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  • astrofoto.org
    attended had Steven Pruitt a representative from Achieve Inc and Juan Carlos Aguilar from the Georgia Department of Education I won t bore you with all my notes on the talk but there were a couple of interesting points made which warrant some comments Read more about NSTA STEM Expo 2013 Common Core and the NGSS Roland Roberts s blog Log in to post comments NSTA STEM Expo 2013 Submitted by Roland Roberts on Wed 05 22 2013 10 37 I spent three days at the NSTA STEM Expo in St Louis last week and over the next few days I m going to try to do a few posts related to the sessions I attended and things I learned and cool freebies I learned about on the web This is the second year I ve attended and while most of the sessions were not unsurprisingly about astronomy they were all relevant to science and science education which is an underlying theme for my interest in astronomy Read more about NSTA STEM Expo 2013 Roland Roberts s blog Log in to post comments Globe At Night Submitted by Roland Roberts on Fri 01 04 2013 15 44 It s that time again Actually Globe At Night is running multiple campaigns the first is going on right now but there are others later in the year including later this month Have a look Read more about Globe At Night Roland Roberts s blog Log in to post comments Okay really back online now Submitted by Roland Roberts on Sat 12 22 2012 00 33 Well our post Sandy migration is nominally complete at this point Pictures and all Read more about Okay really back online now Roland Roberts s blog Log in to post comments Back online Sort of Submitted by Roland Roberts on Sat 12 22 2012 00 03 Okay we ve finally managed to get the web site transferred but pictures aren t yet working Yeah I know what s the point of a photo web site without pictures Sorry I m working on it Read more about Back online Sort of Roland Roberts s blog Log in to post comments Pages first previous 1 2 3 4 5 6 7 8 9 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources Astronomy Books Buying A Star Buying A Telescope Clubs and Organizations General Interest Imaging and Astrophotography Magazines Mailing Lists and News Groups Science Toy Suppliers Software Weather Information Tips and Tricks Roland s Corner Recent content About Copyright Search form Search User login Username Password Request new password Science Daily Mercury Mercury gets a meteoroid shower from Comet Encke Mercury gets a meteoroid shower from Comet Encke More Science Daily Venus The aliens are silent because they re dead The aliens are silent because they re dead More Science Daily Mars Antarctic fungi survive Martian conditions on the International Space Station Antarctic fungi survive Martian conditions on the International Space Station Rotation speed

    Original URL path: http://www.astrofoto.org/node?page=1 (2016-02-13)
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    2011 20 34 The weather was just too clear last night to avoid the temptation so I dragged out my equipment and started taking pictures Admittedly almost anything done from here in Brooklyn pretty picture wise has to be considered practice since it rarely works out unless its the moon or planets But I thought I would try either the Veil Nebula or something in Cygnus with a deep red filter which blocks most of the city lights and use it as a black and white image G2 41278 class g2image centered exactsize 800 Read more about M31 with a Meade DSI Pro II Roland Roberts s blog Log in to post comments Misleading Math Fuel Economy Public Transportation Submitted by Roland Roberts on Wed 04 13 2011 10 22 I m listening to a radio commercial about the shuttle bus to Newark Airport They want to claim 184 passenger miles per gallon My minivan is not particularly fuel efficient getting about 22 23 miles per gallon note the missing passenger qualifier On short trips around town like a run out to Home Depot I m the only one in the car and that becomes 22 passenger miles per gallon Read more about Misleading Math Fuel Economy Public Transportation Roland Roberts s blog Log in to post comments Free Poster 7 Myths about High School Physics Submitted by Roland Roberts on Wed 03 30 2011 14 18 Well they re really only free if you print your own but you can do that by downloading the PDF from posters section on the APS web site Read more about Free Poster 7 Myths about High School Physics Roland Roberts s blog Log in to post comments Physics Central Web Site Submitted by Roland Roberts on Wed 03 30 2011 13 53 I guess this falls into the how far behind are you in your reading category The December issue of APS News reported that Physics Central was a finalist in the web awards from the Institue of Physics after a redesign late last year PhysicsBuzz was listed as a finalist in the Best Blog category I would write more but I m busy browsing the site right now Read more about Physics Central Web Site Roland Roberts s blog Log in to post comments Pages first previous 1 2 3 4 5 6 7 8 9 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources Astronomy Books Buying A Star Buying A Telescope Clubs and Organizations General Interest Imaging and Astrophotography Magazines Mailing Lists and News Groups Science Toy Suppliers Software Weather Information Tips and Tricks Roland s Corner Recent content About Copyright Search form Search User login Username Password Request new password Science Daily Mercury Mercury gets a meteoroid shower from Comet Encke Mercury gets a meteoroid shower from Comet Encke More Science Daily Venus The aliens are silent because they re dead The aliens are silent because they re dead More Science Daily Mars Antarctic

