Advances in the Development of a Low-Cost Video Meteor Station

International Meteor Conference 2015 in Mistelbach, Austria

Transcript

1. ADVANCES IN THE DEVELOPMENT OF A LOW-COST VIDEO METEOR STATION Dario Zubović, Denis Vida, Peter S. Gural, Damir Šegon
2. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SUMMARY  Overview of current low-cost solutions  Our approach with single-board computers  Showcase of new software
3. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE IMC 2014: Przemyslaw Zoladek - Future plans of the Polish Fireball Network
4. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE - CAPTURE  Based on Sony ICX672/ICX673 CCD (Dave Samuels et al, 2014.)  F1.2 6mm/8mm/12mm lenses <$50 $8
5. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE - COMPUTER  16 camera array with computer and cabling = $2600 or $163 per camera ~$1000
6. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS
7. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS
8. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS
9. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS
10. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS
11. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS  Raspberry Pi 2  4 cores @ 900MHz
12. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS  Raspberry Pi 2  4 cores @ 900MHz  Runs Raspbian OS (Linux distro based on Debian)
13. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS  Raspberry Pi 2  4 cores @ 900MHz  Runs Raspbian OS (Linux distro based on Debian)  Excellent community support
14. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – SINGLE BOARD COMPUTERS  Raspberry Pi 2  4 cores @ 900MHz  Runs Raspbian OS (Linux distro based on Debian)  Excellent community support $35
15. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE – CAPTURE DEVICES  EasyCap USB frame grabbers 1. STK1160 2. UTV007 3. SMI-2021 4. EM2860 ✕ ✓ - <$10
16. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE
17. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE <$150
18. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HARDWARE <$150
19. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - REQUIREMENTS  CAMS format  Compatibility with existing tools
20. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - REQUIREMENTS  CAMS format  Compatibility with existing tools
21. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - REQUIREMENTS  CAMS format  Compatibility with existing tools  Same degree of automation as current stations
22. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - REQUIREMENTS  CAMS format  Compatibility with existing tools  Same degree of automation as current stations  Running on Linux  Capability of real-time processing on RPi2
23. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - REQUIREMENTS  CAMS format  Compatibility with existing tools  Same degree of automation as current stations  Running on Linux  Capability of real-time processing on RPi2  Rule of thumb: 15x slower execution than i7
24. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE
25. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - COMPRESSION  Method initially developed by Mark Vornhusen for SkyPatrol software Maximum pixel value Time of maximum pixel
26. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - COMPRESSION  Method initially developed by Mark Vornhusen for SkyPatrol software Maximum pixel value Time of maximum pixel
27. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - COMPRESSION  Method initially developed by Mark Vornhusen for SkyPatrol software  Extended by Pete Gural for CAMS project Maximum pixel value Time of maximum pixel Average pixel value Standard deviation
28. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - COMPRESSION  Method initially developed by Mark Vornhusen for SkyPatrol software  Extended by Pete Gural for CAMS project Maximum pixel value Time of maximum pixel Average pixel value Standard deviation
29. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - COMPRESSION  Method initially developed by Mark Vornhusen for SkyPatrol software  Extended by Pete Gural for CAMS project
30. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE - COMPRESSION  Method initially developed by Mark Vornhusen for SkyPatrol software  Extended by Pete Gural for CAMS project  1:64 compression ratio  Written in C++  Executes in ~3.85s on RPi2
31. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE
32. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding
33. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding > + 1
34. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding > + 1 1 = 4
35. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding 2. Subsampling (16x16)
36. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding 2. Subsampling (16x16)
37. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding 2. Subsampling (16x16)
38. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding 2. Subsampling (16x16) 3. Line finding in 3D
39. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE FIREBALL EXTRACTION 1. Thresholding 2. Subsampling (16x16) 3. Line finding in 3D 4. Window size calculation 5. Frames extraction
40. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE – FIREBALL EXTRACTION
41. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE – FIREBALL EXTRACTION
42. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station SOFTWARE – FIREBALL EXTRACTION
43. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station HOW CAN YOU HELP?  Testing alternative hardware  Software development / customization  Testing existing design
44. IMC 2015: Dario Zubović et al - Advances in the development of a low-cost video meteor station CONCLUSION  Modern tools can drive cost of our systems down  Consider having your software be open- source for your next project
45. THANK YOU FOR LISTENING! QUESTIONS?