| Earlier reports | Convert Day of Year |
Daily Report #5336
Period Covered:
07:00 pm February 21, 2011 - 06:59 pm February 22, 2011
(DOY 53/0000z - 53/2359z)
Significant Spacecraft Anomalies: (The following are preliminary reports of potential non-nominal performance that will be investigated.) HSTARs: 12707 - SCI: GSAcq(1,2,1) resulted in finelock backup on FGS1 due to search radius limit exceeded.@053/1157z Observations possibly affected: STIS 28 Proposal ID#12405, STIS 29 Proposal ID#12400, ACS 24-25 Proposal ID#12392 COMPLETED OPS REQUEST: none COMPLETED OPS NOTES: none FGS ACQ STATUS: SCHEDULED SUCCESSFUL FGS GSAcq 11 11 FGS REAcq 4 4 OBAD with Maneuver 11 11 SIGNIFICANT EVENTS: none
| Program | Principal Investigator | Program Title |
|---|---|---|
| Science Observations Scheduled | ||
| 11665 | Thomas Brown, Space Telescope Science Institute | The Formation Mechanisms of Extreme Horizontal Branch Stars |
| 12161 | David Ardila, Jet Propulsion Laboratory | Accretion in Close Pre-Main-Sequence Binaries |
| 12215 | Nancy Evans, Smithsonian Institution Astrophysical Observatory | Searching for the Missing Low-Mass Companions of Massive Stars |
| 12228 | Glenn Schneider, University of Arizona | Probing for Exoplanets Hiding in Dusty Debris Disks: Inner {<10 AU} Disk Imaging, Characterization, and Exploration |
| 12278 | Thomas Ayres, University of Colorado at Boulder | Advanced Spectral Library Project: Cool Stars |
| 12286 | Hao-Jing Yan, The Ohio State University | Hubble Infrared Pure Parallel Imaging Extragalactic Survey {HIPPIES} |
| 12289 | J. Howk, University of Notre Dame | A COS Snapshot Survey for z < 1.25 Lyman Limit Systems |
| 12307 | Andrew Levan, The University of Warwick | A public SNAPSHOT survey of gamma-ray burst host galaxies |
| 12366 | Francesca Civano, Smithsonian Institution Astrophysical Observatory | A Runaway Black Hole in COSMOS |
| Calibration Observations Scheduled | ||
| 12342 | Tiffany Borders, Space Telescope Science Institute | WFC3 UVIS CCD Daily Monitor |
| 12392 | Ralph Bohlin, Space Telescope Science Institute | Photometric Cross-Calibration using Stellar Flux Standards |
| 12400 | Michael Wolfe, Space Telescope Science Institute | Dark Monitor Part 1 |
| 12402 | Michael Wolfe, Space Telescope Science Institute | CCD Bias and Read Noise Monitor-Part 1 |
| 12405 | Elena Mason, European Southern Observatory - Chile | STIS CCD Spectroscopic Flat-field Monitor |
| 12420 | Wei Zheng, The Johns Hopkins University | NUV Detector Dark Monitor |