    Original URL path: http://www.astrofoto.org/node?page=2 (2016-02-13)
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    Roberts s blog 2 comments Log in to post comments Windows XP Ate My Images Submitted by Roland Roberts on Tue 09 21 2010 21 06 In order to save space on my Windows XP laptop which I use for a lot of my imaging I used the built in compression to zip up the entire directory tree from the 2009 Summer Star Party When all was done the final archive was nearly 4 GB Nearly but not quite To my horror today when I tried to unzip the archive to get at some of the files I got a dreaded The Compressed zipped Folder is invalid or corrupted Read more about Windows XP Ate My Images Roland Roberts s blog 1 comment Log in to post comments Site upgrade rolled back Submitted by drupaladmin on Sun 09 19 2010 22 51 After fighting for a week I ve rolled back the Drupal upgrade Since I posted nearly nothing in the past week except some comments on the upgrade woes and one event listing which was more of a test nothing was really lost I ll be doing this upgrade the more traditional way which is by staging it internally first Read more about Site upgrade rolled back drupaladmin s blog Log in to post comments Life in the Fast Lane Submitted by Roland Roberts on Sat 08 21 2010 22 20 I don t think I m actually in the fast lane but it sort of feels like it The past month has had me away for two weeks one with the Cub Scouts in Alpine NJ and another at the Summer Star Party in Savoy MA Between that and being in physical therapy three days each week since the shoulder surgery at the end of April time is passing too quickly and I can t keep up Fortunately most of our bills are in autopay mode so the only bad thing happening is that too much paperwork is piling up and not being recorded and filed Read more about Life in the Fast Lane Roland Roberts s blog Log in to post comments Modeling the Moon s Phases Submitted by Roland Roberts on Tue 08 03 2010 22 30 I originally built these models a couple of years ago but didn t realize it was something novel until I got some comments at this past year s NEAF where I had brought them for the children s section Quite frankly I think it works well with adults too as I ve heard some well educated adults propagating common misconceptions about what causes the phases of the moon The idea is simple enough One side of the moon is illuminated by the Sun the other is not Read more about Modeling the Moon s Phases Roland Roberts s blog Log in to post comments Pages first previous 1 2 3 4 5 6 7 8 9 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources

    Original URL path: http://www.astrofoto.org/node?page=3 (2016-02-13)
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    Fort Hamilton High School here in Bay Ridge and now an adjunct professor at Kingsborough Community College part of the CUNY system Read more about Bay Ridge Regional Science Lab Proposal Roland Roberts s blog Log in to post comments Physics at Home Science Projects Submitted by Roland Roberts on Fri 01 22 2010 10 31 The American Physical Society has a nice web site called Physics Central which has among other things a section called Physics Home For those of you who put off you science fair projects until the last minute have a look at some of the things you can try at home The laser and jello experiment looks not only interesting but also quite yummy Read more about Physics at Home Science Projects Roland Roberts s blog Log in to post comments Light Pollution from Digital Video Billboards Submitted by Roland Roberts on Wed 12 23 2009 15 39 This has been one of my pet peeves for a while and my kids can already point out the things I m going to whine about as we drive along the BQE Brooklyn Queens Expressway coming home from Queens There are several of these video billboards along the road I have always found it ironic that there are laws dealing with distracted driving when the driver does something to distract himself but nothing about allowing third parties to deliberately try to distract the driver I mean what else does any billboard do but try to draw attention to itself Read more about Light Pollution from Digital Video Billboards Roland Roberts s blog Log in to post comments Elements of Humanity Submitted by Roland Roberts on Wed 12 23 2009 15 33 I first saw the reference to the Elements of Humanity web site in Physics Today although I subscribe to MAKE Magazine who made the site Elements of Humanity is a set of interviews with 12 scientist and engineers who talk about what inspired them to choose their careers Some of them are fascinating for teachers some more so for students but all of them are well done and help break the stereotype of scientists in white lab coats Read more about Elements of Humanity Roland Roberts s blog Log in to post comments Pages first previous 1 2 3 4 5 6 7 8 9 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources Astronomy Books Buying A Star Buying A Telescope Clubs and Organizations General Interest Imaging and Astrophotography Magazines Mailing Lists and News Groups Science Toy Suppliers Software Weather Information Tips and Tricks Roland s Corner Recent content About Copyright Search form Search User login Username Password Request new password Science Daily Mercury Mercury gets a meteoroid shower from Comet Encke Mercury gets a meteoroid shower from Comet Encke More Science Daily Venus The aliens are silent because they re dead The aliens are silent because they re dead More Science Daily Mars Antarctic fungi survive Martian conditions on the

