Observing the Variable Star Algol
Observing the Variable Star Algol - Arkansas Sky Observatories
You obviously do not need an AutoStar to find Algol, nor to find out when it is a minimum (about 3.5 magnitude). Indeed, you can compute it yourself, because ...
Observing Basics: How to observe variable stars
To estimate the changing brightness of a variable star, such as Algol (Beta [β] Persei), it's best to directly compare it to other nearby stars of known ...
How to observe variable stars - BBC Sky at Night Magazine
In contrast, Algol varies in brightness due to its companion passing in front of and behind the star, which makes it an eclipsing binary system.
How to Observe Variable Stars | High Point Scientific
Variable stars have long been recorded in the night sky, ranging as far back as possibly some 3000 years ago when the bright star, Algol, ...
Guide to Algol (Beta Persei) - Variable Star Section
Guide to Algol (Beta Persei) ; Period of variation, 2.867 days (Approx 2 days 21 hours) ; Frequency of observation, Every 30 minutes during an eclipse ; Observe ...
Variable star Algol, the "Demon Star"
The star Algol is one of the most famous variable stars in the sky. Its variability earned it the nickname of the "Demon Star." The image at left was taken ...
Meet Algol, the Demon Star - Sky & Telescope
Algol is a terrific example of an eclipsing binary variable star. ... Find more observing tips for Algol here. Algol is far enough north in ...
Algol variables - Stargazers Lounge
Observing · Observing and Imaging Double and Variable Stars; Algol variables. Facebook · Twitter · Youtube. Algol variables. IB20. By IB20 May ...
The Minima of Algol - Sky & Telescope
News Observing Tools ... The star Algol (β Persei) was the first eclipsing variable star ever discovered, and it's still the most famous one.
1. Observing Variable Stars - Investigating Astronomy
For thousands of years, only a very few stars were recognized to vary in time—unusual stars with unusual names like Mira the Wonderful, or Algol the Demon star.
Algol the Demon Star … but why is it called that? - EarthSky
Why did the early stargazers associate the star Algol with the Goron Medusa? It seems the ancients might have associated this star's variable ...
Variable Star Observing Program - Astronomical League
Counts as 10 of your 100 observations. 3. Optional. Recommended for beginners. Binary – Observe Algol (B Persei), B Lyrae, or another binary through an eclipse ...
Algol, January 1999 Variable Star Of The Month - Astronomy in Hawaii
Variable Star Of The Month. January, 1999: Beta Persei (Algol). Every month we will feature a special variable star in the AAVSO observing program. BETA ...
How to plot Algol chart for photometry - aavso
... Variable Star Plotter to produce a useful chart for observing Algol. ... observe Algol with bright comparison stars. That's the best option ...
In the lesson, you learned about different types of variable stars. use ...
One variable star that can be easily observed is Algol, also known as Beta Persei. Algol is located in the constellation Perseus (upper right), which is ...
Algol | Variable, Binary, Binary System - Britannica
... star eclipses the fainter one. (more). variable star, any star whose observed light varies notably in intensity. The changes in brightness may be periodic ...
This Month in Astronomical History
Ybarra of Bridgewater College focuses on Algol — the well-known variable star that changes every 2.867 days. ... observing variable stars from a ...
Four years later, John and Edward decided to do collaborative research on the observations of stars which are variable or are perceived to be so. The first star ...
Algol - β Persei (beta Persei) - Star in Perseus | TheSkyLive.com
Algol, also designated as β Persei, is a variable and multiple main-sequence star of magnitude 2.12 in the constellation of Perseus.
Mobile Astronomy: Watch the 'Demon Star' Change in Brightness in ...
... variable star Algol with mobile astronomy ... Once you have mastered observing Algol, you can try for other, more challenging variable stars.
BH Virginis
StarBH Virginis is a binary star system in the equatorial constellation of Virgo. With a typical apparent visual magnitude of 9.6, it is too faint to be visible to the naked eye.