CSSDP  is…     A  “one-­‐stop-­‐shop”  to  discover,  gather  and  visualize   relevant  data  (using  CANARIE’s  high-­‐speed  network)     A  gateway  to  make  data  available  to  other  researchers     An  environment  to  host  common  analysis  tools     A  place  to  collaborate  with  research  teams     A  workflow  engine  to  simplify  research  tasks     www.cssdp.ca    
  • 7. Metadata…     Metadata     Description  of  data  sets  or  other  resources     Allows  catalogue  and  search  of  data     CSSDP  follows  NASA/SPASE  XML  standard     Usually  generated  from  data  file  path/name     Metadata  includes     Date/Time     Project,  Instrument,  Observatory     Data  Stream     SPASE  XML  -­‐  resource  then  can  be  shared  over  internet  
  • 8. Canada’s  Geospace  Monitoring  Array  (CGSM)  a   Window  into  the  Magnetosphere   The  CGSM  Array:   Monitors  Ionospheric  Footprint  of  Space  Weather   10/25/10   9  
  • 9. CSSDP  Data  Sources…   e-SOC UofC UCLA UofA e-­‐POP   CHAIN   VMO   CARISMA   ?? SFTP UNB SuperDARN   SFTP CSSDP   Data  Store   NRC  F10.7   UofSask FTP THEMIS   CANMOS   UCBerkeley FTP NORSTAR   Geological Survey GAIA?   of Canada UofC MACCS   Augsburg College
  • 10. Who  uses  CSSDP?     Data  Providers     Make  data  available  to  others  to  use  and  study     Researchers     Discover,  view,  download  and  analyse  data  from   multiple  sources     Collaborators     Teams  who  want  to  collaborate  online  in  a  common,   data-­‐integrated  environment  
  • 11. Researchers     One-­‐stop  shop  to  discover  and  download  data  from   multiple  sources     Data  availability  reports     Quick-­‐looks  and  online  parameterized  plots     Annotate  data     Automate  repetitive  tasks  –  workflows       Access  data  directly  from  desktop  analytics       Integration  with  IDL  tools     Web  services  
  • 12. Data  Providers     Make  data  available  when  you  want,  how  you  want     Control  data  access     Track  usage     Determine  how  you  want  your  data  presented     Provide  quick-­‐looks  and  user-­‐defined  graphics     On-­‐demand  plots     Share  other  analytic  tools  
  • 13. Collaborators…     CSSDP  features  an  integrated  collaboration   environment     Workspaces  -­‐  notices,  calendars,  discussion  boards,   upload  documents,  version  control     Public  workspaces  -­‐  project  notices,  RSS  feeds     Private  workspaces  -­‐  sharable,  team  collaboration     Data  integration  (planned  enhancements)  
  • 14. Where  are  we  going?…     Sputnik  1  –  October  4   1957  to  January  4th  1958     No  instruments     Caught  everyone  by   surprise     The  “space  race”  was   on  –  battle  of  political   ideologies  
  • 15. (the  space  age)     Sputnik  2  –  November  3rd     1957  to  April  14th  1958     Many  scientific  instruments     Carried  Laika     Thermal  insulation  failed;   Laika  died  after  a  few  hours     Satellite  was  enormous  and   easy  to  track  
  • 16. (the  space  age)     Explorer  1  –  January  31st  1958  to   March  19th  1970     Several  science  instruments     Discovered  the  radiation  belts   (confirmed  by  Explorer  3)     Established  that   micrometeorites  were  not  a   threat  at  LEO:   100km-­‐1000km,  e.g.,  Space   Shuttle   William  Pickering,  James  Van  Allen,  and  Wernher  von  Braun  
  • 17. (the  space  age)     Yuri  Gagarin  (1934-­‐1968):   April  12th  1961  –  first  human  to   orbit  Earth     John  Glen  (1921-­‐):  February   20th  1962  –  first  American  to   orbit  Earth  (3  times)     Neil  Armstrong  (1930-­‐):  July   21st  1969  –  first  human  to   walk  on  the  Moon  
