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FGS Instrument Handbook
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Fine Guidance Sensor Instrument Handbook for Cycle 22 > List of Figures

List of Figures
Figure 1.1: FGS Interferometric Response (the “S-Curve”)
Figure 1.2: FGSs in the HST Focal Plane (Projected onto the Sky)
Figure 1.3: FGS Star Selector Geometry
Figure 2.1: FGS1r Optical Train Schematic
Figure 2.2: Light Path from Koesters Prisms to the PMTs
Figure 2.3: The Koesters Prism: Constructive
and Destructive Interference.
Figure 2.4: Full Aperture S-Curves of the Original FGSs
Figure 2.5: Improved S-Curves for Original FGSs
when Pupil is in Place
Figure 2.6: FGS1r S-Curves in Full Aperture Across the Pickle
Figure 2.7: FGS1r S-curves
Figure 2.8: FGS1r S-curves 2005
Figure 2.9: Shows the changes in the FGS1r S-curves
resulting from the January 2009 AMA adjustment.
Figure 2.10: FGS Proposal System and Detector Coordinate Frames
Figure 2.11: FGS1r Filter Transmission
Figure 2.12: PMT Efficiency
Figure 3.1:  Comparison: PC Observation v. FGS Observation
Figure 3.2:  Simulated PC Observations v. FGS Observations
of a 70mas Binary
Figure 3.3: Comparison of FGS1r and FGS3 Transfer Mode
Performance
Figure 3.4:  Relative Orbit of the Low-Mass Binary System
Wolf 1062 AB
Figure 3.5: Mira-type variable with a resolved circumstellar disk
Figure 3.6: Flare Outburst of Proxima Centauri as Observed
with FGS3
Figure 3.7: Triton Occultation of the Star TR180 as Observed
by FGS 3
Figure 4.1: Default FESTIME as a Function of V Magnitude for F583W FGS1r: NEA as a Function of Magnitude and FESTIME
Figure 4.2: A Sample Visit Geometry
Figure 4.3: .Binary S-Curves Generated from FGS1r X-Axis Data
Figure 4.4:  FGS1r (F583W) S-Curves: Single and Co-Added
Figure 4.5:  Evolution of S-curve morphology along
the FGS1r Y-axis
Figure 5.1: Overlay of the pointings used for the FGS3
OFAD calibration
Figure 5.2: Overlay of pointings used for the FGS1r
OFAD calibration
Figure 5.3: FGS2 Guide Star Motion at the Onset
of a Day/Night Transition
Figure 5.4: Effects of Jitter on an FGS1r S-Curve (single scan)
Figure 5.5: Temporal Stability: FGS3 v. FGS1r
Figure 6.1: Example 1: Field of View at Special Orientation
Figure 6.2: Example 2: Field of View at Special Orientation
Figure 6.3: Example 3: Trans + Pos Mode Visits
Figure 6.4: Example 4: Trans + Pos Mode Exposures
Figure 7.1:  CALFGSA Common Processing Tasks
Figure 7.2: CALFGSA Transfer Mode Processing Tasks
Figure 7.3:  CALFGSB Position Mode Processing
Figure A.1: Location of IFOV as FGS Acquires a Target
Figure A.2:  Offset of True Null from Sy= 0
Figure A.3: X,Y Position in Detector Space of FGS 3’s IFOV
During WalkDown to FineLock and Subsequent Tracking
of a Star in FineLock
Figure B.1: FGS1r S-Curves: Before and After AMA Adjustment
Figure B.2:  FGS1r S-Curves: First Six Months After
AMA Adjustment
Figure B.3:  FGS1r S-Curves: Second Six Months After
AMA Adjustment
Figure B.4: Optimized FGS1r S-Curves Used in Angular
Resolution Test
Figure B.5: FGS1r Transfer Function: Change in Angular
Separation of a Binary
Figure B.6: FGS1r Transfer Function Amplitude w/ Binary
Separation

Fine Guidance Sensor Instrument Handbook for Cycle 22 > List of Figures

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