HUBBLE SPACE TELESCOPE DAILY REPORT #1149 PERIOD COVERED: 0700 EST Daily Status Report as of 151/1200Z. 1.0 ACTIVITIES SCHEDULED AND ACCOMPLISHED: 1.1 Completed WF/PC-2 5475 (A Snapshot Survey for Blue Stragglers in Magellanic Cluster Cores) The WF/PC-2 was used to make short exposure snapshot images of the blue straggler stars located in populous cluster ESO121. The intent is to find out if blue straggler stars exist within this cluster. Two observations were received and displayed. Both were reported to be nominal. 1.2 Completed Two Sets of WF/PC-2 5560 (WF/PC-2 Cycle 4 Calibration: Internal Monitor. 1) The WF/PC-2 was used to make several internal bias, K-Spot, and flat calibration observations to monitor the CCD camera electronics, the optical alignment, and to check for contamination. A total of ten images were received and displayed. They all were reported to be nominal. 1.3 Completed FOS/RD/BL 5532 (FOS Dark Monitoring) The Faint Object Spectrograph (Red and Blues Sides) was used to monitor the instrument's background (dark) images. Two sets of three observations were received and displayed. All six images were reported to be nominal. 1.4 Completed WF/PC-2 5570 (WF/PC-2 Cycle 4 Calibration: Earthflats, Large Set) The WF/PC-2 was used to make a set of Earth flat calibration images using different filters in order to construct high quality flat fields of the OTA illumination pattern. A total of 11 images was received and displayed. There was the usual mix of saturated, underexposed, and nominal images. 1.5 Completed FOC/96 5154 (FOC Observations of Elliptical galaxies) The Faint Object Camera (f/96) was used to make an observation of nearby elliptical galaxy NGC-7626 to determine the luminosity distribution of its core and details about its point-like nucleus. One image was received and displayed. It was reported to be nominal. 1.6 Completed Two Sets of WF/PC-2 5091 (GTO High Latitude Parallel Program: Cycle 4 ) The WF/PC-2 was used in parallel with the prime science observations to make high galactic latitude observations greater than +/-30 degrees. Two images were received and displayed. They both were reported to look nominal, however, there was some recentering. 1.7 Completed WF/PC-2 5572 (WF/PC-2 Cycle 4: Photometric Filter Calibration) The WF/PC-2 was used to make images of NGC-5139 to make photometric calibrations for all of the WF/PC-2 filters. The images were received and displayed in the OSS. They were reported to show scattered stars. 1.8 Completed FGS 5336 (Linking the HIPPARCOS to the Extragalactic Reference Frame: NEWHIP-B) The Fine Guidance Sensor #3 was used to make a set of astrometric observations of object NEWEGOB-26. The observations were executed as scheduled. No anomalies were reported. 1.9 Completed WF/PC-2 5565 (WF/PC-2 Cycle 4: Photometric Calibration: Monitoring: Fields) The WF/PC-2 was used to make photometric calibration observations by taking images of the large globular cluster Omega Centauri (aka, NGC-5139) to help determine astrometric and optical stability of the WF/PC-2. The OSS monitored the observations, and assessed the data quality. The images were reported to show star fields. No anomalies were noted. 1.10 Completed Two Sets of GHRS/1 5417 (A Search for the Physical Processes on Jupiter) The High Resolution Spectrograph (Side One) was used as part of a program to observe atomic hydrogen emission at different latitude and longitudes on the planet Jupiter. The baseline guide star acquisition was made in fine lock. Part of the observation occurred during LOS. A wave calibration observation was also made. No anomalies were noted with the spectral observations. 1.11 Completed WF/PC-2 5563 (WF/PC-2 Cycle 4: Photometric Calibration Monitor. 1: UV/OPT STD.) The WF/PC-2 was used to make photometric calibration images of ultraviolet standard star FEIGE-110 and monitor the photometric stability and quantum efficiency of the WF/PC-2. Eighteen images were taken and they all were reported to be nominal. 1.12 Completed WF/PC-2 5479 (Subarcsecond Structure in Nearby AGNs) The WF/PC-2 was used to make an observation of galaxy MARK543. One observation was received and displayed. It was reported to be nominal. 1.13 Completed WF/PC-2 5454 (Ellipticals with Kinematically Distinct Cores: Cycle 4 Medium) The WF/PC-2 was used to make observations of the small elliptical galaxy NGC-7626 which contains a massive core which is kinematically distinct from the rest of the galaxy. The observations were executed as scheduled. Four observations were received and displayed. There was some recentering reported, but the observations were reported to be nominal. 1.14 Completed WF/PC-2 5237 (Stellar Populations in Local Group Galaxies (WC13): Cycle 4) The WF/PC-2 was used to make observations of galaxy M-31 (which is in the local group). The images were received in the OSS, and were reported to show star fields. 1.15 Completed Two Sets of WF/PC-2 1070 (High Resolution Imaging of Radio Galaxies at Large Redshift) The WF/PC-2 was used to make deep images of radio galaxy 3C265. The images were received and displayed in the OSS. They were reported to show some interesting objects. 