Showing posts with label SkyForecast. Show all posts
Showing posts with label SkyForecast. Show all posts

Friday, August 28, 2009

What's up @ Gordon's Park Manitoulin

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Check out the following:
  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp

Saturday, August 22, 2009

Antipodean Astronomical Weather Forecasts and more

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Astronomers in North America have been fortunate to have Clear Sky Charts for weather forecasts available.  While astronomers elsewhere may have felt they've been left out there are a couple of services for them too.

Check out Ian Musgrave's at Astroblog's report about two clear sky like services called Skippy Sky and 7 timer (pronounced tri-timer) that provide weather forecasts for astronomers down under and beyond.
  • Skippy Sky provides visual representations of forecasts based on large regions including Austrailia, New Zealand, Europe, North America, the Canary Islands, and Cerro Tololo (Chile). 
  • 7timer provides parameterized Astroweather Panels or Apanels for many locations around the globe by name or by latitude and longitude.  Unlike Clear Sky Charts these are generated on the fly.
Both are based on a global numerical weather model known as GFS or Global Forescast System run by the  NOAA (National Oceanic and Atmosphere Administration) NCEP (National Centers for Environmental Prediction) program.  Incidentally, GFS data drives a number of weather forecasting services like Accuweather and The Weather Channel among others.

Clear Sky Charts use the more granular data available from Environment Canada and can provide data for more specific locations in the geography where they overlap.

Friday, August 14, 2009

What's up @ the Ontario Science Center

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Check out the OSC Calendar and some Astronomy Events at the OSC:
Check out the following:

  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp

Monday, December 15, 2008

What's Up @ Camp Samac - Sky Forecast

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Camp Samac is the host site for CCJam09.

The Clear Sky Chart for Camp Samac is located near the main buildings and lake.  People familiar with the site have provided me several alternate observing locations within the camp.  Both the Chart and Heaven's Above data will not change for these but if you want to see where they are check out the maps in the list below:

Check out the following:

  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp

Sunday, December 7, 2008

Skyforecasts all up for now

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All of the Sky Forecast pages are up that were on my list to do.

There's a list of Scout Canada Camps here.
And the list of Clear Sky Charts here.

Saturday, November 29, 2008

What's Up @ the Torrence Barrens Dark Sky Preserve - Sky Forecast

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Check out the following:

  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp
  • What's Up @ Haliburton Scout Reserve - Sky Forecast

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    Bookmark this article if you want to know what's up at the Haliburton Scout Reserve.

    Check out the following:

  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp
  • Saturday, November 22, 2008

    What's Up @ Camp Goodyear - Sky Forecast

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    Check out the following:

  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp
  • Note: this chart uses an existing CSC for the nearby Wildflower Observatory ( ~ 3km East of Goodyear). Check out their very cool robot observatory facility here.
  • Monday, November 17, 2008

    What's Up @ Otter Lake Camp - SkyForecast

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    Check out the following:

  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp
  • Saturday, November 15, 2008

    What's Up @ Woodland Trails - Sky Forecast

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    Bookmark this article if you want to know what's up at Woodland Trails.

    Check out the following:

  • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
  • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the camp
  • Google Maps for a look at the camp
  • Friday, November 14, 2008

    What's up Sky Forecasts

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    What's up SkyForecasts provide useful information in one place for planning stargazing events.

    Using an existing chart:
    These extended Clear Sky Charts the following information in one page. Each image/link will open a new window or tab with the details you want.
    1. The small Clear Sky Chart graphic for the location. Click on it to see the full deatils including cloud cover, temperature, darkness, transparency, "seeing", and more. For more see Weather forecasts for Stargazers or visit Clear Sky Charts.
    2. The Heaven's Above link will provide predictions and charts and details showing visibility of the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the location.
    3. The Google Maps link will take you to a Satellite photo of your observing location. This can help you plan where to setup for observing.
    4. A link to the locations web site.
    To select from a list of existing charts, click here.

    Coming Soon:

    Here's a list of the sites with charts and some sites that will be appearing soon:
    • The Torrance Deep Sky Preserve
    • The Haliburton Scout Reserve
    • Camp Goodyear
    • Woodland Trails
    • Blue Springs Scout Reserve
    • The 433rd Home
    They're very easy to add once you have a Clear Sky Chart.

    Adding SkyForecasts to your own site:

    In order to set up your own SkyForecasts you'll need
    • 8-9 pieces of information
    • possibly some skills with your blogging software and javascripts in case things don't work right the first time
    The Information:
    • The style of chart you want. Right now there are 'full' and 'tiny' charts. The example above is a full chart. A tiny chart is suitable for a blog sidebar.
    • A handle for the Clear Sky Chart for your location. More on this anon.
    • The latitude of your observing location (decimal format with south being negative). Example: 43.6722 runs through Toronto Ontario.
    • The longitude of your observing location (decimal with west being negative). Example -79.5542 runs through the western side of Toronto.
    • The altitude (in meters) of your observing location. This is needed for Heavens Above. One place you can find this information is through Earth Tools which builds on Google Maps. Slide and zoom the map until the "+" is on your spot, then use height under "My Tools" to get the elevation.
    • The zoom factor for Google Maps. This will depend on how detailed the satellite photos are for the area. You can get this from the "link" URL to the map. It'll likley be between z=15 and z=20.
    • The timezone. For example "EST".
    • The locations description to be used in the link to the web site for the location.
    • The locations' URL to go for more information. (This is only used on full charts).
    The Script You Need:

