Astronomy on Tap LSST overview

a description of LSST: the Large Synoptic Survey Telescope for June 19th Astronomy on Tap http://astronomyontap.org/2015/06/future-telescopes-on-thursday-june-18-at-the-way-station-in-brooklyn-7-930-pm/

Transcript

1. The New Sky 2022-2032 @fedhere federica bianco NYU Friday, June 19, 15
2. no compromises! FAST DEEP WIDE Friday, June 19, 15
3. FAST: The very mutable sky Friday, June 19, 15
4. Thomas Digges A perfit description of the caelestial orbes, London, 1576 This orbe of starres fixed infinitely up extendeth hit self in altitude sphrecallye, and therefore immovable the pallace of feilicitye garnished with perpetvall shininge glorious lightes innumerable farr excellinge our sonne both in quantitye and qualitye the very court of coelestial angelles devoid of greefe and replenished with prefite endlesse joye the habitacle for the elect Friday, June 19, 15
5. Tycho Brahe 1572 Camille Flammarion, Astronomie Populaire 1881 Friday, June 19, 15
6. A. Connolly, TED talk Friday, June 19, 15
7. A. Connolly, TED talk Friday, June 19, 15
8. A. Connolly, TED talk Friday, June 19, 15
9. brightness CC SN SN: Super Novae 16th century SN Ia event duration (days) The very mutable sky Friday, June 19, 15
10. CC SN brightness LBV: Luminous Blue Variables 17th century SN Ia SN Ia event duration (days) The very mutable sky Friday, June 19, 15
11. CC SN brightness CC SN: Core Collapse SuperNovae early 1900 event duration (days) SN Ia SN Ia CC SN The very mutable sky Friday, June 19, 15
12. event duration (days) CC SN GRB: Gamma Ray Bursts 1960s SN Ia CC SN brightness SN Ia CC SN event duration (days) The very mutable sky Friday, June 19, 15
13. event duration (days) Microlensing AGN brightness event duration (days) Microlensing AGN The very mutable sky Today Friday, June 19, 15
14. DEEP: A long long time ago, in a galaxy far far away Friday, June 19, 15
15. Friday, June 19, 15
16. HST Extreme Deep Field out to 13.2 billion pc Ultra Deep Field Hubble Deep Field 1995 2.5x2.5 arcmin Friday, June 19, 15
17. Friday, June 19, 15
18. William Herschel Deep Field 1994-7 7x7 arcminutes Friday, June 19, 15
19. William Herschel Deep Field 1994-7 7x7 arcminutes Friday, June 19, 15
20. A single LSST image 200,000 galaxies in each image 3.5 million galaxies in each frame Friday, June 19, 15
21. WIDE: Half the sky in HD Friday, June 19, 15
22. Friday, June 19, 15
23. LSST Sky Coverage 184 visits 280 visits 75 visits Friday, June 19, 15
24. DSS: digitized photographic plates Full sky available One quarter the diameter of the moon Friday, June 19, 15
25. Sloan Digital Sky Survey 10% of sky done One quarter the diameter of the moon Friday, June 19, 15
26. LSST One quarter the diameter of the moon Friday, June 19, 15
27. how hard can it be?? Friday, June 19, 15
28. the site Friday, June 19, 15
29. Atacama Desert, Cerro Pachon Friday, June 19, 15
30. the telescope Friday, June 19, 15
31. Friday, June 19, 15
32. Gemini South 0.2 sq degree FIELD OF VIEW: 8m diameter MIRROR: Friday, June 19, 15
33. LSST 8.4m diameter 3.5 sq degree Gemini South 8m diameter 0.2 sq degree MIRROR: FIELD OF VIEW: Friday, June 19, 15
34. Friday, June 19, 15
35. Friday, June 19, 15
36. the camera Friday, June 19, 15
37. the camera 8 Megapixels Friday, June 19, 15
38. the camera 3.2 Gigapixels Friday, June 19, 15
39. Friday, June 19, 15
40. the data Friday, June 19, 15
41. the data each night is 30TB data, coming in at the rate of 30GB per minute ▪1 Terabyte: ▪50,000 trees made into paper and printed; ▪all the X-ray films in a large technological hospital; ▪10 Terabytes: ▪Printed collection of the U. S. Library of Congress Friday, June 19, 15
42. the data each night is 30TB data, coming in at the rate of 30GB per minute Friday, June 19, 15
43. the data each night is 30TB data, coming in at the rate of 30GB per minute Friday, June 19, 15
44. the data each night is 30TB data, coming in at the rate of 30GB per minute Friday, June 19, 15
45. Petascale Computing, Gbps Networks At 1Gbps, 30TB would take 67 hours to download Friday, June 19, 15
46. time... in seconds Friday, June 19, 15
47. Friday, June 19, 15
48. LSST will produce: Friday, June 19, 15
49. LSST will produce: • A stream of 1-10 million time-domain events per night, detected and transmitted within 60 seconds of observation. • A catalog of orbits for 6 million bodies in the Solar System. • A catalog of 37 billion objects: 20B galaxies, 17B stars characterized in shape, color, and variability. • High resolution deep stacks that will allow to see the deformation of space time under gravity and measure Dark Matter and Dark Energy, and the Universe’s evolution. Friday, June 19, 15
50. Somewhere, something incredible is waiting to be known. Carl Sagan @fedhere Friday, June 19, 15