... Is Dust Forming on the Red Giant Branch in 47Tuc? . Boyer, Martha L., van Loon, Jacco Th., ... program and archived Spitzer IRAC data, we investigate dust production in 47Tuc, a nearby massive Galactic globular cluster ...
... of the other SX Phe variables in 47Tuc are shown to oscillate simultaneously in the ... of the Blue Stragglers and several cluster-magnitude diagram features for 47Tuc ...
... were derived from dithered stellar observations of 47Tuc for the CCDs and NGC 6681 ... derived inflight from dithered observations of 47Tuc (Mack et al. 2002; van der ... WFC filters and 8 broadband HRC filters, and are lab eled `47Tuc' in Table 1 ...
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Ссылки http://www.stsci.edu/hst/HST_overview/documents/calworkshop/workshop2005/papers/mack.pdf -- 735.8 Кб -- 04.04.2006 Похожие документы
... such as those discovered in the core of 47Tuc by Meylan et al. (1991) and Gebhardt ... deep U (F300W) images of the core of 47Tuc at three different epochs over two years ...
... and those in the original calibration field of 47Tuc (i.e., source crowding and sky ... per year (consistent with findings based on 47Tuc data from work in progress by ...
... observations of the globular cluster 47Tuc are probably consistent within their ... set so that the signal for the same 47Tuc field as measured longer time baseline is ...
... prefer an even higher density of stars than 3 is observed for 47Tuc (we know of no target which has a higher density of stars ... N/A N/A N/A 969 LED x2jh0103t 512zв512 0 0 F220W 597 47Tuc x2jh0104t 512zв1024 3.471 --3.529 F220W 597 47Tuc x2jh0105t ...
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Ссылки http://www.stsci.edu/ftp/instrument_news/FOC/Foc_isr/foc_isr087.ps -- 1806.5 Кб -- 05.01.1996 Похожие документы