Home Up Site Statistics

 

Site Statistics

astro-tom.com Change History

Blueshift:
bulletJune  29, 2013 - Mt. Pinos Page Updated. [173075]

Redshift:

bulletJuly 3, 2012 - Changed. [164087]
bulletJune 16, 2012 - Updated links. [163731]
bulletNovember 26, 2011 - Updated overall site, Updated all info on Pluto. [127616]
bulletJune 19, 2010 - Updated home page, added article about RTMC 2010, deleted 2008 Photo Contest pages. [127616]
bulletDecember 05, 2009 - Validated all links, updated Build Your Own Telescope page. Reworked banners. [118666]
bulletDecember 19, 2008 - Added Photo Contest pictures to Deep Sky page. [108349]
bulletNovember 26, 2008 - Added separate "Ask Astro-Tom" page. [106765]November 26, 2008 - Added separate "Ask Astro-Tom" page. [106765]
bulletOctober 26, 2008 - Added "Ask Astro-Tom to home page, ended Photo Contest. [104918]
bulletJune 14, 2008 - Reworked podcast info, updated home page, added time zone article. [98005]
bulletMay 27, 2008 - Added RTMC 2008 info and pictures. [97127]
bulletMay 8, 2008 - Updated the home page information, updated links. [96145]
bulletNovember 16, 2007 - Updated Links, added extensively to Photo Contest page, and updated Home.  [84814]
bulletAugust 24, 2007 - Updated About Astro-Tom Page.  [80135]
bulletJuly 17, 2007 - Updated Barker astrophotos - they hadn't taken three of the shots .  Please contact astro-tom.com if you sent me these shots.  [78454]
bulletJune 25, 2007 - Updated astrophotos.  [77802]
bulletJune 6, 2007 - Added the 2007 RTMC page, updated astrophotos.  [76705]
bulletMarch 6, 2007 - Updated "Intro to Astronomy" classes Part III and Part IV, updated Photo contest pictures.  [71652]
bulletFebruary 10, 2007 - Added links. Updated home page. Update Photo contest pictures.  [70032]
bulletDecember 31, 2006 - Photo Contest additions  [67094]
bulletNovember 17, 2006 - updated home page.  [64002]
bulletOctober 1, 2006 - Added new binomount pictures and added news on the home page.  [60668]
bulletSeptember 9, 2006 - Updated home page, photo contest pages.  [59255]
bulletAugust 26, 2006 - Updated home page.  [58517]
bulletJuly 29, 2006 - Updated information regarding Astronomical Distances, fixed Red Rock Canyon Sky Clock, Updated home page news and added info regarding the latest Astronomical League observing clubs.  [57096]
bulletJune 11, 2006 - Added new home page links and added RTMC 2006 page.  [55018]
bulletMay 3, 2006 - Added new photo contest Star Trails category page with most recent astrophotography contest submittals.  [52565]
bulletMarch 26, 2006 - Updated Home Page.  [49946]
bulletMarch 12, 2006 - Updated Astro Links page and Home page.  [48759]
bulletJanuary 19, 2006 - Updated Astro Links page.  [45174]
bulletJanuary 15, 2006 - Re-worked arrangement of Home page, added hover buttons to simplify page.  [44760]
bulletDecember 30, 2005 - Updated Bino-mount information from Rick Miseroy, re-worked arrangement of Home page weather and Clear Sky Clocks..  [43283]
bulletDecember 23, 2005 - Added latest Astrophoto entry.  [42857]
bulletNovember 13, 2005 - Added latest Astrophoto entries, added to information on how to make 3D photos.  Also revised Product Reviews, and added Star Party Advice.  [39567]
bulletOctober 8, 2005 - Added information about LPR FIlters, added a presentation about Extrasolar Planet Detection, and did a broken link check. [36967]
bulletSeptember 26, 2005 - Added Tips and Tricks comment to add Lunar Phases to your Outlook Calendar. [36169]
bulletAugust 21, 2005 - Added homepage News section and links to sites with Podcast shows about astronomy. [34179]
bulletMay 30, 2005 - Able to modify site once more - I am moving the entire site to a new host server so update problems will be cured. [30544]
bulletFebruary 11, 2005 - Added 3D Mars photos from Spirit Rover and reorganized the Home Page again in search of the easiest to use interface. [25450]
bulletJanuary 30, 2005 - Updated all home page with weather information. [24505]