1.16 Completed FGS 5174 (Astrometric Companion Search: Cycle 4) FGS #3 was used to make astrometric observations of the possible binary dwarf star AC+48D1595 to look for an astrometric unseen low mass companion. The OSS monitored the observations and assessed the data quality. No anomalies were noted. 1.17 Completed Two Sets of WF/PC-2 5308 (High Resolution PC Imaging of a Z=2.4 Galaxy: Cycle 4 Medium) The WF/PC-2 was used to make very deep exposures of the young compact elliptical galaxy 53W002. The observations were executed as scheduled. Five observations were received and displayed. Some recentering was reported. The observations were reported to be nominal. 1.18 Completed GHRS/2 5549 (GHRS Side 2 Dark Noise Monitor: Cycle 4) The High Resolution Spectrograph (Side Two) was used to make internal tests for routine monitoring of detector dark noise. The data was received in the OSS and looked as expected. 1.19 Completed WF/PC-2 5211 (High Resolution Imaging of Nearby Nuclear Starbursts) The WF/PC-2 was used to make observations of nearby starburst galaxy NGC-253. Twelve observations were received and displayed. They all were reported to be nominal. 1.20 Completed Two Sets of WF/PC-2 5419 (A Search for Very Low-Luminosity Active Galactic Nuclei in Nearby Galaxies) The WF/PC-2 was used to make observations of galaxy NGC-7743, which is known to have a ultraviolet bright, low-luminosity, active galactic nuclei. The images were received and displayed. The ultraviolet images were reported to be blank, but that may be expected for some targets in the program. 1.21 Completed Two Sets of FOS/RD/S/C 5528 (FOS Cycle 4: Focus, X-Patch, Y-Patch) The Faint Object Spectrograph (Both the Red and Blue Sides) was used to make both a TALED and WAVE calibration observations. No external sources were used. Four observations were received and displayed. The observations were reported to look nominal. 1.22 Completed Two Sets of WF/PC-2 5562 (WF/PC-2 Cycle 4 Calibration: Internal Monitor. 3: Darks) The WF/PC-2 was used to obtain several 30-minute long, dark exposures to provide ongoing calibration of the CCD dark current and to monitor and characterize the evolution of hot pixels. Two images were received and displayed in the OSS. They both were reported to look as expected. 1.23 Completed WF/PC-2 5178 (Imaging of Distant Active Galaxies: Cycle 4) The WF/PC-2 was used to make observations of the inner regions of quasi-stellar object 1403+433. This object has been only partially been resolved from ground based operations. The images were received and displayed in the OSS. All of the images were saturated in the cores, and hence reported as degraded. 1.24 Completed Two Sets of WF/PC-2 5655 (WF/PC-2 Cycle 4 Calibration: Internal Monitor. 2: Flats Part 2) The WF/PC-2 was used to make both dark and visual flats. Five images were received and displayed. They all were reported to be nominal. 1.25 Completed WF/PC-2 5450 (Host Galaxies and Cluster Environments of Quasars) The WF/PC-2 was used to make observations of Quasar UM301 to study the properties of its host galaxy and surrounding environment. The observations were executed as scheduled. The data remains on Science Tape Recorder #3, and will be analyzed later. 1.26 Completed WF/PC-2 5380 (UV Spectral Distribution of Low Luminosity Active Galaxies) The WF/PC-2 was used to make observations galaxy NGC-5273 which is known to have a low luminosity active galactic nuclei. The observations were executed as scheduled, and no anomalies were noted. 1.27 Completed WF/PC-2 5397 (Determination of the Extragalactic Distance Scale: Cycle 4) The WF/PC-2 was used to make images of galaxy NGC-4321 to be used in measuring the periods of Cepheid variable stars within the galaxies. The observations were executed as scheduled, and no anomalies were noted. 1.28 Completed WF/PC-2 5217 (Jupiter's Aurora and Airglow) The WF/PC-2 was used to make observations of Jupiter's north Auroral region. The observations were executed as scheduled, and no anomalies were noted. 2.0 FLIGHT OPERATIONS SUMMARY: 2.1 Guide Star Acquisitions: Scheduled Acquisitions : 10 Successful : 10 Scheduled Reacquisitions : 16 Successful : 16 2.2 FHST Updates: Scheduled :24 Successful :24 2.3 Significant HSTARs: None 2.4 Operations Notes: HST operations were conducted uneventfully during the holiday weekend. 3.0 ACTIVITIES SCHEDULED FOR NEXT REPORTING PERIOD: 3.1 Complete FGS 5333 (Linking the HIPPARCOS to the Extragalactic Reference Frame,BR12-23, Part 2) 3.2 Complete WF/PC-2 5370 (HST Medium-Deep Survey: Cycle 4 Medium, High Galactic Latitude: CR-SPLIT) 3.3 Complete Two Sets of GHRS/2 5322 (Origin of the Ultra-Hiigh-Ionisation O VIII Emission Lines) 3.4 Complete Two Sets of 5643 (WF/PC-2 Cycle 4 Calibration: Partially Rotated Filters) 3.5 Complete WF/PC-2 5446 (The Nuclei of Nearby S0 and Spiral Galaxies) 3.6 Complete WF/PC-2 5380 (UV Spectral Distribution of Low Luminosity Active Galaxies) 3.7 Complete WF/PC-2 5479 (Subarcsecond Structure in Nearby AGNs) 3.8 Completed WF/PC-2 5308 (High Resolution PC Imaging of a Z=2.4 Galaxy: Cycle 4 Medium) 4.0 ANOMALY STATUS: 4.1 Significant New Anomalies: None 4.2 Significant Unresolved Anomalies: None 5.0 SIGNIFICANT FORTHCOMING EVENTS: Nothing at this time. /DMH -END-