[DOC] [TLE] Glossary of Astronomy Terms - Astronomy Reference Guide on Sea ... [PAR] The point of greatest separation of two stars, such as in a binary star system. ... A 
type of volcanic crater that is extremely large, usually formed by the collapse of a 
... A ring-shaped circumstellar disk of dust and debris in orbit around a star. ..... An 
event that occurs when one celestial body conceals or obscures another. [DOC] [TLE] Astronomical Phenomena - Stellarium Wiki [PAR] Nov 9, 2014 ... 2.5 Spectral Type & Luminosity Class; 2.6 Variables ... Such associations are 
known a multiple star systems  binary systems being the most ... Sometimes 
multiple stars orbit one-another in a way that means one will periodically eclipse 
the other. ..... Total The Moon completely obscures the Sun's surface. [DOC] [TLE] Binary star - Wikipedia [PAR] A binary star is a star system consisting of two stars orbiting around their common 
barycenter. .... John Tobin and his team found that there are two types of binary 
star system .... If one of the stars is larger than the other, one will be obscured by 
a total eclipse while the other will be obscured by an ..... The Astronomical 
Journal. [DOC] [TLE] Eclipse - Wikipedia [PAR] An eclipse is an astronomical event that occurs when an astronomical object is 
temporarily obscured, either by passing into the shadow of another body or by 
having another body pass between it and the viewer. An eclipse is a type of 
syzygy. ... A binary star system can also produce eclipses if the plane of the orbit 
of its... [DOC] [TLE] Perseus (constellation) - Wikipedia [PAR] Perseus, named after the Greek mythological hero Perseus, is a constellation in 
the northern sky. It is one of the 48 listed by the 2nd-century astronomer Ptolemy, 
and among the 88 modern constellations defined by the International 
Astronomical Union (IAU). It is located in the northern celestial hemisphere near 
several other ... Other notable star systems in Perseus include X Persei, a binary 
system... [DOC] [TLE] AST 101: Homework Solutions [PAR] No, there is one star in our solar system and galaxies contain millions to trillions 
.... Declination and right ascension are how we locate objects in the celestial 
sphere. .... In a bound orbit. an object goes around another object (e.g. our Earth 
and the ..... A star's spectral type is determined by the spectral lines present in the 
star... [DOC] [TLE] Star Classification - Zoom Astronomy - Enchanted Learning [PAR] The Sun is a as a G2V type star, a yellow dwarf and a main sequence star. ... that 
plots stars color (spectral type or surface temperature) vs. its luminosity (intrinsic 
.... Polaris (the pole star of the Northern Hemisphere of Earth) is part of a binary 
star system. ... is due to the stars periodically obscuring or enhancing one 
another. [DOC] [TLE] Stellar Evolution | aavso.org [PAR] May 6, 2010 ... One of the key concepts in astronomy is that stars change over time ... You can 
sometimes measure the mass if the star is in a binary system, using the ... plot the 
brightnesses of individual stars versus their spectral type or color on a ..... Since 
one star obscures the other, we can try to map the shape and size... [DOC] [TLE] Stars [PAR] One of the most obvious differences is that they have different brightnesses. ... 
Astronomers assigned these numbers to a bunch of stars and eventually got the 
... If you remember the history of astronomy stuff, parallax is the shifting location of 
..... that uses some rather obscure spectral types, and this is OBAFGKMRNS. 
Again... [DOC] [TLE] Eclipses [PAR] An eclipse is the complete or partial obscuring of a celestial body by another 
other. ... or Mercury across the Sun's disk, and eclipses of binary stars are of this 
kind. .... double-star systems consisting of two stellar bodies that revolve around 
one... [DOC] [TLE] Wanted: Observers For Rare Astronomical Event! - Universe Today [PAR] At first it was suspected of being an R Coronae Borealis type star. ... helpful to 
astronomers in determining stellar masses, sizes, temperatures

Question: In the stellar type of this celestial event, one star in a binary system obscures the other
Answer: Eclipse