# 1:ccd 2:x 3:y 4:fwhm 5:ell 6:pa 7:a 8:b 9:e1 10:e2 11:ell_e1e2
  4 512.000000 512.000000 6.443406 0.155465 110.252212 2.951338 2.502755 -0.123705 -0.112233 0.167380
  4 1536.000000 512.000000 nan nan nan nan nan nan nan nan
  4 512.000000 1536.000000 6.308921 0.155552 115.423588 2.899371 2.440739 -0.108830 -0.133664 0.167480
  4 1536.000000 1536.000000 6.355352 0.147299 113.477782 2.908214 2.472828 -0.107536 -0.115822 0.158011
  4 512.000000 2560.000000 6.244457 0.154066 118.707271 2.863146 2.421798 -0.089298 -0.139663 0.165770
  4 1536.000000 2560.000000 6.331719 0.137130 116.756562 2.874217 2.489685 -0.091745 -0.117730 0.146431
  4 512.000000 3584.000000 6.165368 0.124893 120.527148 2.778944 2.431194 -0.064053 -0.116130 0.132623
  4 1536.000000 3584.000000 6.295667 0.147045 120.649581 2.880750 2.448167 -0.076483 -0.137935 0.157721