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  1. WFC3 STAN Issue 44, January 2024

    January 8, 2024
    WFC3 NEWSLETTERS

    Contents: 1 WFC3 at AAS 243! 2 Cycle 32 Instrument Handbook Published 3 Migration of WFC3 Library to HST Notebooks 4 Slitlessutils: A Python Package for Extracting and Simulating Wide-Field Slitless Spectroscopy for WFC3 and ACS 4 New Documentation

  2. January 2024 STAN

    January 4, 2024
    COS NEWSLETTERS

    In this STAN we describe COS posters to be presented at the 243rd AAS meeting.

  3. HST Cycle 32 Call for Proposals Released

    December 13, 2023
    HST NEWS

    We are pleased to announce the release of the Cycle 32 Call for Proposals for the Hubble Space Telescope. The proposal deadline is March 26, 2024.

  4. ACS STAN November 2023

    November 29, 2023
    ACS NEWSLETTERS

    This STAN describes the introduction of slitlessutils, a new wide-field slitless spectroscopy package, the new release of the ACS/WFC Focus-Diverse ePSF Webtool, and updates to ACS and WFC3 dither patterns and HSTaXe cookbooks.

  5. WFC3 STAN Issue 43, September 2023

    September 27, 2023
    WFC3 NEWSLETTERS

    Contents: 1 Dithering for ACS/WFC3 Primes and Parallels 2 The WFC3/UVIS G280 Grism Sky 3 Updates to WFC3/UVIS Shutter Timing Jitter 4 HSTaXe - ACS and WFC3 Cookbook Tutorials 5 New Documentation

  6. August 2023 STAN

    August 28, 2023
    COS NEWSLETTERS

    In this STAN we discuss items of interest to those who are preparing Phase II proposals for Cycle 31 and the incorporation of updated dark rates into the COS exposure time calculators.

  7. August 2023 STAN

    August 25, 2023
    STIS NEWSLETTERS

    This STAN is focused on providing information and guidelines for the preparation and submission of HST Cycle 31 GO phase II proposals, for both new and experienced users of STIS. The first section gives an updated listing of policies, tips, and tricks for preparing successful phase II proposals. The section on STIS instrument news includes new recommendations for wavecal exposure times for some FUV settings. The section on STIS resources lists some recently developed software tools for the examination and analysis of STIS data and notes several recent STIS presentations and Instrument Science Reports.

  8. July 2023 STAN

    August 1, 2023
    STIS NEWSLETTERS

    In this STAN, we announce the delivery and implementation of updates to the reference files for the STIS NUV time-dependent sensitivity and for selected STIS spectroscopic and imaging modes contained in the third installment of the STIS flux recalibration effort.

  9. June 2023 STAN

    June 5, 2023
    COS NEWSLETTERS

    In this STAN we announce a COS poster to be presented at the 242nd AAS meeting and inform users of the alpha release of a revised exposure time calculator for Hubble.

  10. ACS STAN June 2023

    June 5, 2023
    ACS NEWSLETTERS

    This STAN describes the Alpha Release of the Pandeia-based HST Exposure Time Calculator (ETC), updates regarding SBC Dark Rate Monitoring, and the release of acstools version 3.6.1.

  11. WFC3 STAN Issue 42, June 2023

    June 1, 2023
    WFC3 NEWSLETTERS

    Contents: 1 WFC3 at AAS 242! 2 Alpha Release of the Pandeia-based HST Exposure Time Calculator (ETC) 3 New WFC3 Jupyter Notebooks: Correcting for IR Variable Background 4 A Novel Method for Aperture-Correcting WFC3/UVIS Spatial Scans 5 Procedural Updates to WFC3/UVIS Superbias Reference File Creation 6 New Documentation

  12. May 2023 STAN

    May 31, 2023
    STIS NEWSLETTERS

    In this STAN we announce the alpha release of the Pandeia-based ETC for HST instruments and the complete delivery of the updated G750L reference file. 

  13. ACS STAN April 2023

    April 4, 2023
    ACS NEWSLETTERS

    This STAN describes a new ACS Observing mode, Imaging Spectropolarimetry, and the release of HSTaXe Version 1.0.3 and HST Cycle 31 ACS Documentation.

  14. April 2023 STAN

    April 3, 2023
    STIS NEWSLETTERS

    In this STAN, the STIS Team presents Cycle 31 updates to documentation and news to STIS users submitting Phase I proposals, including updates to the FUV-MAMA dark rate adopted for ETC v31.1. Additionally, we recapitulate STIS' posters and presentations at the 241st AAS Winter conference that may also assist users submitting a proposal.

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