bulletJanuary 15, 2005 - Updated all member information, added new spider index words to home page. [23533]
bulletJanuary 5, 2005 - Added information about travels. [23092]
bulletDecember 9, 2004 - Added Photography contest and New Challenge.  Corrected space problem on home page, reassigned order to search parameters. [21992]
bulletOctober 26, 2004 - After getting the system converted over to higher speed servers, I finally can edit the site once again and add updates.  Thanks for your patience!  Added article on Why There are 24 hours in a Day. [19868]
bulletJuly 17, 2004 - Added latest Cassini photos. [16109]
bulletJuly 3, 2004 - Added latest Cassini photos after orbital capture and fixed file naming for images. [15659]
bulletJune 13, 2004 - Added additional Phoebe encounter pics, link to site for binocular users. [15144]
bulletJune 6, 2004 - Added Cassini info and MER data to home page. [14859]
bulletMay 30, 2004 - Changed Home page to reflect post RTMC info and added a "RTMC 2004 Highlights" page. [14630]
bulletMay 22, 2004 - Added additional Sky Clocks for Red Rock Canyon State Park, and Mt. Pinos for ease of reference.Cassini-Huygens information, reformatted main page. [14437]
bulletMay 1, 2004 - Added Cassini-Huygens information, reformatted main page. [13700]
bulletApril 9, 2004 - Added True field of view calculation. [13062]
bulletApril 4, 2004 - Reworked Main Menu page, added Telguide product review, added 3D Mars pictures processes from MER imagery, updated searches. [12913]
bulletMarch  12, 2004 - Added section about Why the site exists, updated Recent Searches. [12274]
bulletJanuary 31, 2004 - Updated Mars MER information to reflect raw image locations.  Updated AVAC Weblink and Tom Varden's Astrophotography graphic. [11096]
bulletJanuary 18, 2004 - Updated site maps to Crystalaire Country Club.  Added a Solar Observation Project worksheet in .pdf file format. [10714]
bulletJanuary 15, 2004 - Updated Mars Exploration Rover site link, added product review on cold weather gear and updated Site statistics. [10612]
bulletJanuary 07, 2004 - Site header changed, added links to tommysdiablo7.  Updated AVAC information. [10241]
bulletDecember 19, 2003 - Added How to Buy a Telescope. [9759]
bulletDecember 7, 2003 - Added Telguide by ActonAstro comments, finally got header problem fixed by converting entire web to a server-based web.  Eliminated the astro-tom.com User Poll because of FrontPage Server Extension conflicts with Post Method. [9479]
bulletNovember 30, 2003 -  Explanation of setting circles linked in.  [9240]
bulletNovember 16, 2003 -  Working the top banner problem and an idea for an explanation of setting circles (Coming soon).  [8852]
bulletNovember 11, 2003 -  Added a new presentation titled, "The Life of Stars" to assist Elementary Schools who are studying stars. Still working the top  banner problem.  [8707]
bullet

October 27, 2003 -  Another Correction to formula on Earth-Sun Distance page (thanks to Pete Suknaich!!).  [8329]

bulletOctober 19, 2003 -  Changed the format of the Home page, linked up all frequent searches.  [8105]
bulletOctober 14, 2003 -  modified the astro-tom.com chat room page. [7995]
bulletOctober 8, 2003 -  modified the astro-tom.com chat room page. [7868]
bulletOctober 1, 2003 -  Added the first astro-tom.com chat room software script.  Updated the Home Page.  [7663]
bulletSeptember 28, 2003 -  Correction to formula on Earth-Sun Distance page (thanks to Pete Suknaich!!)  Added Mars Handout download and updated all other AVAC Handout sheets.  [7568]
bulletSeptember 21, 2003 -  Checked and fixed all hyperlinks.  [7406]
bulletSeptember 12, 2003 -  Added an HTML page for the Herschel 400 for people tackling this observation project.  [7264]
bulletSeptember 8, 2003 -  Updated Mars info and added more of Tom Varden's astrophotos.  [7153]
bulletAugust 26, 2003 -  Updated all links.  [6770]
bulletAugust 19, 2003 -  Created new Planetary Rings page.  New Astrophotography link to Tom Varden's website.  [6609]
bulletAugust 17, 2003 -  Updated the Mars page with a Mars Map and advanced online Mars map links.  [6567]
