NCS FOM-Vignetting Test

The purpose of this test was to check on the vignetted regions in each camera. Several different FOM position were looked at
in NIC 3 and a ratio of the GROUND flats with the current flats was made to assess any changes. See the NICMOS Instrument Handbook for more details.

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Megan Sosey
Last modified: Wed Aug 21 17:12:40 EDT 2002