Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #10861

Period Covered:
08:00 PM April 08, 2026 - 07:59 PM April 09, 2026
(DOY 099/0000z - 099/2359z)

Program Principal Investigator Program Title
Science Observations Scheduled
17774 Joseph Burchett, New Mexico State University Multiphase gas in eROSITA-detected galaxy groups and clusters
17776 Sean Terry, University of Maryland A Precursor Survey of the Roman Galactic Bulge Time Domain Fields
17804 R. O. Loyd, Eureka Scientific Inc. STELa: Survey of Transiting Exoplanets in Lyman-alpha
18099 Bret Lehmer, University of Arkansas Main Campus Uncovering the Ionizing Sources in Metal Poor Galaxies: UV Spectroscopy of an X-ray Observed Sample
18103 David Thilker, The Johns Hopkins University Anatomy of a fall: Dissecting the environment-driven transformation of late-type Virgo cluster galaxies with HST UV-optical imaging of star clusters, associations, and HII regions
18120 Natsuko Yamaguchi, California Institute of Technology A COS Legacy Survey of Gaia DR3 WD+MS binaries
Calibration Observations Scheduled
17936 Jacqueline Hernandez, Space Telescope Science Institute Cycle 33 COS NUV Spectroscopic Sensitivity Monitor
17947 Aidan Pidgeon, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor Part 2
17949 Isabel Rivera, Space Telescope Science Institute WFC3 UVIS CCD Unflashed (CTE) Monitor
17956 Joel Green, Space Telescope Science Institute WFC3 IR Dark Monitor
17960 Jennifer Mack, Space Telescope Science Institute WFC3 UVIS Photometry
17969 Benjamin Kuhn, Space Telescope Science Institute WFC3 UVIS Pixel-to-Pixel QE Variations via Internal Flats
18155 Matthew Dallas, Space Telescope Science Institute STIS CCD Dark Monitor Part 2
18157 Joshua Lothringer, Space Telescope Science Institute STIS CCD Bias and Read Noise Monitor Part 1
Other Observations Scheduled
15962 Merle Reinhart, Space Telescope Science Institute Routine EEPROM dumps for ACS, COS, STIS, and WFC3
18228 Merle Reinhart, Space Telescope Science Institute ACS/COS/STIS/WFC3 NED History Log Collection