HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4690 PERIOD COVERED: 5am September 5 - 5am September 8, 2008 (DOY 249/0900z-252/0900z) OBSERVATIONS SCHEDULED NIC2 11826 NICMOS Pre-/post-SM4 Photometry Test This proposal contains the necessary exposures to re-calibrate NICMOS. We will observe all filters that are not part of the standard monitoring program with a standard 4-point (NIC1 & NIC2) and 7-point (NIC3) dither pattern. NIC1/NIC2/N ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT      #4689 PERIOD COVERED: 5am September 4 - 5am September 5, 2008 (DOY 248/0900z-249/0900z) OBSERVATIONS SCHEDULED FGS 11212 Filling the Period Gap for Massive Binaries The current census of binaries among the massive O-type stars is seriously incomplete for systems in the period range from years to millennia because the radial velocity variations are too small and the angular separations too close for eas ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4688 PERIOD COVERED: 5am September 3 - 5am September 4, 2008 (DOY 247/0900z-248/0900z) OBSERVATIONS SCHEDULED NIC1/NIC2/NIC3 11820 NICMOS Post-SAA Calibration - CR Persistence Part 7 Internals for CR persistence NIC2 11219 Active Galactic Nuclei in Nearby Galaxies: a New View of the Origin of the Radio-loud Radio- quiet Dichotomy? Using archival HST and Chandra observations of 34 nearby early-ty ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4687 PERIOD COVERED: 5am September 2 - 5am September 3, 2008 (DOY 246/0900z-247/0900z) OBSERVATIONS SCHEDULED FGS 11212 Filling the Period Gap for Massive Binaries The current census of binaries among the massive O-type stars is seriously incomplete for systems in the period range from years to millennia because the radial velocity variations are too small and the angular separations too close f ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT      #4686 PERIOD COVERED: 5am August 29 - 5am September 2, 2008 (DOY 242/0900z-246/0900z) OBSERVATIONS SCHEDULED NIC1/NIC2/NIC3 11820 NICMOS Post-SAA Calibration - CR Persistence Part 7 Internals for CR persistence WFPC2 11797 Supplemental WFPC2 CYCLE 16 Intflat Linearity Check and Filter Rotation Anomaly Monitor Supplemental observations to 11029, to cover period from Aug 08 to SM4. Intflat observations w ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4685 PERIOD COVERED: 5am August 28 - 5am August 29, 2008 (DOY 241/0900z-242/0900z) OBSERVATIONS SCHEDULED FGS 11210 The Architecture of Exoplanetary Systems Are all planetary systems coplanar? Concordance cosmogony makes that prediction. It is, however, a prediction of extrasolar planetary system architecture as yet untested by direct observation for main sequence stars other than the Sun. To pr ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT      #4681 PERIOD COVERED: 5am August 22 - 5am August 25, 2008 (DOY 235/0900z-238/0900z) OBSERVATIONS SCHEDULED SIGNIFICANT EVENTS: (None) NIC1/NIC2/NIC3 8795 NICMOS Post-SAA Calibration - CR Persistence Part 6 A new procedure proposed to alleviate the CR-persistence problem of NICMOS. Dark frames will be obtained immediately upon exiting the SAA contour 23, and every time a NICMOS exposure is scheduled wit ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4678 PERIOD COVERED: 5am August 19 - 5am August 20, 2008 (DOY 232/0900z-233/0900z) OBSERVATIONS SCHEDULED NIC1 11205 The Effects of Multiplicity on the Evolution of Young Stellar Objects: A NICMOS Imaging Study We propose to use NICMOS to investigate the multiplicity of young stellar objects (YSOs) in the Orion B molecular cloud. Previous observations with the Spitzer Space Telescope have reveal ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4677 PERIOD COVERED: 5am August 18 - 5am August 19, 2008 (DOY 231/0900z-232/0900z) OBSERVATIONS SCHEDULED ACS/SBC 10872 Lyman Continuum Emission in Galaxies at z=1.2 Lyman continuum photons produced in massive starbursts may have played a dominant role in the reionization of the Universe. Starbursts are important contributors to the ionizing metagalactic background at lower redshifts as well. Ho ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT      #4676 PERIOD COVERED: 5am August 15 - 5am August 18, 2008 (DOY 228/0900z-231/0900z) OBSERVATIONS SCHEDULED NIC1/NIC2/NIC3 8795 NICMOS Post-SAA Calibration - CR Persistence Part 6 A new procedure proposed to alleviate the CR-persistence problem of NICMOS. Dark frames will be obtained immediately upon exiting the SAA contour 23, and every time a NICMOS exposure is scheduled within 50 minutes of coming out ...Continue Reading