Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #5547

Period Covered:
08:00 pm September 20, 2011 - 07:59 pm September 21, 2011
(DOY 264/0000z - 264/2359z)

Flight Operations Summary

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

HSTARs:
13025 - SCI: GSAcq (1,2,1) fails to RGA control@263/0224z

13026 - SCI: GSAcq (2,1,2) fails to RGA control@264/1300z

COMPLETED OPS REQUEST:
none

COMPLETED OPS NOTES:
none

FGS ACQ STATUS:
		    SCHEDULED       SUCCESSFUL
FGS GSAcq		8		7
FGS REAcq		10		7
OBAD with Maneuver	8		8

SIGNIFICANT EVENTS:
none
Program Principal Investigator Program Title
Science Observations Scheduled
11616 Gregory Herczeg, Max-Planck-Institut fur extraterrestrische Physik The Disks, Accretion, and Outflows {DAO} of T Tau stars
12062 Sandra Faber, University of California - Santa Cruz Galaxy Assembly and the Evolution of Structure over the First Third of Cosmic Time - III
12103 Marc Postman, Space Telescope Science Institute Through a Lens, Darkly - New Constraints on the Fundamental Components of the Cosmos
12202 Gregory Sivakoff, The University of Virginia Wide-Field Hubble Observations of NGC 1023: Testing the Origin of Low-Mass X-ray Binaries in a Lenticular Galaxy
12211 Nuria Calvet, University of Michigan Are Weak-Line T Tauri Stars Still Accreting?
12322 Kailash Sahu, Space Telescope Science Institute Detecting Isolated Black Holes through Astrometric Microlensing
12330 J. Kirkpatrick, California Institute of Technology Spitzer Verification of the Coldest WISE?selected Brown Dwarfs
Calibration Observations Scheduled
12342 Tiffany Borders, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor
12351 Knox Long, Space Telescope Science Institute IR Persistence 18
12380 Bryan Hilbert, Space Telescope Science Institute Guard Darks
12401 Michael Wolfe, Space Telescope Science Institute Dark Monitor Part 2
12403 Michael Wolfe, Space Telescope Science Institute CCD Bias and Read Noise Monitor-Part 2
12427 David Golimowski, Space Telescope Science Institute CCD Daily Monitor {Part 3}