Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #5325

Period Covered:
07:00 pm February 10, 2011 - 06:59 pm February 11, 2011
(DOY 42/0000z - 42/2359z)

Flight Operations Summary

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

HSTARs:
12662 - SCI: GSAcq(1,2,1) required multiple attempts to achieve FL-DV@031/0218z

12663 - SCI: GSAcq(2,1,1) requires two attempts for FL-DV@031/1624z

12664 - SCI: GSAcq(2,1,1) requires multiple attempts@032/0604z

12666 - SCI: REAcq(1,2,1) requires multiple attempts, Scan Step Limit on FGS 2@042/0550z

12670 - SCI: COS 1046 STB message@042/1228z

12671 - SCI: GSAcq(1,2,1) requires multiple attempts@042/1222z

COMPLETED OPS REQUEST:
none

COMPLETED OPS NOTES:
none

FGS ACQ STATUS:
		    SCHEDULED       SUCCESSFUL
FGS GSAcq		8		8
FGS REAcq		8		8
OBAD with Maneuver	7		7

SIGNIFICANT EVENTS:
none


Program Principal Investigator Program Title
Science Observations Scheduled
11695 Kevin Luhman, The Pennsylvania State University Searching for the Bottom of the Initial Mass Function
12065 Marc Postman, Space Telescope Science Institute Through a Lens, Darkly - New Constraints on the Fundamental Components of the Cosmos
12161 David Ardila, Jet Propulsion Laboratory Accretion in Close Pre-Main-Sequence Binaries
12210 Adam Bolton, University of Utah SLACS for the Masses: Extending Strong Lensing to Lower Masses and Smaller Radii
12238 William Harris, McMaster University Supermassive Star Clusters in Supergiant Galaxies: Tracing the Enrichment of the Earliest Stellar Systems
12241 Robert Kirshner, Harvard University SAINTS - The SN 1987A Intensive Study
Calibration Observations Scheduled
12342 Tiffany Borders, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor
12380 Bryan Hilbert, Space Telescope Science Institute Guard Darks
12384 David Golimowski, Space Telescope Science Institute CCD Daily Monitor {Part 1}
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