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    How would you classify that galaxy Read more about Galaxy Zoologists Wanted Roland Roberts s blog Log in to post comments Inquiry Based Science Lessons Submitted by Roland Roberts on Thu 10 29 2009 11 23 Another generic resource also from the NSTA elementary mailing list The issue of using inquiry in science lessons is a big deal and also came up a recent School Leadership Team meeting Inquiry does of course get used but it s always a tough item since it is easy to get off script when using a lesson plan that allows student driven inquiry At the same time it s hard to really teach science without it The issue in NYC and probably many other places is that since the city has instituted standardized science testing the test is naturally content based Read more about Inquiry Based Science Lessons Roland Roberts s blog Log in to post comments Science Resources for Teachers Submitted by Roland Roberts on Thu 10 29 2009 11 05 Today I am at jury duty here in King s County That means for now anyway that I m waiting for my name to be called while the machinations of justice do their thing somewhere else in the building But the court system has moved into the modern age at least in some ways like providing free wifi here in the jury assembly room So I can catch up on a little reading from the National Science Teachers Assocation NSTA elementary level mailing list Read more about Science Resources for Teachers Roland Roberts s blog Log in to post comments Historical Videos of Nuclear Tests Submitted by Roland Roberts on Mon 10 19 2009 15 45 The national Nuclear Security Administration s Nevad Site Office has made available a number of historically important videos for nuclear tests from the 1940s through the 1960s Apart from our common morbid fascination with things that go boom you can always think of splicing these in as special effects for your next July 4th videos Videos at http www nv doe gov library films testfilms aspx Read more about Historical Videos of Nuclear Tests Roland Roberts s blog Log in to post comments Oobleck It s not just for Dr Seuss Anymore Submitted by Roland Roberts on Mon 10 19 2009 14 54 Oobleck is actually more than just a made up name for the stuff in the Dr Seuss book it s the name now applied to a whole class of fluids which display what is called shear thickening Read more about Oobleck It s not just for Dr Seuss Anymore Roland Roberts s blog Log in to post comments Pages first previous 2 3 4 5 6 7 8 9 10 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources Astronomy Books Buying A Star Buying A Telescope Clubs and Organizations General Interest Imaging and Astrophotography Magazines Mailing Lists and News Groups Science Toy Suppliers Software Weather Information Tips and

    Original URL path: http://www.astrofoto.org/node?page=5 (2016-02-13)
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    something of a joke to have a mini star party in the middle of the a major city you would be surprised at what you can see Of course at this time the first quarter moon and Jupiter are easily visible in the early evening and those alone are worth the trip out if you or your children have never looked at them through a telescope And with some of the scopes the brighter deep sky objects will be readily d Read more about Urban Starfest on Saturday Roland Roberts s blog Log in to post comments astrofoto org down time Submitted by Roland Roberts on Mon 08 31 2009 02 10 I had a rather long outage due to a botched upgrade from which I am still recovering I had planned on upgrading from Fedora 8 to 9 then 10 and finally 11 You have to upgrade incrementally but the first step failed part way through after having started installing packages An attempt to retry crashed even earlier At that point I decided to try a clean install of Fedora 11 while preserving my data partitions then recover configuration files from backup That failed too Sigh Read more about astrofoto org down time Roland Roberts s blog Log in to post comments Pleiades M45 in Taurus Submitted by Roland Roberts on Fri 08 28 2009 23 14 While at the Summer Star Party after taking all those frames of the double cluster I decided to try M45 the Pleiades G2 41188 class g2image centered Read more about Pleiades M45 in Taurus Roland Roberts s blog Log in to post comments Double Cluster in Perseus Submitted by Roland Roberts on Thu 08 27 2009 22 17 This is not the first time I took pictures of this cluster but it is the first time I took a lot of exposures to insure I had plenty of data G2 41182 class g2image centered Read more about Double Cluster in Perseus Roland Roberts s blog Log in to post comments Pages first previous 3 4 5 6 7 8 9 10 11 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources Astronomy Books Buying A Star Buying A Telescope Clubs and Organizations General Interest Imaging and Astrophotography Magazines Mailing Lists and News Groups Science Toy Suppliers Software Weather Information Tips and Tricks Roland s Corner Recent content About Copyright Search form Search User login Username Password Request new password Science Daily Mercury Mercury gets a meteoroid shower from Comet Encke Mercury gets a meteoroid shower from Comet Encke More Science Daily Venus The aliens are silent because they re dead The aliens are silent because they re dead More Science Daily Mars Antarctic fungi survive Martian conditions on the International Space Station Antarctic fungi survive Martian conditions on the International Space Station Rotation speed may be bad news for Red Planet pioneers Rotation speed may be bad news for Red Planet pioneers The aliens are silent because they