bulletAugust 9, 2003 -  Added amateur astronomy humor page.  [6442]
bulletAugust 3, 2003 -  Extensive update to Info on Mars. [6337]
bulletJuly 26, 2003 -  What to do with an old reflector telescope, Info on Mars. [6206]
bulletJuly 24, 2003 -  Asked for feedback on site and request for pictures about member's projects. [6124]
bulletJune 18, 2003 -  Corrected problem with Parts I and IV of online classes.  Checked pictures in RTMC article. [5618]
bulletJune 6, 2003 -  Added new topics in response to recent site search requests including Biographies of famous astronomers, added really funny Ten Commandments of Amateur Astronomy. [5420]
bulletMay 27, 2003 -  Added new Star Party Answer. [5210]
bulletMay 26, 2003 -  Added new RTMC Astronomy Expo 2003 report page, reworked AVAC Events page to decrease load time. [5196]
bulletMay 22, 2003 -  Updated home page with latest info, adjusted technical content to reflect latest astronomical info.  Updated site statistics and Site Directory. [5146]
bulletMay 11, 2003 -  Completely deleted site on server, reloaded complete site, reworked counter file.  [4950]
bulletMay 4, 2003 -  Working to solve FrontPage server extension graphics issue resulting in top banner text and button text not appearing.  [4830]
bulletMay 3, 2003 -  Graphics in banners fixed, site partially reloaded from master.  [4791]
bulletApril 25, 2003 -  Updated Ramps project page.  [4669]
bulletApril 12, 2003 -  Updated AVAC Calendar page, and the Projects page.  Added Site Statistics graph page.  [4444]
bulletApril 10, 2003 -  Updated AVAC Calendar page, AVAC Page and Home page.  Checked search items against subjects already covered in the site. [4414]
bulletApril 5, 2003 -  Added new pages for telescope projects including making ramps, Star Party signs, and a container for truss tubes. Reworked the Projects section. [4321]
bulletApril 1, 2003 -  Added new Messier Marathon report. [4232]
bulletMarch 28, 2003 -  Added new directions to the AVAC King's Canyon Observing Site, added bookmarks and navigation aids to page.  AVAC Calendar updated. [4150]
bulletMarch 22, 2003 -  Added extensive Tips on Observing the Virgo Cluster. [4039]
bulletMarch 15, 2003 -  Updated the About astro-tom.com page, detailed report on John Dobson's talk to the AVAC added. [3960]
bulletMarch 13, 2003 -  Updated astronomy poll. [3930]
bulletMarch 9, 2003 -  Feedback from users on Messier area received and incorporated (Thank you!)  Latest search results were input throughout the site, as appropriate. [3870]
bulletFebruary 28, 2003 -  Resized home.htm tables.  Will now display better on all browsers.  Found error in table width at 109%, changed to 90% throughout page. [3698]
bulletFebruary 23, 2003 -  Reworked hyperlinks and deleted broken links. [3595]
bulletFebruary 20, 2003 -  New Files to Download and links into the Messier section. [3571]
bulletFebruary 18, 2003 -  Extensive new Messier Object section online. [3502]
bulletFebruary 8, 2003 -  Downloads for Amateur Astronomy classes, extensive listing of personal astronomy webpages added.  New page on the contellations and mythology added.  Revised the home page, updated search capabilities, updated keyword list. [3330]
bulletFebruary 03, 2003 -  Intermediate amateur astronomer class information added.  [3230]
bulletJanuary 29, 2003 -  Biographies for Ptolemy added.  [3165]
bulletJanuary 26, 2003 -  Updated class #2 and updated astro-tom User Poll Information.  [3057]
bulletJanuary 18, 2003 -  Added information for a free Excel reader to Files for Download page, added website link for astro-tom.com member. Changed Noble Jewelry Co picture on home page.  [2926]
bulletJanuary 12, 2003 -  Added a detailed explanation on how manual setting circles and the celestial coordinate system work.  Updated links.  [2830]
bulletDecember 29, 2002 -  Added downloadable document on Filters to the AVAC Documents section.  [2623]
bulletDecember 28, 2002 -  New astro-tom.com User's Poll created, extensive rework to AVAC Documents section with all new downloads.  [2610]
