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

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4675 PERIOD COVERED: 5am August 14 - 5am August 15, 2008 (DOY 227/0900z-228/0900z) OBSERVATIONS SCHEDULED ACS/SBC 11158 HST Imaging of UV Emission in Quiescent Early-type Galaxies We have constructed a sample of early type galaxies at z~0.1 that have blue UV-optical colors, yet also show no signs of optical emission, or extended blue light. We have cross-correlated the SDSS catalog and the Galax ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4674 PERIOD COVERED: 5am August 13 - 5am August 14, 2008 (DOY 226/0900z-227/0900z) OBSERVATIONS SCHEDULED NIC1/NIC2/NIC3 11330 NICMOS Cycle 16 Extended Dark This takes a series of Darks in parallel to other instruments. 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 ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT      #4673 PERIOD COVERED: 5am August 12 - 5am August 13, 2008 (DOY 225/0900z-226/0900z) OBSERVATIONS SCHEDULED ACS/SBC 11151 Evaluating the Role of Photoevaporation of Protoplanetary Disk Dispersal Emission produced by accretion onto the central star leads to photoevaporation, which may play a fundamental role in disk dispersal. Models of disk photoevaporation by the central star are challenged by two poten ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4672 PERIOD COVERED: 5am August 11 - 5am August 12, 2008 (DOY 224/0900z-225/0900z) OBSERVATIONS SCHEDULED NIC1 11117 The Search for Atmospheric Water in the Transiting Planet HD189733b We propose to use the NICMOS camera to search for transit NIR signatures of atmospheric water in HD189733b. While water absorption bands exist in the optical and IR, space-based NIR signatures are uniquely position ...Continue Reading

Daily Report 4672 subject should read (Daily Report 4671). ...Continue Reading

HUBBLE SPACE TELESCOPE - Continuing to collect World Class Science DAILY REPORT       #4671 PERIOD COVERED: 5am August 8 - 5am August 11, 2008 (DOY 221/0900z-224/0900z) 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 comin ...Continue Reading