... The Galactic center is obscured at wavelengths shorter than 1.5 m. Most of the bright stars detected in the K band are young late-type supergiant and asymptotic giant branch stars or older luminous red giant stars. ...
... K-1.5*[(H-K)-0.5] (distance measure) 14 Red Supergaints in a Sct Cluster (Bica et al ... Velocity dispersion 14 Red Supergaints in a Sct Cluster (Bica et al. ... 2005 Binary merging (M&A) M-supergiant created A few percent of OH/SiO/IR sources ...
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Ссылки http://www.atnf.csiro.au/research/masermeeting/web_papers/402_Deguchi.pdf -- 607.8 Кб -- 23.03.2007 Похожие документы
... Red giants such as Betelgeuse are not actually that red in colour. ... a hot star emits relatively more energy at blue wavelengths than at red whilst a cool star's emission peaks at red wavelengths ...
... More precisely, irregular variations on time scales of 5 to 10 days (and millimag) characerize red giants with , whereas the variations (with millimag) become more regular with periods of the order of 50 d for red giants with . ...
... spectral class; Ia and Ib- bright supergiant and supergiant, II-bright giant, III ... Red giants are post-main sequence stars on the Red Giant Branch of the HR diagram. ... Aldebaran is a red giant. red shift . ...
... located on the Instability Strip of an HR diagram and are massive supergiant stars ... They are cool red giants or supergiants and have periods of months to years. ...
... in the circumstellar envelope of the supergiant NML Cyg show an irregular ring of ... Dust particle size distribution around oxygen-rich mass losing red giants . ... around 7 oxygen-rich mass-losing red giants by using published data for the spatial ...
... composition (26 elements) of the cool supergiant AICMi was studied by the model ... nebulae: AFGL 618, AFGL 2688 (the ``Egg nebula"), and AFGL 915 (the ``Red Rectangle ... Big grains in the Red Rectangle? . M. Jura , J. Turner , and S. P. Balm . ...
... bubbles, filaments, superbubbles, supershells, supergiant shells, arcs or cavities ... Old `supergiant' shells, up to 1000 pc across, can be seen particularly well in the ... relationship is that between far infra-red emission and H as star formation ...
... Dr Sharmila Goedhart Hartebeesthoek Radio Astronomy Observatory Periodic variations in 6.7GHz methanol masers South Africa Dr James de Buizer Gemini Observatory Chile Invited : The infrared environments of methanol and water masers ...
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Ссылки http://www.atnf.csiro.au/research/masermeeting/science_program.pdf -- 73.7 Кб -- 16.02.2007 Похожие документы