Home Up

 

Site Directory

Astro-tom.com Home Page

Projects

bulletEasy to Make Binocular Mount
bulletBuilding a Dobsonian Telescope
bullet

Obsession Improvements

bullet

Making your own Ramps

bullet

Club Star Party sign

bullet

Big Dob Improvements

bullet

Container for truss tubes

Astronomy Web Links Page

Beginning

bulletOnline Amateur Astronomy Courses

Getting Started

bulletAsteroid Belt
bulletAstronomy Essentials
bulletAstronomical Distances
bulletComets
bulletCraters
bulletConstellations
bulletEarth
bulletEclipses
bulletIridium Flares
bulletJupiter
bulletMars
bulletMeteors
bulletMercury
bulletMicrosatellites
bulletMoon
bulletMeasuring the distance between the Earth and Sun
bulletMythology
bulletNeptune
bulletObserving Stars vs Planets
bulletOrbits and Phases of the Moon and Planets
bulletOur Solar System
bulletPhases
bulletPlanet Classification
bulletPlanetary Rings
bulletPluto
bulletSatellites
bulletSaturn
bulletStars vs. Planets
bulletUranus
bulletUsing a Planisphere
bulletUse of a Planisphere
bulletUsing Both Eyes
bulletVenus
bulletWhat to Look At
bulletWords to Know

 

bulletOnline Astronomy Classes
 

Telescopes

bulletBuying Telescopes
bulletBeginner's Advice
bulletEyepieces
bulletMagnification Guide
bulletAstronomical 'Seeing' Scale
bulletAligning Finder Scopes
bulletEasy Two Star Rough Polar Alignment
bulletCollimating  Newtonian and Schmidt Cassegrain Telescopes
bulletComplete Instructions for Building a Dobsonian Telescope
bulletTransporting Telescopes

Advanced

Online Astronomy Classes

The Orion Nebula

Time

bulletEyepiece Specifications
bulletFilters
bulletSidereal Time
bulletUniversal Time
bulletCalendars

Technical Data

bulletAlien Life (The Drake Equation)
bulletCelestial Coordinates
bulletElliptical Orbits (Kepler's Three Laws)
bulletEyepiece Specifications
bulletFiles to Download
bulletFilters
bulletInverse Square Law
bulletCelestial Coordinate System
bulletThe Stellar Magnitude Scale
bulletManufacturer List
bulletNearest Stars (Distances, location, etc.)
bulletPrecession
bulletPronunciation Guide
bulletUseful Formulas
bulletUsing Maps at the Telescope
bulletWhy orbits are elliptical

 

bulletSuggested Books

 

Tips and Advice

bullet

Polar Alignment - Rough, Accurate, and Precision Methods for Photography

bullet

Dewing

bullet

1x Finder Scopes

bullet

Star Party Answers

bullet

Cleaning Optics

bullet

e-Mail Answers

bullet

Star Party Tips

bullet

Star Party Etiquette

bullet

Star Party Answers

Messier Marathon

bullet

Tips on Participating in a Messier Marathon

bullet

Marathon Observing Order

bullet

Messier Object Maps

bullet

Messier Object Images

bullet

Messier Software for free download

bullet

Deep Sky Observing Tips

bullet

Virgo Cluster Observing Tips

Dictionaries

bulletBasic Dictionary
bulletAdvanced  Dictionary

Biographies

bullet

Edward Emerson Barnard

bullet

Johann Bode

bullet

Tycho Brahe

bullet

Copernicus

bullet

Galileo Galilei

bullet

George Ellory Hale

bulletGeorge E. Hale
bulletFriedrich Wilhelm Herschel, better known as Sir William Herschel
bullet

Sir William Herschel

bullet

Caroline Herschel, 

bulletEdwin Hubble
bulletJohannes Kepler
bulletHenrietta Leavitt
bullet Maria Mitchell
bulletGiuseppe Piazzi
bulletEdward Charles Pickering
bulletEdward Charles Pickering- 2
bulletClaudius Ptolemly (Claudius Ptolemaeus, Ptolomaeus, Klaudios Ptolemaios, Ptolemeus) Ptolemy Biography 1
bulletPtolemy Biography 2
bulletHarlow Shapely
bulletCharles T. Yerkes
bulletCharles Tyson Yerkes

 

Spreadsheets for Download

These require Microsoft Excel to read.

General Information

bulletTelescope.xls 
bulletTraksat.xls 
bulletObsrvtry.xls 
bulletOcular.xls 
bulletPlanets.xls 
bulletStars.xls 

Observing Lists

bulletBrightStars.xls 
bulletNext100.xls 
bulletMessier.xls 
bulletMessier_plus.xls 
bulletBest-NGC.xls 
bulletNebula.xls 
bulletHersch.xls 
bulletHerschel_400_tirion.zip

Programs / Databases

These require Microsoft Windows 95 or later to run.

bulletAclock.zip 
bulletGalsat51.zip
bulletGalaxy. zip 
bulletMoonphas.zip 
bulletNewt25.zip 
bulletTUMOL 

Utilities

bulletPkzip204g.exe 

 

Images

bulletMoon (Detailed Lunar Map)
bulletPlanets (Images and Physical Properties)
bulletDeep Sky
bulletMessier Objects

Antelope Valley Astronomy Club (AVAC)

bulletOnline Amateur Astronomy Courses
bulletObserving/Events
bulletObserving Groups
bulletClub Documents
bulletAstronomy Club Operations Manual
bulletAstronomy Club Constitution and By-laws

Presentations

bullet"Your New Telescope"
bullet"Surveying the Milky Way"
bullet"Astronomical Tools"
bullet"Astronomy Essentials"

 

Change History

 

AVAC Pamphlets Online

bulletGetting Started in Astronomy
bullet Telescopes
Astronomical Distances
bulletCraters on the Moon
bullet Eclipses
bulletQuick Telescope Polar Alignment
bulletTwo Star Polar Alignment
bulletIridium Flares
bulletThe Sun, Our Nearest Star
bulletClub Information Tri-fold

Site Awards & Misc

bulletAbout astro-tom
bulletImprovements to my Obsession

 

 

11/2011