bulletDecember 23, 2002 -  Found and fixed problem with download files and programs. Created new section Files to Download and linked downloadable reference files through this page.  [2545]
bulletDecember 22, 2002 -  The Leonids Meteor Shower write up with count data has been posted.  Updated home page with links and change information.  Also included e-mail address for contact info.  [2527]
bulletDecember 20, 2002 -  Updated 2003 AVAC Calendar.  [2503]
bulletDecember 5, 2002 -  Updated AVAC Calendar and the information on the AACAA.  Updated links.  [2326]
bulletNovember 22, 2002 -  Updated AVAC Calendar for planned 2003 activities.  [2190]
bulletNovember 17, 2002 -  Added information on the proposed AACAA Conference facilities at George Lane Park, including several photos of the site and comments about services available.  [2045]
bulletNovember 16, 2002 -  Added information on the AACAA Conference and a link to the Clear Sky Clock for Saddleback Butte State Park.  [2020]
bulletNovember 5, 2002 -  Added report on November's AVAC Star Party, Added data on the Sun to Our Nearest Stars, added download of Astronomy Essentials presentation, and modified AVAC Calendar.  [1901]
bulletOctober 25, 2002 -  Modified AVAC Calendar and home page announcements.  [1768]
bulletOctober 12, 2002 -  Added introductory equations to first page, clarified equations on the Useful Formulas page.  [1655]
bulletSeptember 29, 2002 -  Added a description of how astronomers accurately measure the distance from the Earth to the Sun.  [1450]
bulletSeptember 28, 2002 -  Added link to Noble Jewelry Company's Astronomy Jewelry page.  Worked on Intro page.  [1448]
bulletSeptember 21, 2002 -  Finished linking up Part IV of the online astronomy course.  Changed name of Messier Club page to the  Observing Club page to recognize all AVAC award winners.  Updated AACAA page with latest committee info.  Updated AVAC Calendar.  [1340]
bulletSeptember 9, 2002 -  Added presentation on Astronomical Tools, that was prepared for the Antelope Valley Community College site.  [1253]
bulletSeptember 6, 2002 - Updated Polar Alignment page with new comments from Howard Banich.  Added presentation on weight, balance and frictional considerations in large aperture dobsonian design.  Modified the organization of the Resources page to include links to all downloadable materials on the site.  [1225]
bulletAugust 24, 2002 - Updated Binocular Mount page with new pictures from Rick Miseroy.  [1123]
bulletAugust 17, 2002 - Updated AVAC Activities page with Mt. Palomar Trip.  [1049]
bulletAugust 16, 2002 - Update Site Directory, fixed links in Intro to the Night Sky Course - Part II.  [1042]
bulletAugust 9, 2002 - Update to Main Menu.  Update to Observing Sites page.  [986]
bulletJuly 27, 2002 - Significant update to Cleaning Optics page.  [897]
bulletJuly 21, 2002 - Updated AVAC Calendar, deleted Events page, checked all hyperlinks.  [841]
bulletJuly 9, 2002 - Added where and why to buy Forest Service Adventure Passes and Sky Clock (amateur astronomy sky quality prediction algorithms link).  [718]
bulletJuly 4, 2002 - Added an About astro-tom page with how I got into amateur astronomy and also began a listing of the Obsession Improvements I am making to my large dobsonian.  [688]
bulletJuly 3, 2002 - Re-indexed site for searches, upated the AVAC Calendar, AVAC Events, AVAC Activities and Home page.  [677]
bulletJune 22, 2002 - Navigation improvements added to the "Introduction to the Night Sky" classes. Added committee member section to the AACAA pages.  [626]
bulletJune 21, 2002 - General maintenance. [611]
bulletJune 8, 2002 - Added page on How to Handle Eyepieces, Setting Up a Dob Telescope, Cooling Down, Packing Up, Transporting a Telescope,  and updated proposal information  for the 1st Annual AVAC Conference on Amateur Astronomy. [532]
bulletMay 26, 2002 - Added proposal information  for the 1st Annual AVAC Conference on Amateur Astronomy. [465]
