Accurate QMID and LOD Values

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Revision as of 23:26, 27 May 2008 by Fsfilmworks (talk | contribs)
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Please Note: Block Size Values are not yet complete

QMID level LOD Block size (degrees) One Pixel (degrees) Meters/pixel
2 0 90 0.350194553 38913.62
3 1 45 0.1750972765 19456.81
4 2 22.5 0.087548638 9728.405
5 3 11.25 0.043774319 4864.2025
6 4 5.625 0.0218871595 2432.10125
7 5 2.8125 0.01094358 1216.050625
8 6 1.40625 0.00547179 608.0253125
9 7 0.703125 0.002735895 304.0126563
10 8 0.3515625 0.0013679475 152.0063281
11 9 0.17578125 0.0006839735 76.00316406
12 10 0.087890625 0.000341987 38.00158203
13 11 0.0439453125 0.0001709935 19.00079102
14 12 0.0219726565 0.0000854965 9.500395508
15 13 0.010986328 0.00004274835 4.750197754
16 14 0.005493164 0.0000213742 2.375098877
17 15 0.002746582 0.0000106871 1.187549438
18 16 0.001373291 0.00000534355 0.593774719
19 17 0.0006866455 0.00000267177 0.29688736
20 18 0.000343323 0.000001335885 0.14844368
21 19 0.0001716615 0.000000667945 0.07422184
22 20 0.0000858305 0.0000003339715 0.03711092
23 21 0.00004291535 0.000000166986 0.01855546
24 22 0.00002145765 0.000000083493 0.00927773
25 23 0.00001072885 0.00000004174645 0.004638865
26 24 0.0000053644 0.0000000208732 0.002319432
27 25 0.00000268221 0.0000000104366 0.001159716
28 26 0.000001341105 0.0000000052183 0.000579858
29 27 0.00000067055 0.000000002609155 0.000289929

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