The orbit of the Be-star Gasdisk leads to the eclipse by the ... on the Be binary ? Tauri. First some introduction words. asking for patience. Ernst Pollmann ...
... is the expected main-sequence life time of the sun? 10 million years. 100 ... all have approximately the same age! ... from a Cepheid's absolute magnitude? ...
B star seismology. W.A. Dziembowski, Warsaw University Obsevatory ... the most important task for B star seismology. B-type pulsators: progenitors of Cepheids, ...
Look for artifacts in our solar neighborhood. Etcetera . Our new idea: Neutrino ... here, consider big picture. Guess at energy input: take deposition time ...
Title: The Milky Way Author: Markus Boettcher Last modified by: Matthew Perry Created Date: 2/23/2003 4:28:17 AM Document presentation format: On-screen Show
Henrietta Swann Leavitt (1868-1921), a 'computer' at Harvard College Observatory ... Leavitt found that the period of pulsation is related to the brightness: 'A ...
variable stars: pressure and gravity out of synch. cloud. pressure from hot gas ... how far away even the nearest star is to your Mother/Father/Sister/Brother? ...
A beautiful example of Kirchoff's Laws. But first, an illustration of how m (apparent magnitude), M ... Epsilon (4.19) Zeta (3.35) Lambda(5.04) Iota (3.52) ...
A recent report published by Precision Business Insights on Tuberculosis Testing Market provides in-depth analysis of segments and sub-segments in the global as well as regional.
CURVAS DE LUZ DE ESTRELLAS VARIABLES. Trabajo ... construir curvas de luz de estrellas variables. Instrumentaci n: ... para construir curvas de luz precisas. ...
Progetto Cielo! La costruzione della Scala delle Distanze Il primo gradino: fino a 500 parsec Per costruire la scala delle distanze utilizziamo diversi metodi di ...
Variability discovered by Ostensen et al. (2001) Five frequencies ... Amplitudes between 0.3-10.2 mmag. Subdwarf sdB star. August 5-11, Moletai (165cm) 2004 ...
Begin with properties of globular star clusters (crucial for mapping out the galaxy) ... They are too far away (think of the theodolite lab). You need another method. ...
The main plane of the Milky Way looks like a faint band of white in the night sky ... magnitude for absolute magnitude on Henrietta's period-luminosity relation chary ...
5 magnitudes representan un cociente de luminosidades de 100. Algunas magnitudes (n tese que una magnitud mayor quiere decir que el objeto es menos luminoso) ...
In our Galaxy, most of the gas lies in a flattened disk. We tend to find hot massive stars in clusters near big clouds of gas ... Very wimpy, losing only 10-14 Mo/year ...
For a 0.1 Msun star ( a red dwarf) 200-300 x 109 yrs. Can estimate lifetime: ... Along with red dwarfs (low mass, main sequence stars), white dwarfs are the most ...
Stellar radius estimation : a critical problem. A lot of work ... homogen. 2 o. 5.8. 5.7 ~1.2-1.3Mo ~ early MS. Gam Dor. HD49933. HD49434. exoplanet criteria ...
I) The key factor in the amount of water delivered is Jupiter's eccentricity. II) Dynamics of Jupiter is affected by the eccentric orbit of the stellar companion ...
'The distance scale path has been a long and tortuous one, but with the imminent ... http://burro.astr.cwru.edu/Academics/Astr222/Galaxies/Elliptical/kinematics .html ...
Title: Asterosismologia: Introduzione Subject: Corso di Dottorato per Asterosismologia Author: Riccardo Claudi Description: Il corso di 16 ore Last modified by
Mechanical stability of spectrographs need measurement series of parts per ... 16' telescope and fiber-optic spectrograph (Tom Kaye et al., www.spectrashift.com) ...
mom and chemicals. Ex. HD 171488 (G0, 30 Myr) W~ 20 Wsol (Strassmeier et al 2003) ... black dots v in i 12 km/s. open dots v sin i 12 km/s. v sin i measurements ...
The big problem in cosmology is ... Radioactive dating of stars showed that no stars were formed earlier than 200, ... The Missing Mass and Dark Matter ...
Getting Started with Kepler Kepler Science & Guest Observer Offices Steve Bryson Douglas Caldwell Jessie Christiansen Michael Fanelli Michael Haas Jon Jenkins
Searching for Open Cluster Variable Stars Using Short Duration ... J. A&A, 2, 2002; Sandquist and Shetrone, AJ, 125, 2002; van den Berg, A&A, 382, 2002) ...
Title: Conventions Document Issue 3.0 Author: Mitarbeiter Last modified by: Axel M. Quetz Created Date: 1/19/2004 11:18:58 AM Document presentation format
Title: Prezentacja programu PowerPoint Author: Krystyna Wosinska Last modified by: Krystyna Wosi ska Created Date: 11/28/2004 8:37:45 AM Document presentation format