Compression – File Sizes

IP Function Compressed image size (Bytes) COMPFACT 2Kx2K COMPFACT 1Kx1K COMPFACT 512x512 COMPFACT 256x256
Icer0 2000000 4.2 1.0 0.3 0.1
Icer1 1000000 8.4 2.1 0.5 0.1
Icer2 800000 10.5 2.6 0.7 0.2
Icer3 600000 14.0 3.5 0.9 0.2
Icer4 400000 21.0 5.2 1.3 0.3
Icer5 300000 28.0 7.0 1.7 0.4
Icer6 200000 41.9 10.5 2.6 0.7
Icer7 100000 83.9 21.0 5.2 1.3
Icer8 50000 167.8 41.9 10.5 2.6
Icer9 12000 699.1 174.8 43.7 10.9
Icer10 10000 838.9 209.7 52.4 13.1
Icer11 6000 1398.1 349.5 87.4 21.8

Notes

  • H-Compress and ICER Parameters from wavelet.img v 1.11
  • EUVI 20061206_165155_n4euA.fts -&ggt; euvi.img 2176 rows 2048 cols
  • EUVI 2x2 binned version euvi2x.img 1024 x 1088
  • COR 1 20061206_165624_n4c1A.fts -> cor1.img 2176 rows 2048 cols
  • COR 1 2x2 binned version cor12x.img 1024 x 1088
  • COR 1 2x2 binned version divided by 4 cor12x-div4.img 1024x1088
  • COR 2 20061206_165729_n4c2A.fts -> cor2.img 2176 rows 2048 cols
  • COR 2 2x2 binned version cor22x.img 1024 x 1088
  • HI-1 20061230 - 6C30012Q.425 1024 x 1024 x 4 bytes
  • HI-2 20061230 - 6C300130.434 1024 x 1024 x 4 bytes
  • TM Bytes = estimated size including packet headers and image headers and trailers
  • CF = compression Factor for PT purposes = (2*2176 * 20248)/(TM bytes)
  • CF is the actual value needed as input to the planning tool
SECCHI-publication-number-goes-here