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JUNE 27, 2019
WFC3 NEWSLETTERS

WFC3 STAN Issue 29, June 2019

Contents: New WFC3 Website Cycle 27 Phase II Tips and Advice New Time-dependent WFC3/IR Bad Pixel Tables and Superdarks Improved WFC3/IR Drizzled Products Calibration of the WFC3-IR Count-rate Non- linearity, Sub-percent Accuracy for a Factor of a Million in Flux Vacancy Announcement: Senior Research and Instrument Analyst New Documentation

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JANUARY 1, 2019
WFC3 NEWSLETTERS

WFC3 STAN Issue 28, January 2019

Contents: Ultra-Violet Color Term Transformations Update on Jitter New DrizzlePac Tutorials Available Improved UVIS Drizzled Products from MAST Updates on 2018 UVIS Darks Reclaiming WFC3/UVIS Hot Pixels New Documentation

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JULY 1, 2018
WFC3 NEWSLETTERS

WFC3 STAN Issue 27, July 2018

Contents: 1. Impact of Increased Jitter on the PSF 2. Newest Version (4.0) of the Wide Field Camera 3 Data Handbook Released 3. Spatial Scan Monitor/Increase in Jitter over Time 4. Geometric Distortion Solution Updates for Narrow and Unique Band UVIS Filters 5. Re-Delivery of UVIS Darks for Dates Between August 10th 2017 and October 3rd 2017 6. New Documentation

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DECEMBER 1, 2017
WFC3 NEWSLETTERS

WFC3 STAN Issue 26, December 2017

Contents: STScI at the AAS 231: January 2018, Washington, D.C. WFC3 Help Desk Changes - New Web Portal Live Geometric Distortion Solution Updates for Medium Band UVIS Filters LINEAR: A Novel Algorithm for Reconstructing Slitless Spectroscopy from HST/WFC3 Aligning HST Images to Gaia Catalogs Photometric Repeatability of Spatial Scans with WFC3/UVIS New Documentation

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JUNE 1, 2017
WFC3 NEWSLETTERS

WFC3 STAN Issue 25, June 2017

Contents: Cycle 25 Phase II Deadline Reminder and Updates to APT Improved UVIS Photometry WFC3 Grism Calibration Updates New Bias and Post-Flash Calibration Reference Files Possible Overlaps Between Blobs, Grism Apertures, and Dithers WFC3/UVIS External CTE Monitor: 2016 Updates on Coefficients and Analysis Pipeline Long-term Stability of the Post-Flash LED Lamp New Documentation

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DECEMBER 1, 2016
WFC3 NEWSLETTERS

WFC3 STAN Issue 24, December 2016

WFC3 Space Telescope Analysis Newsletter - Issue 24, December 2016 Contents: CTE correction for UVIS subarrays in calwf3 WFC3 UVIS Photometry Introducing PandExo: A Community Tool for Transiting Exoplanet Science with JWST & HST Clarification on Changes to IR Spatial Scan Output Data UVIS Subarray Readout Times A Few Dither Patterns Place Targets on IR Blobs UVIS Single-Chip CTE Measurements Cycle 23 Status of the IR Gain ISR 2016-12 Anderson "Empirical Models for the WFC3/IR PSF" ISR 2016-14 Anderson "Supplemental Dither Patterns for WFC3/IR" An Update to the UVIS Photometric Stability and Contamination Monitor New Documentation

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JUNE 1, 2016
WFC3 NEWSLETTERS

WFC3 STAN Issue 23, June 2016

Cycle 24 Phase II Deadline Reminder and Updates to APT Changes to ETC Calculations Improvements to Zodiacal Light Computations in the ETC Planning "Drift and Shift" Observations New Documentation

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FEBRUARY 1, 2016
WFC3 NEWSLETTERS

WFC3 STAN - Issue 22, February 2016

Contents: 1 Spatial Scan Modes in the ETC 2 Cycle 23 WFC3 Calibration Plan 3 Improved UVIS Dark Calibration 4 Sampling Sequence SPARS5 Full-Frame and Subarray Dark Calibration Files Released 5 Scan Data Processing 6 CALWF3 Version 3.3 7 LINEAR: A Grism Simulation Code for WFC3/IR 8 New Documentation

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LAST UPDATED: 06/11/2019

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