STScI Analysis Newsletter (STAN)
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March 2025 STAN
March 24,2025COS NEWSLETTERSIn this STAN, we discuss items of interest to those who are preparing Phase I proposals for Cycle 33, provide updates on recent instrument calibration efforts, and share information on updated contact information for the STScI Help Desk.
January 2025 STAN
January 9,2025COS NEWSLETTERSIn this STAN, we discuss upcoming COS posters at the 245th Meeting of the American Astronomical Society and announce the release of two new notebooks for the Hubble Advanced Spectral Products (HASP) that help users conduct data diagnostics on HASP coadds and apply custom wavelength shifts. Additionally, a new COS notebook is available to assess observing exception reports.
July 2024 STAN
July 15,2024COS NEWSLETTERSIn this STAN, we discuss items of interest to those who are preparing Phase II proposals for Cycle 32, provide updates on recent instrument calibration efforts, and share information on the new Reduced Gyro Mode for Hubble.
May 2024 STAN
May 17,2024COS NEWSLETTERSIn this STAN we announce the delivery of new time-dependent sensitivity and photometric throughput tables for FUV observations.
March 2024 STAN
March 11,2024COS NEWSLETTERSIn this STAN, we discuss items of interest for those who are preparing Phase I proposals for Cycle 32. We also inform users about lower-than-expected sensitivities in specific FUV modes, attributable to the solar cycle, and announce updated detector dark rates
February 2024 STAN
February 26,2024COS NEWSLETTERSIn this STAN we announce the delivery of the Hubble Advanced Spectral Products (HASP) program.
January 2024 STAN
January 4,2024COS NEWSLETTERSIn this STAN we describe COS posters to be presented at the 243rd AAS meeting.
August 2023 STAN
August 28,2023COS NEWSLETTERSIn 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.
June 2023 STAN
June 5,2023COS NEWSLETTERSIn 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.
March 2023 STAN
March 3,2023COS NEWSLETTERSIn this STAN we discuss the release of Cycle 31 documentation and news of interest to those who may submit Phase I proposals to use COS, including a discussion of G160M use at LP6 and an updated listing of dark rates. We also announce the delivery of a new gain sag table.
January 2023 STAN
January 4,2023COS NEWSLETTERSIn this STAN we discuss the availability of stenv as a replacement for Astroconda. We also describe COS posters to be presented at the 241st AAS meeting and announce a new version of the COS Data Handbook.
October 2022 STAN
October 13,2022COS NEWSLETTERSIn this STAN we announce the introduction of Lifetime Position 6 for G160M spectroscopy and the delivery of several new reference files.
June 2022 STAN
June 28,2022COS NEWSLETTERSIn this STAN we discuss items of interest to those who are preparing Phase II proposals for Cycle 30. We also discuss the reappearance of a hot spot on the FUV detector and describe COS posters presented at the 240th AAS meeting.
March 2022 STAN
March 28,2022COS NEWSLETTERSIn this STAN we discuss improved flux calibration of most FUV settings and improved wavelength calibration of Stripe B of the NUV/G230L/2950 setting. We also provide updates on the release of CalCOS 3.4 and how to install or upgrade to it. Finally, we invite COS users to contribute slides for the STScI booth display at the Summer 2022 AAS meeting.
February 2022 STAN
February 28,2022COS NEWSLETTERSIn this STAN we provide updates about COS to those who are preparing Phase I proposals for HST Cycle 30.
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