next previous contents
Next: Dewar Rotation
Previous: Resolution and Spectral Coverage

4.3 Traps and Bad Columns

The chip has a number of cosmetic defects. It has hot columns at 603-604, 1143-1144, 1250-1251, and 1638-1639. It also has a number of bad traps between columns 250 and 300, but this falls in the vignetted area and is no real loss.
Wed Aug 2 13:05:25 MST 1995