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Changes Since the Previous Cycle
Space Telescope Science Institute
Cycle 20 Phase II Proposal Instructions
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HST Phase II Proposal Instructions for Cycle 20 > Chapter 1: About This Document > 1.2 Changes Since the Previous Cycle
1.2 Changes Since the Previous Cycle
This is the initial release for Cycle 20. Significant changes include:
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Spatial Scans: Single-line Spatial Scans under FGS control now allow for scan rates of up to 4.99999arcsec/sec (Table 7.2, Table 7.6, and Section 7.3.3).
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WFC3: Added a post-flash capability (Section 13.2.4).
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COS: Added central wavelength 1222 е for G130M (Table 12.3).
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NICMOS is not available for this Cycle.
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