bulletMay 10, 2002 - Updated/Added information in all four parts of the "Introduction to the Night Sky" classes. [397]
bulletMay 1, 2002 - Created a Deep Sky page that will serve to document deep sky observing interests including the Messier Marathon, a new Virgo Cluster page and the Herschel 400 section. [356]
bulletApril 28, 2002 - Created detailed pages on Collimating newtonian telescopes and schmidt cassegrain telescopes. [350]
bulletApril 23, 2002 - Updated Astro Links, added Detailed Palmdale Weather link on Home Page, Added info on the Herschel 400. [331]
bulletApril 19, 2002 - Updated AVAC calendar page, links and added to the Herschel 400 page. [311]
bulletApril 18, 2002 - Started a page of info on the Herschel 400 as well as a downloadable listing of these objects.  Added .pdf finder charts for all of the Messier Objects. [298]
bulletApril 12, 2002 - Added online courses titled, "Introduction to the Night Sky."  The course is in four parts.  Added pages on Transporting Telescopes, Aligning Finderscopes, Star Party Ettiquete, Words to Know.  Updated the AVAC Calendar, Changed the Celestial Coordinates page, [252]
bulletMarch 27, 2002 - Extensively reworked the directory structure to optimize search times and data flow.  Condensed several repetitive pages.  Added link to TUMOL program  [162]
bulletMarch 26, 2002 - Added Star Party Tips page.  [156]
bulletMarch 23, 2002 - Added additional info for Polar Alignment, Use of a Planisphere, Cleaning OpticsUse of Maps at the Telescope.  Updated list of manufacturer companies.  [130]
bulletMarch 19, 2002 - Added Solar Eclipse tracking charts and other details about eclipses. [101]
bulletMarch 18, 2002 - Moved the Search applet to its own webpage.  Revised homepage.  Added graphics to 1X Finder page.  Added AVAC Event about the Messier Marathon.  [89]
bulletMarch 14, 2002 - Added extensive biographies and links to other biographies of famous astronomers.  The old site was reduced to a single pointing page.  [64]
bulletFebruary 18, 2002 - The Astroweb has been renamed astro-tom.com to make it easier to remember and find on the web.   (star-tom.com is parked to the site too.)  The entire site was transferred over to the named domain and added maps to AVAC observing sites.  The old site will remain up for a couple of months and then will be re-directed to the new domain. [1]
bulletFebruary 17, 2002 - Added several additional biographies and links for biographies on other sites.
bulletFebruary 14, 2002 - Added "Surveying the Milky Way" presentation in .pdf format.  Updated AVAC calendar.  Updated index page with info on the upcoming Messier Marathon.
bulletJanuary 2, 2002 - Added sunrise/sunset and moonrise/moonset info on the main page.  Reorganized the lead in for clarity.
bulletDecember 18, 2001 - Added AVAC documents in .pdf format to AVAC Documents page.  All handouts now available online for printing up a master for reproduction.  Updated links. Removed any broken links.
bulletNovember 21, 2001 - Added "How to Clean SCT Corrector Plates" addendum to Cleaning Optics page.  Other miscellaneous housekeeping.  Updated events page.
bulletAugust 24, 2001 - Added the Messier Plus listing that was adapted to Excel 5.0/95
bulletJuly 23, 2001 - Created a Filters page describing the performance and uses of optical filters, and a page to explain Astronomical Seeing.
bulletJuly 1, 2001 - Updated the homepage, created a new area called "e-Mail Answers."
bulletJune 13, 2001 - A first 'deepsky' listing for beginners (by time of year) has been placed in the getting started section.  Incorporated most of the ineedhits suggestions to the website.
bulletApril 7, 2001 - A complete indexing of the site has been accomplished that allows users to search for phrases or subjects and sort the output.  Finally it's easy to find things on the site! Changed introductory graphics to improve look and speed of loading.
bulletMarch 25, 2001 - Added Messier Marathon Tips, Discussion, Software downloads and recommended observing order pages.
