| dataset | filter | exptime | derived dx | derived dy | header dx | header dy | delta dx | delta dy | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| u2tw0101t | F555W | 200.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |       0.00
|  u2tw0102t  |  F555W  |    400.00
 |    -22.12  |    -22.01  |    -22.02  |    -21.90
 |      -0.10  |      -0.11
 |  u2tw0103t  |  F555W  |    400.00
 |     22.10  |     22.13  |     22.02  |     21.90
 |       0.08  |       0.23
 |  u2tw0104t  |  F555W  |    400.00
 |      0.00  |      0.03  |      0.00  |      0.00
 |       0.00  |       0.03
 |  u2tw0105t  |  F555W  |     40.00
 |     -0.02  |      0.02  |      0.00  |      0.00
 |      -0.02  |       0.02
 |  u2tw0106t  |  F555W  |     40.00
 |     -0.01  |      0.02  |      0.00  |      0.00
 |      -0.01  |       0.02
 |  u2tw0107t  |  F555W  |    200.00
 |      0.01  |     -0.03  |      0.00  |      0.00
 |       0.01  |      -0.03
 |  u2tw0108t  |  F555W  |    200.00
 |      0.00  |     -0.06  |      0.00  |      0.00
 |       0.00  |      -0.06
 |  u2tw0109t  |  F555W  |    200.00
 |      0.00  |     -0.05  |      0.00  |      0.00
 |       0.00  |      -0.05
 |  u2tw010at  |  F814W  |    200.00
 |      0.07  |     -0.05  |      0.00  |      0.00
 |       0.07  |      -0.05
 |  u2tw010bt  |  F814W  |    400.00
 |    -22.01  |    -22.04  |    -22.02  |    -21.90
 |       0.01  |      -0.14
 |  u2tw010ct  |  F814W  |    400.00
 |     22.12  |     21.99  |     22.02  |     21.90
 |       0.10  |       0.09
 |  u2tw010dt  |  F814W  |    400.00
 |      0.00  |     -0.04  |      0.00  |      0.00
 |       0.00  |      -0.04
 |  u2tw010et  |  F814W  |     40.00
 |     -0.02  |     -0.03  |      0.00  |      0.00
 |      -0.02  |      -0.03
 |  u2tw010ft  |  F814W  |     40.00
 |     -0.02  |     -0.03  |      0.00  |      0.00
 |      -0.02  |      -0.03
 |  u2tw010gt  |  F814W  |    200.00
 |     -0.04  |     -0.02  |      0.00  |      0.00
 |      -0.04  |      -0.02
 |  u2tw010ht  |  F814W  |    200.00
 |    -22.10  |    -22.01  |    -22.02  |    -21.90
 |      -0.08  |      -0.11
 |  u2tw010it  |  F814W  |    200.00
 |     22.12  |     22.07  |     22.02  |     21.90
 |       0.10  |       0.17
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| F555W | F814W | 
    
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| PSF |     
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| Aperture |     
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| f814w |     
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| f555w |     
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| f814w |     
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| F555W | F814W | 
  
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| f555w |     
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| f555w |     
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| f555w |     
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| f555w |     
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| f555w |     
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| f814w |     
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| f814w |     
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| f814w |     
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| f814w |     
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| f814w |     
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| f814w |     
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| f814w |     
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| f555w |     
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| f814w |     
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| PSF photometry | Aperture photometry | 
    
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| f555w |     
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| f814w |     
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