Image params

gistfile1.txt

[('id', '20010911080409a'),
 ('time', '52163.3363310185'),
 ('exposure', '20'),
 ('ra', '20.011935'),
 ('dec', '-7.63364'),
 ('ra0', '19.915845'),
 ('dec0', '-7.53'),
 ('nx', '4080'),
 ('ny', '4080'),
 ('sequence', '0'),
 ('image1', '20010911073417a'),
 ('image2', '20010911080409a'),
 ('image3', '20010911083411a'),
 ('radial', '-1e-10'),
 ('xradial', '2040'),
 ('yradial', '2040'),
 ('xcent', '2040'),
 ('ycent', '2040'),
 ('pixscale', '4.886e-06'),
 ('a0', '-284.8101'),
 ('a1', '-0.00202698'),
 ('a2', '-0.0251456'),
 ('b0', '362.2322'),
 ('b1', '0.00621557'),
 ('b2', '-0.00230314')]