'Magnitude star' presentation slideshows

AAVSO Citizen Sky DSLR Photometry Workshop

AAVSO Citizen Sky DSLR Photometry Workshop. 07 August 2009 Presented by Hopkins Phoenix Observatory. Introduction. Many people wish they could contribute something of scientific value to astronomy. The Epsilon Aurigae Project may be just the ticket.

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Astronomy and Space Science II

Astronomy and Space Science II. Dr. Hoi-Fung Chau and Dr. Alex Tat-Sang Choy Jointly Organized by Hong Kong Space Museum HKU Physics Department Co-organized by CDI of EDB. Stars and the Universe. Stellar magnitude, luminosity Light pollution

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Light from Stars cont.... Motion of stars

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Chapter 14 Surveying the Stars

Chapter 14 Surveying the Stars. Luminosity and Apparent Brightness. Luminosity - the measurement of the rate at which energy is outputted from a star. This could also be called the power output of the sun. Where: (Stefan-Boltzmann constant) = The surface area of the star with a radius

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Chapter 3

Chapter 3. Stars: Radiation. ? Nick Devereux 2006. Revised 2007. Blackbody Radiation. ? Nick Devereux 2006. The Sun (and other Stars) radiate like Blackbodies. ? Nick Devereux 2006. The Planck Function. I ? = 2 h ? 3 W m -2 Hz -1 sterad -1 c 2 (e h ? / kT - 1). Where.

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STARS, GALAXIES, AND SPACE EXPLORATIONS

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28-1 A Closer Look at Light

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Classification of Stars By Luminosity

Classification of Stars By Luminosity. Apparent Magnitude. Hipparchus of Rhodes (aound 160 BC) Developed a system to compare the apparent brightness of stars in the sky with which he recorded the relative brightness of the stars in a catalogue listing 850 stars.

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P CYGni

P CYGni. Avery Luna. P Cygni. P Cygni is about 6300 light years away. This star is roughly 76 times as big as the sun. P CYGNI. P Cygni is buried deep into our Milky Way. It 6000 light years away. In year 1600 it flared to third magnitude. ENJOY. Fun Facts.

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Space News Update - June 3, 2014 -

Space News Update - June 3, 2014 -. In the News Story 1: NASA's TRMM and Aqua Satellites Peer into Tropical Storm Amanda Story 2: NASA's Dark Energy Hunt Combines Powerful New Tools and 2 Missions Story 3: The Battle Against What Spaceflight Does To Your Health Departments

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Space News Update - June 14, 2013 -

Space News Update - June 14, 2013 -. In the News Story 1: NASA's Webb Telescope's Last Backbone Component Completed Story 2: Black Hole Discovery Explains Decades Of Observations Story 3: Shenzhou 10 docks with Chinese Space Lab in Orbit Departments The Night Sky

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Space News Update - April 29, 2014 -

Space News Update - April 29, 2014 -. In the News Story 1: Curiosity Reaches Out to Scrutinize Next Martian Drill Target at Mount Remarkable Story 2: What Steps Are Needed To Find More Earths? Story 3: NASA Seeks External Concepts for Mission to Oceanic Jovian Moon Departments

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Space News Update September 30, 2011 -

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Space News Update - May 11, 2012 -

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Astronomical Telescopes II:

Magnitude Scale and Light Gathering Power. Astronomical Telescopes II:. Light Gathering Power. LGP ~ D 2 This comes from: LGP = Area = 4 ? R 2 R=D/2 R 2 = D 2 /4 LGP = 4 ? D 2 /4 = ? D 2 To compare the LGP of two telescopes: LGP 1 /LGP 2 = (D 1 /D 2 ) 2. Compared to human eye :

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Space News Update - July 29, 2014 -

Space News Update - July 29, 2014 -. In the News Story 1: Extension Granted for NASA's Spitzer Infrared Telescope Story 2: Cassini Spacecraft Reveals 101 Geysers and More on Icy Saturn Moon Story 3: Rough Road Ahead: Rocky Mars Terrain Challenges Curiosity Rover Departments

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P CYGni

P CYGni. Avery Luna. P Cygni. P Cygni is about 6300 light years away. This star is roughly 76 times as big as the sun. P CYGNI. This star is buried deep into our Milky Way. It 6000 light years away. In year 1600 it flared to third magnitude. ENJOY. Fun Facts.

220 views • 9 slides