HST Call for Proposals and HST Primer for Cycle 24

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Chapter 3:
Proposal Categories

3.1 Overview of Proposal Categories

3.2 General Observer (GO) Proposals

3.2.1 Small GO Proposals

3.2.2 Medium GO Proposals

3.2.3 Large GO Proposals

3.2.4 Calibration GO Proposals

3.2.5 Long-Term GO Proposals

3.2.6 Treasury GO Proposal

3.3 Snapshot (SNAP) Proposals

3.3.1 Characteristics of SNAPs

3.3.2 Calibration SNAP Proposals

3.3.3 Guidelines for SNAP Proposals

3.4 Archival Research (AR) Proposals

3.4.1 Regular AR Proposals

3.4.2 Legacy AR Proposals

3.4.3 Calibration AR Proposals

3.4.4 Theory Proposals

3.4.5 Guidelines for AR Proposals

3.4.6 Suggestions for AR Proposals

3.5 Joint HST-Chandra Observing Proposals

3.6 Joint HST-Spitzer Observing Proposals

3.7 Joint HST/XMM-Newton Observing Proposals

3.8 Joint HST-NOAO Observing Proposals

3.9 Joint HST-NRAO Observing Proposals

3.10 Mid-Cycle GO Proposals

3.11 Director’s Discretionary (DD) Time Proposals