... stars at the main sequence turnoff of OmegaCentauri using the m index [(v-b)-(b-y ... massive globular cluster in our Galaxy, OmegaCentauri, with Stromgren vby filters ...
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Ссылки http://www.stsci.edu/hst/wfc3/documents/ISRs/2000/WFC3-2000-08.pdf -- 106.6 Кб -- 25.09.2008 Похожие документы
... The CTE monitor observes the rich cluster OmegaCentauri (NGC 5139) every six months. ... The preflash was accomplished by obtaining an internal flat field with F502N just prior to the OmegaCentauri observation. ...
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Ссылки http://www.stsci.edu/hst/wfpc2/documents/isr/wfpc2_isr0109.pdf -- 380.4 Кб -- 05.02.2013 Похожие документы
... Report as of 153/1200Z. 1.0 ACTIVITIES SCHEDULED AND ACCOMPLISHED: 1.1 Completed WF/PC-2 5646 ()WF/PC-2 Cycle 4 Calibration: CTE Dither Test The WF/PC-2 was used to make observations of the globular cluster Omega-Centauri as part of a calibration proposal ...
... The CTE monitor observes the rich cluster OmegaCentauri (NGC 5139) every six months. ... The preflash was accomplished by obtaining an internal flat field with F502N just prior to the OmegaCentauri observation. ...
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Ссылки http://www.stsci.edu/hst/wfpc2/documents/isr/wfpc2_isr0109.ps -- 1039.1 Кб -- 05.02.2013 Похожие документы
... The CTE Monitoring program continues CTE monitors from previous Cycles with observations of a field in OmegaCentauri. ... the aim of this program is to observe a rich field in OmegaCentauri at F255W, to enable a complete astrometric solution to be ...
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Ссылки http://www.stsci.edu/hst/wfpc2/documents/isr/wfpc2_isr0303.pdf -- 131.2 Кб -- 05.02.2013 Похожие документы
... J. Mack Multiple pointing observations of the globular cluster OmegaCentauri (NGC 5139) will be used to measure the filter ... During Cycle 17 we observed OmegaCentauri two times in the same filters, at two different orientation angles. ...
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Ссылки http://www.stsci.edu/hst/wfc3/documents/ISRs/WFC3-2011-14.pdf -- 405.1 Кб -- 05.02.2013 Похожие документы
... As in past monitors, a rich field in OmegaCentauri will be observed with the F555W filter, along with internal Kspots. ... The CTE Characterization program continues CTE monitors from previous cycles with observations of a field in OmegaCentauri. ...
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Ссылки http://www.stsci.edu/hst/wfpc2/documents/isr/wfpc2_isr0205.pdf -- 289.0 Кб -- 05.02.2013 Похожие документы
... PC frames of [Omega] Centauri taken on January 2, 1991 through 10 filters have been used to determine the post-flood quantum efficiency of the PC. ...
... a preliminary report on the results of detailed aperture photometry in a field about 5 arcmin from the core of omegaCentauri ... Observations of omegaCentauri used here: . Rootname . Date . Time (UT) . ...
... in the WFC3/UVIS detector on Astrometry Jay Anderson April 4, 2014 A BSTRACT Recent observations of the center of globular cluster OmegaCentauri are used to estimate the impact of imperfect serial CTE (charge-transfer efficiency) on astrometry in the x ...