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Tony Fairall / University of Cape Town / Aug 06

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1 Tony Fairall / University of Cape Town / Aug 06
6dF Visualizations Supergalactic Cartesian Coordinates SGX Moving Slice 1000 km/s thick SGX from15000 to in steps of 500 km/s (No features labelled in this version) OVERALL Tony Fairall / University of Cape Town / Aug 06

2 ‘Labyrinth’ software (written by C. Hultquist and S. Perumal)
Where two or more galaxies are separated by less than the percolation distance (i.e. in groups,clusters or large-scale structures), they are enclosed within a transparent surface. The percolation distance used here is 100 km/s in redshift space at cz=0, but increased with increasing cz to compensate for the drastic decrease in data density. The colours carry no meaning, except the blue serves to subdue the visual appearance of the distant structures (that look thicker since they were created with a larger percolation distance), in balance with the nearer structures.

3 PowerPoint presentation allows one to scroll forwards and backwards

4 REFERENCE GRID +SGY +SGZ -SGZ -SGY
+20000 +SGZ -SGZ +20000 -20000 -20000 -SGY NGH top, SGH bottom. Looking in a negative SGX direction. This grid applies to all slides following

5 Each slice is 1000 km/s thick
SGX = 15000 Each slice is 1000 km/s thick

6 SGX = 14500

7 SGX = 14000

8 SGX = 13500

9 SGX = 13000

10 SGX = 12500

11 SGX = 12000

12 SGX = 11500

13 SGH = 11000

14 SGX = 10500

15 SGX = 10000

16 SGX = 9500

17 SGX = 9000

18 SGX = 8500

19 SGX = 8000

20 SGX = 7500

21 SGX = 7000

22 SGX = 6500

23 SGX = 6000

24 SGX = 5500

25 SGX = 5000

26 SGX = 4500

27 SGX = 4000

28 SGX = 3500

29 SGX = 3000

30 SGX = 2500

31 SGX = 2000

32 SGX = 1500

33 SGX = 1000

34 SGX = 500

35 SGX = 0

36 SGX = -500

37 SGX = -1000

38 SGX = -1500

39 SGX = -2000

40 SGX = -2500

41 SGX = -3000

42 SGX = -3500

43 SGX = -4000

44 SGX = -4500

45 SGX = -5000

46 SGX = -5500

47 SGX = -6000

48 SGX = -6500

49 SGX = -7000

50 SGX = -7500

51 SGX = -8000

52 SGX = -8500

53 SGX = -9000

54 SGX = -9500

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106 End of sequence


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