Title: PowerPoint Presentation Last modified by: Pierre Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show (4:3) Other titles
Bowling Green State University. Variable Stars 2004, BGSU, April 3. Et al... Brad Boswell ... m-M = 5 log d - 5 Av. Reddening maps iffy near Galactic Plane. ...
... Pulsating Cepheid, RR Lyrae Stars Apparent Magnitude (m) vs. T(d) Shape and Constituents of the Galaxy Most of the matter in the Galaxy is not visible ...
Basic Properties of RR Lyrae Stars. The Oosterhoff Dichotomy. NGC ... RRab Fundamental Mode. RRc First Overtone. De Lee April 2004. Michigan State University ...
The American Association of Variable Star Observers has a database of over 10.5 ... Three classes of light-curves. Eclipsed binaries. Cepheids. RR Lyrae ...
Power Rangers. Weekend to Kerynia. Our Idea. Visit Kerynia for a weekend before the ... Alexis Lyras will help us arrange the meeting and the buses ...
Galileo, Hershel, Kapteyn and others. The idea of spiral nebulae as. island universes (Kant) ... Kant (= useful philosophy?) Through the 18th-century ...
Along with Sagittarius , it is the only dSph known to host globular clusters. ... possess mean characteristics intermediate between the two Oosterhoff groups ...
... (1) Courbes de rotation ... & PN SBF SNe Type 1a H0 Pop I Pop II Relation Faber-Jackson L ~ s4 Semblable la relation de Tully-Fisher Elliptiques ...
Periods of tens of minutes to 0.3 days. From pre- to post ... Percy et al. (1980), Rodriguez et al. (1995), Breger & Pamyatnykh (1998)... It's NOT evolution! ...
Symbiotic Stars - Semiperiodic nova-like outbursts of up to three magnitudes. R Coronae Borealis - Go into outburst by fading and then return to maximum brightness ...
... variables in the isolated dwarf galaxies Tucana & LGS3. Edouard Bernard ... Not affected by gravitationally dominant galaxies, the Milky Way & M31 (Kravtsov ...
Rachel Matson. Extragalactic Distance Presentation. 11/29/07. Limited by size ... If the speed of the individual star was known to be v, then it is better by a ...
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
Hubble settled the debate by measuring the large distances to other galaxies using the bright Cepheid stars Period-Luminosity Relation: Pulsating Cepheid, ...
Depois Antes Supernova 1987A 187 000 al Rela o entre a magnitude aparente e a velocidade de rota o de uma GAL XIA http://redlance.singingtree.com/~hubble ...
Discovered by W. Fleming 13 July 1899 on a multiple exposure plate ... The Physical Universe, An Introduction to Astronomy, University Science Books ...
The Big Picture. Both NGC 6388 and 6441 represent deviations from the ... 8 day RRLs do exist in bulge fields and one of the .8 day RRabs may be a cepheid. ...
Musicos S minaire Astroqueyras / Meudon 29-30 Mai 2004 Olivier Thizy Informations MUlti SItes COntinuous Spectroscopy Construit au d but des ann es 1990 Double ...
Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode
Usually, the star is observed from two points in the Earth's orbit 6 months apart. ... that this was a galaxy like our own (Herschel had called them 'island universes' ...
Title: The Milky Way Author: Markus Boettcher Last modified by: roberts Created Date: 2/23/2003 4:28:17 AM Document presentation format: On-screen Show
Antonia Caetana de Paiva Pereira Maury born March 21, 1866 to Reverand Mytton ... 'Generally her heels [in her worsted stockings] were always showing through. ...
halo: no gas or dust; old stars; red; fewer metals ... halo: random orbits. speeds comparable to disk's rotation at that radius, but in any direction ...
Finding the center of the galaxy ... only infrared and radio can penetrate dust (see COBE photo of galaxy in infrared) ... Our galaxy has 4 major spiral arms. ...
mostly in-plane emission. cool atoms emit at infrared; microwaves give evidence ... the rosette nebula is red because of the Balmer a line. Milky Way Facts ...
HALO FIRST ... DISK LAST. Formation. Star Motions. Andromeda Galaxy. Spiral Arms ... see the movie! Answer? 1 million Msun. 0.02 AU = 4 Rsun. SUPERMASSIVE ...
The Seasons (4) ... 2. How would the seasons be different if Earth were inclined 90 instead of 23.5 ... e. Antarctica does not have seasons. Quiz Questions ...
'isochrone ... Best library of isochrones recommended to calculate cluster distances, ages ... In some cases isochrone fitting fails to give unique result ...