    To access the ECSC function and graphics use:
    <script src="http://433rd.com/media/SkyForecast/ECSC.js" type="text/javascript"></script>
    To call the function with the arguments use:
    <script type='text/javascript'>
    ECSC('full','LLdMrToON','43.6722','-79.55420','158','16','EST','433rd Home (Lloyd Manor Park, Etobicoke)','http://blog.433rd.com/');
    </script>

    The Clear Sky Chart Handle:

    You need to find an existing chart or setup a Clear Sky Chart through the procedures at Clear Sky Charts. The key information you need are the two URLs in the code you use to imbed the Chart. Using the Lloyd Manor Park example, these are:
    • http://cleardarksky.com/c/LLdMrToONcs0.gif?1
    • http://cleardarksky.com/c/LLdMrToONkey.html?1
    Notice the "LLdMrToON" that's the handle.

    If you get a new chart set up, please send a thank you to Allan Rahill at Environment Canada and Attilla Danko at ClearDarkSky for making these charts possible.

    Outside of North America:

    I've seen charts to the Clear Sky Charts for locations outside of North America.  These are produced by other organizations.  Rather than repeat this information, Clear Dark Sky keeps some information on this here.

    Problems:

    I can't speak for other blogging software, but this was a major frustration in Blogger and here are the solutions.
    • Blogger has widget types for javascript for use in the sidebar and such. Javascript will work just fine in these.  You'll probably want to use the 'tiny' chart type for a sidebar.
    • Blogger's standard Post Editor will mangle scripts, tables and other HTML objects. Don't even try to fix it, just use one of these solutions.
    • You can change the global setting that controls the conversion of new lines to
      tags. Not recommended because it will reformat all your articles.
    • Use the new draft post editor for to edit the post. Under Post Options you should select "ignore newlines" for that post. And under no circumstances mix editing a post with the new and old post editors. For more information on the new post editor see Blogger in Draft or just try it out here.
    If you want to experiment, W3Schools has a series of hands on demos called "Try It". Click here for a simple example. Simply replace the text between the <body> and </body> tags and click the button labeled "Edit the Text and Click Me".

    Terms of Use

    If you display Clear Sky Charts you should check out the terms of use here.

    As for my scripts, I should probably add a GNU or CC license to them.  My intent simply put is that you can copy them or use them.  If you enhance them, make them freely available.  And keep the credit to Mang's Bat Page. A link back would be appreciated.

    And BTW,  if you find them useful let people know.  Drop me a line, add a comment or link back here.  Also let the folks at Clear Dark Skies, Heavens Above, and Environment Canada know you like their stuff.

    Update: Firefox Plugin for Clear Sky Charts

    Sean at Visual Astronomy sent tipped me a firefox plugin for Clear Sky Charts. For more information see Sean's article and and the plugin page.

    Related Articles:

    Saturday, September 13, 2008

    What's Up @ Lloyd Manor Park - Sky Forecast

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    Bookmark this article if you want to know what's up at Lloyd Manor Park.

    Check out the following:

    • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
    • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the park
    • Google Maps for a look at the park

    Thursday, September 11, 2008

    What's up @ Blue Springs Scout Reserve - Sky Forecast

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    Bookmark this article if you're planning a trip to the Blue Springs Scout Reserve!

    Check out the following:

    • Clear Sky Chart for your astronomy and observing weather forecast and a link to the Camp website - for more see Weather forecasts for Stargazers
    • Heavens Above for observing forecasts and charts covering the International Space Station, Satellites, Planets, Comets, and Iridium flares as seen from the site
    • Google Maps for a look at the camp. The pin in the map is near the "Station House" and the clearing is tight. Better clearings are available on the entry road to station and the very large fields south and west across the 6th line about 1/2km away.
    I'll add other camps and locations in the near future.

    Tuesday, November 20, 2007

    Weather forecasts for Stargazers

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    Stargazing requires the cooperation of the weather. The weather channel is some help, but forecasts for astronomy are specialized. Fortunately there is a great resource, Clear Sky Clocks Charts, that can help take the guesswork out of the forecast.

    Clear sky charts are forecasts for specific locations that are cleverly extracted from satellite photographs collected by Environment Canada for weather forecasting. The forecasts provide a lot useful information about observing quality beyond just cloud cover.

    Below, I've included a few charts for Toronto and several Scout Camps we use:
    Toronto
    Woodland Trails
    Blue Springs Camp
    Camp Goodyear (WildFlower Obs.)
    Haliburton Scout Reserve

    Thanks to Attilla Danko and Allan Rahill (at CMC) for this resource. If you find it useful, please use the email links on the charts home page and let them know.

    Update: The name Clear Sky Clocks was changed to Clear Sky Charts to avoid a trademark issue with a company called Sky Clocks.