bulletJanuary 30, 2001 - Added a listing of Bright Stars that can be used to initialize setting circles.  (Thanks to Terry Pedroza!)
bulletJanuary 28, 2001 - Used new Adobe PDF Writer to put our clubs' "Constitution and By-Laws" and our "Operations Manual" on line.  An astronomy club presentation added called, “Your New Telescope - The Good, the Bad, and the Ugly.”  Freeware, "Skyglobe" added to the Programs download area.
bulletDecember 10, 2000 - Added to the Suggested Books, added to and verified all of the Astro Links.
bulletOctober 28, 2000 - Greatly simplified the organization of the site.  Cleaned up first page.
bulletJuly 23, 2000 - Added a spreadsheet to determine viewing power and updated the "portable observatory" spreadsheet.  See Spreadsheets
bulletJuly 16, 2000 - Updated AVAC club page. Fixed various typographical errors.
bulletJune 20, 2000 - Updated AVAC information, added new AVAC logo.
bulletApril 16, 2000 - Added extensive listing of Eyepiece Specifications, by manufacturer, a listing of Astronomical Manufacturers, and a listing of Suggested Books for Amateur Astronomers.  Added a link on the first page to allow users to quickly see what's up in the sky without digging through a lot of links.
bulletApril 8, 2000 - Won the Warehouse of Pages Quarterly Finals Runner Up Award for Originality!
bulletApril 2, 2000 - Won the Warehouse of Pages First Place Award for Originality!  Observing Trip report online for April.
bulletMarch 12, 2000 - Added How to Build a "Dobsonian" Telescope. Fixed Astronomy Links, continued rework of Site Directory page.
bulletMarch 5, 2000 - Added 100's of Astronomy Links, added a Magnification table, continued rework of Site Directory page.
bulletFebruary 29, 2000 - Extensive rework of Site Directory page.
bulletFebruary 14, 2000 - Added an Observing Trip page.
bulletFebruary 12, 2000 - Winner of ArmonWeb Originality Award and Anne's Cool and Safe Award.
bulletFebruary 5, 2000 - Awarded "Anna's Award For Far Out Of This World Web Site Design."  Added Nearest Stars page, fixed formula display problem on Elliptical Orbits page.  Renamed "News" page to "Changes."
bulletFebruary 3, 2000 - Added FTMPA Award for Astronomy Website Design Excellence, and Awards page.  Flattened the navigation web tree by eliminating the "Data" page level and placing everything directly under Resources.  Updated the Site Index.  Changed header graphic and intro Orion Nebula graphic to speed page loading. Changed Home page visually.
bulletJanuary 29, 2000 - Updated Astronomy Formulae, added Eyepiece information, added planetary data profiles, added programs to Site Index, moved pages into better order, applied to be added to 'Astronomy Ring,' added "Tips on Participating in the Messier Marathon."
bulletJanuary 24, 2000 - Added Links.
bulletJanuary 1, 2000 - Added a Basic Astronomy Dictionary and an Advanced Astronomy Dictionary,  added Links, added graphics to Planets page, added Cleaning Optics, an "extended Messier list" next100.xls added to downloads, added Julian Date display to discussion of Time.
bulletDecember 19, 1999 - Added a Pronunciation Guide for the bright stars and constellations.
bulletDecember 6, 1999 - Added Star Party Answers to the Advanced section of the website.
bulletNovember 14, 1999 - Newt25.zip added to the file downloads.  This is an excellent Newtonian telescope design tool!
bulletOctober 28, 1999 - Extensive editing of pages.  New Eyepiece page, Reorganized site to make the "Getting Started section easier to get to from the Home page and Resources section.
bulletSeptember 5, 1999 - Astronomy computer programs added.  Reorganized "Data" section for clarity.
bulletSeptember 4, 1999 - Re-organization of topics, load speed increased.  Small font size changed to be larger on several pages. Meteors, Astro Essentials added.
bulletAugust 28, 1999 - "Astro Links" page added to "News" section.
bulletAugust 22, 1999 - Site speed improved. New Advanced pages added, links added.
bulletAugust 12, 1999 - Astroweb Site Online!!