  • 18. Living  With  a  Star…     Living  With  a  Star  (LWS)     Understanding  the  effects  of  the   Sun  on  Earth  and  the  solar  system     The  Sun  is  coupled  to  planetary   systems  and  space  through:   -­‐  Radiation   -­‐  Charged  particles   -­‐  Electric  and  Magnetic  Fields     The  Plasma  Universe     99  %  of    visible  matter  in  the   universe  is  in  plasma  state     Plasma:  an  ionized  gas  of  equal   densities  of  ions  and  electrons  
  • 19. Living  With  a  Star…  
  • 20. Who  Cares?…     Solar-­‐Wind-­‐Magnetosphere-­‐ Ionosphere-­‐Coupling  drives   ‘Space  Weather’     SW  affects  space  and  ground   based  assets  in  numerous   ways  
  • 21. Satellite  damage…     Geostationary  satellites  are   affected  by  Space  Weather     Surface  charging  by  keV   electrons     Internal  charging  by   relativistic  “killer”   electrons  >2MeV  energy     Solar  flare  protons  cause   phantom  commands  
  • 22. Radia7on  Belt  Storm  Probes...   RBSP–  2  spacecraI  to  understand  rela7vis7c  par7cle   accelera7on,  transport,  and  loss.    Implemented  as  the   Launch  2012   2nd    mission  in  Living  with  a  Star.   Perigee:  ~700  km  altitude   Apogee  ~5.5  Re  geocentric  altitude   Inclination  ~10  degrees   Sun  pointing,  spin  stabilized   Duration  2  years  (expendables  4  years)                 Old View: STATIC New View: DYNAMIC
  • 23. UofA  ORBITALS  Satellite...   •  Planned  launch  2011-­‐12.  Examine  wave-­‐par7cle   interac7ons  in  Van  Allen  Radia7on  Belts  (cf.  NASA  RBSP)   •  Partnered  with  NASA    “MORE”;  will  contribute  spacecraI   instruments   •  12  hour  orbit  with  very  long-­‐las7ng  CGSM-­‐ground-­‐  and   GEO  conjunc7ons.   Canada’s  contribution  to  LWS  and  NASA’s  RBSP  Mission  
  • 24. CESWP  is…       An  environment  to  share,  run  and  collaborate  on   simulation  and  analysis  work     Involves  the  creation  of  a  Compute  Cloud  that  spans   Canada  and  several  countries     Involves  moving  computer  models  into  the  cloud,  and   making  them  available     Not  intended  to  replace  entities  such  as  WestGrid     www.ceswp.ca  
  • 25. Integra7on  of  data  and  models...   Simulations  using  the  Space  Weather   Modeling  Framework  –  SWMF   Polar  satellite  observations  of  the  Auroral   Oval  in  UVI  –  the  poleward  boundary  is   called  the  OCFLB  
  • 26. Combining  models  &  observa7ons...  
  • 27. Combining  models  &  observa7ons...  
  • 28. Combining  models  &  observa7ons...  
  • 29. Combining  models  &  observa7ons...  
  • 30. Combining  models  &  observa7ons...  
  • 31. Combining  models  &  observa7ons...  
  • 32. Combining  models  &  observa7ons...  
  • 33. Combining  models  &  observa7ons...  
  • 34. Combining  models  &  observa7ons...  
  • 35. Combining  models  &  observa7ons...  
  • 36. Combining  models  &  observa7ons...  
  • 37. Combining  models  &  observa7ons...  
  • 38. Combining  models  &  observa7ons...  
  • 39. CSSDP  does  the  rest...     CSSDP  nightly  processes  will  automatically  run  and   catalogue  your  data  (consume    SPASE  metadata)     As  new  data  appears  on  your  site       CSSDP  will  automatically  generate  new  SPASE  XML   metadata  and  register  it     New  data  streams  can  be  added  any  time  
  • 40. NASA  THEMIS…   MISSION  SCIENCE  GOALS:   Primary:   “How  do  substorms  operate?”   –   One  of  the  oldest  and  most  important  ques7ons  in   Geoscience   –   A  turning  point  in  our  understanding  of  the  dynamic   RESOLVING THE PHYSICS OF ONSET AND magnetosphere   EVOLUTION OF SUBSTORMS   First  bonus  science:   “What  accelerates  storm-­‐Lme  ‘killer’  electrons?”   –   A  significant  contribu7on  to  space  weather  science   Second  bonus  science:   “What  controls  efficiency  of  solar  wind  –   magnetosphere  coupling?”   –   Provides  global  context  of  Solar  Wind  –   Magnetosphere  interac7on     FIVE PROBES LINE UP TO TIME ONSET AND TRACK ENERGY FLOW IN THE TAIL  
  • 41. NASA  THEMIS…  
  • 42. Infrastructure  as  a  Service?…