... The main task of this Working Group has been to review the state-of-theart knowledge of the Milky Way galaxy, to identify the future challenges, and to propose which tools (in terms of facilities, infrastructures, instruments, science policies) would be needed to successfully tackle and solve the remaining open questions. ... This Working Group has made recommendations that would allow dissecting our backyard laboratory, the Galaxy, even further. ...

Authors: T.V. Borkova , V.A. Marsakov , . ... It is found that dispersions of spatial and kinematics characteristics of field stars change abruptly when the metallicity crosses the boundary [Fe/H] -0.95 . ... По опубликованным прецизионным наземным и спутниковым измерениям собственных движений, компилятивным лучевым скоростям и фотометрическим расстояниям вычислены компоненты пространственных скоростей и элементы галактических орбит для 174 переменных звезд типа ab RR Лиры околосолнечной окрестности. ...

... Видимое годовое движение Солнца . ... Чему равна высота точки зенита над горизонтом? ... Эксцентриситет орбиты Цереры равен 0,079, большая ось 5,54 а. е. Чему равно наибольшее расстояние Цереры от Солнца? ... Горизонтальный параллакс Солнца равен 8,8?? ... Горизонтальный параллакс Солнца 8,8??, расстояние от Солнца до Марса 1,5 а. е. Определите линейный радиус Марса, если известно, что во время великого противостояния его угловой радиус составляет 12,5??, а горизонтальный параллакс равен 23,4?? ...

... The NCSA Horizon Image Data Browser is a Java package which includes ready-to-use applets and applications as well as reusable classes for building new applications for browsing scientific images locally or over the network. ... The NCSA Horizon Image Data Browser is a Java package for browsing scientific images. ... Horizon also supports array data as metadata. ... Plante, R. 1997, Supporting Metadata and Coordinate Systems for Scientific Data in the Horizon Java Package , white paper. ...

The radius of the event horizon of a black hole with the mass of the Sun would be about 3 kilometers, about the same size as your city, town or village. If the Earth could be compressed into a black hole, the radius of its event horizon would be 1/330,000 of this, because the mass of the Earth is 1/330,000 times the mass of the Sun. ... 30,000,000 . ... 20,000 . ... Black hole event horizon . ... MYTH: All stars collapse to become black holes upon their death. ... MYTH: Black holes are very dense. ...

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November 5, 2001 (Monday) Xiao-Gang He, National Taiwan University . ... Tuesday, 2:00 pm, 472 Willamette Hall . Fall 2000 . Winter 2001 . Spring 2001 . ... Recent data from type Ia supernovae show that our universe is currently expanding with an accelerating rate. ... I will also discuss how structure formation is affected. 4:00pm, 318 Willamette Hall . ... To facilitate interpretation of this result, model independent analyses are also presented. 2:00 pm, 472 Willamette Hall . ...

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