Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #5320

Period Covered:
07:00 pm February 5, 2011 - 06:59 pm February 6, 2011
(DOY 37/0000z - 37/2359z)

Flight Operations Summary

Significant Spacecraft Anomalies: (The following are preliminary reports
of potential non-nominal performance that will be investigated.)

12642 - SCI: GSAcq(2,1,1) at 037/07:13:54 failed after multiple attempts, REAcq(2,1,1) at037/
08:50:25 also failed due search radius limits exceeded at 08:53:00@037/0713z
Observations affected: ACS 73-81, WFC3 38-43 Proposal ID#12070

12643 - SCI: GSAcq(2,3,3) Failed After Multiple Attempts@037/1047z
Observations affected: ACS 82-83, WFC3 44 Proposal ID#11563

12644 - SCI: GSAcq(2,3,3) fails to RGA Hold after Five attempts@037/1229z
Observations affected: STIS 74 -75 Proposal ID#12415, ACS 84 Proposal ID#11563, WFC3 45 Proposal 

12645 - SCI: GSAcq(2,3,3) requires multiple attempts to achieve SCI INT@037/1358z
Observations possibly affected: ACS 86-87, WFC 46 Proposal ID# 11563



FGS GSAcq		10		7
FGS REAcq		6		5
OBAD with Maneuver	7		7


Program Principal Investigator Program Title
Science Observations Scheduled
11563 Garth Illingworth, University of California - Santa Cruz Galaxies at z~7-10 in the Reionization Epoch: Luminosity Functions to <0.2L* from Deep IR Imaging of the HUDF and HUDF05 Fields
12070 Julianne Dalcanton, University of Washington A Panchromatic Hubble Andromeda Treasury - I
12161 David Ardila, Jet Propulsion Laboratory Accretion in Close Pre-Main-Sequence Binaries
12169 Boris Gaensicke, The University of Warwick The frequency and chemical composition of planetary debris discs around young white dwarfs
12201 Brian Siana, California Institute of Technology Ionizing Emission from the Faint Galaxies Responsible for Reionization
12210 Adam Bolton, University of Utah SLACS for the Masses: Extending Strong Lensing to Lower Masses and Smaller Radii
12287 Scott Friedman, Space Telescope Science Institute Constraining Models of Deuterium Depletion and Galactic Chemical Evolution with Improved Measurements of D/H
12321 Christopher Johns-Krull, Rice University The Parallax of the Planet Host Star XO-3
Calibration Observations Scheduled
12342 Tiffany Borders, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor
12344 Tiffany Borders, Space Telescope Science Institute Cycle 18: UVIS Bowtie Monitor
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
12415 Wei Zheng, The Johns Hopkins University MAMA Dark Monitor