John Griffiths Astro Pages

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page 3 of 4

John Griffiths Astro Pages

Website navigation tip:   On any page click on the Vulture image, top right, to go back one level

Other Astronomy

Courses

John Griffiths Astro Pages

Website navigation tip:   On any page click on the Vulture image, top right, to go back one level

Other Astronomy

Courses

John Griffiths Astro Pages

Website navigation tip:   On any page click on the Vulture image, top right, to go back one level

Other Astronomy

Courses

Week 2 (8th March 2010 )

 

· Optical instruments

 

· Binoculars

 

· Telescopes

 

· Importance of the objective – lens or mirror

 

· Refractors (lens telescopes) and reflectors (mirror)

 

· Practical issues and problems in setting up and using both types

 

· Magnification and how to calculate

 

· Best magnifications to use – more next week

 

· The Celestial Sphere

 

· Positions of stars in the sky – Right Ascension and Declination (RA and Dec)

 

· March and April 2010 sky events – copy of pages from Astro Calendar 2009-2010

 

· Have a look at the excellent set of web pages on the Telescopehouse.com site on how to choose a telescope

 

 

 

Week 3 (15th March 2010 )

 

· Telescopes – pros and cons of refractors and reflectors

 

 

 

 

 

 

John Griffiths Astro Pages

Website navigation tip:   On any page click on the Vulture image, top right, to go back one level

Other Astronomy

Courses

John Griffiths Astro Pages

Website navigation tip:   On any page click on the Vulture image, top right, to go back one level

Other Astronomy

Courses

What’s happening

in the sky

Contact details & Short CV

Home

GCSE

Astronomy

Other Astronomy

Courses

Summer

Schools

The Moon

2010

Photo

Gallery

Student Calendar

· Observing session – setting up and using telescopes

 

· Observing session – Orion Nebula and Saturn

 

· Astronomy events sheets for May and June 2010 handouts

 

· The Moon – an introduction

 

Some useful web sites

 

· Choosing a telescope  - pros and cons of both main types (and also catadioptrics)

 

· Saturn at opposition – 22 March 2010

 

· Saturn at opposition – 22 March 2010

 

· John’s Moon pages – useful data on phases and distances to the moon and more

 

· Good Moon pages on Nineplanets.org

 

· Lunar world record image

 

 

 

Week 4 (22nd March 2010 )

 

· The sky tonight

 

· Major constellations coming up in next few months…

 

· and how to find your way around them

Practical Astronomy (PA) Adult Education College Bexley

Spring 2010