Archive for the ‘Earth’ Category

My Life As Seen From Outerspace

December 4th, 2011 Comments off

Right after Google Earth was released in 2005, I thought that it would be interesting to see if I could locate all of the places that I lived over the past 50 years (1955-2005). I collected snapshots of satellite pictures of the places that I resided and schools that I attended as kid. Six years later I finally got around to putting it all together in a presentation that documents these shots. In each of the shots the pictures are oriented facing the front of the structure. On most of the pictures there is compass rose showing the orientation of the map. If you hover your mouse over some of the maps you will see tips regarding some of the features.

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Complete Sun and Moon Data for One Day

April 26th, 2009 Comments off

You can obtain the times of sunrise, sunset, moonrise, moonset, transits of the Sun and Moon, and the beginning and end of civil twilight, along with information on the Moon’s phase by specifying the date and location in one of the two forms

See Complete Sun and Moon Data for One Day

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Calendar Converter

April 26th, 2009 Comments off


Fourmilab‘s calendar converter allows you to interconvert dates in a variety of calendars, both civil and computer-related.

See Calendar Converter

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It’s Later Than You Think

February 22nd, 2008 Comments off

In the past I have never complained all that much about Daylight Saving Time, but I have often wondered why some people complain more about the time change than others. Thinking about it, I do like having more daylight in the evening in the summer time, but it is the actual time change that bothers people and some more than others.

It seems that it depends a lot on where you live.

Read more…

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