    Original URL path: http://www.astrofoto.org/node?page=6 (2016-02-13)
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    Submitted by Roland Roberts on Wed 05 13 2009 09 08 The announcement should have been made earlier today and was if you were in class that we ll be meeting Saturday evening due to weather Tonight is supposed to be cloudy and hazy but tomorrow promises at least clear spots to do stargazing Or at least moongazing So same time and location just one day later We will be trying attempt number 6 to hold a stargazing session in Shore Road Park The moon will be in the first quarter phase and Saturn will be high in the south after sunset Because sunset comes so late this time of year we won t be able to start until about 8 45 although the moon will of course be visible pretty much all day Read more about Stargazing at Shore Road Park Log in to post comments TV Turnoff Week Stargazing Rain Date Submitted by Roland Roberts on Tue 04 21 2009 22 03 We will be trying once again to have a stargazing time in Shore Road Park see map below This is the rain date for yesterday s outing but the weather is not looking very good at this point Since the sun sets later now we can t start until 8 30 TV Turnoff week occurs this year duing the 3rd quarter phase so the moon will not be visible during our outing but Saturn should be visible and we can take a brief tour of the constellations and stars bright enough to be seen above the city lights Read more about TV Turnoff Week Stargazing Rain Date Log in to post comments NEAF and NEAIC Until Next Year Submitted by Roland Roberts on Mon 04 20 2009 11 32 We returned last night tired but happy from this year s NEAF conference The vendor turn out was good and overall attendance appeared good too although it was little hard to tell from our perspective We spent most of the two days in the children s area helping with the various activities including a comet demonstration followed by a craft activity making 3D constellation models Orion and the Big Dipper some informal demonstrations to understand the moon s phases constructing spacecraft models and more Alas I did not get to attend the showing of Mars 3D a new movie which made its debut at the show so I guess I will have to wait for it to be officially released Read more about NEAF and NEAIC Until Next Year Roland Roberts s blog Log in to post comments Pages first previous 4 5 6 7 8 9 10 11 12 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources Astronomy Books Buying A Star Buying A Telescope Clubs and Organizations General Interest Imaging and Astrophotography Magazines Mailing Lists and News Groups Science Toy Suppliers Software Weather Information Tips and Tricks Roland s Corner Recent content About Copyright Search form Search User login Username

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    two reasonably bright star nearby to help zero in on its location Leo 59 at mag 5 and Leo X 63A at mag 4 6 Leo 59 is only half a degree away Read more about C 2007 N3 Lulin from Brooklyn Roland Roberts s blog Log in to post comments Another Reason to Turn off the Lights Submitted by Roland Roberts on Tue 02 24 2009 13 03 Yet another study has found a connection between cancer and night time lighting Last time it was breast cancer this time is it prostate cancer In Darkness Melatonin may Suppress Breast and Prostate Cancers Science News reports on another study that shows a link between burning the midnight oil and human health Read more about Another Reason to Turn off the Lights Roland Roberts s blog Log in to post comments Pendulums Submitted by Roland Roberts on Fri 02 06 2009 18 39 For his science fair project Jonathan investigated pendulums His hypothesis was that how fast the pendulum swings its period should depend on how heavy it was So I arranged to have 1 inch diameter pendulum bobs made of copper steel and wood We suspended each from a horizontal beam carefully measured so they were all the same length then swung them back in synch Read more about Pendulums Roland Roberts s blog Log in to post comments How Fast is Sound Submitted by Roland Roberts on Thu 02 05 2009 17 12 A few months ago I read an article in The Physics Teacher published by the American Association of Physics Teachers on measuring the speed of sound using a couple of microphones hooked up to a computer s line in jack Apart from having to make a trip to Radio Shack to buy some parts to convert two standard unpowered microphones into a pair of powered microphones for stereo input the process was amazingly straightforward I did a quick proof of concept in the dining room one evening and go Read more about How Fast is Sound Roland Roberts s blog Log in to post comments Ansel Adams Trivia Submitted by Roland Roberts on Fri 01 30 2009 11 31 I just read this in Astronomy Beat 15 a publication of the Astronomical Society of the Pacific Read more about Ansel Adams Trivia Roland Roberts s blog Log in to post comments Pages first previous 5 6 7 8 9 10 11 12 13 next last Navigation Calendar Gallery Constellations Messier Objects M27 The Dumbell Nebula Resources Astronomy Books Buying A Star Buying A Telescope Clubs and Organizations General Interest Imaging and Astrophotography Magazines Mailing Lists and News Groups Science Toy Suppliers Software Weather Information Tips and Tricks Roland s Corner Recent content About Copyright Search form Search User login Username Password Request new password Science Daily Mercury Mercury gets a meteoroid shower from Comet Encke Mercury gets a meteoroid shower from Comet Encke More Science Daily Venus The aliens are silent because they re dead The

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