- ... plate1
- For ``plate'' read CCD exposure
etc.
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- ... necessarily2
- JKT
f/8 plates, for example, are mounted eccentrically.
The plate data record must specify the celestial coordinates
of the optical axis, preferably to within a millimetre or so.
Section 8 gives details
of how the plate centre (and the radial distortion) can be determined
automatically.
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