Friday, January 24, 2014

Viewing the Universe through Models

Model 1:  
Can you see the following from the Northern Hemisphere?  Do they touch the Celestial Equator?  What about the Ecliptic?


The North Star (part of Ursa Minor)

Crux

Orion

Taurus

Lyra

Bootes

Gemini


(you'll need to look up the RA and DEC table from the last post)

Use this to check your answers.
http://astro.unl.edu/classaction/animations/coordsmotion/radecdemo.html

Model 2:
Phases of the Moon

Use the Oreos, a light bulb and a ball to help document the phases of the moon.   Create a sketch for each of the 8 phases showing the moon's placement, and use an Oreo to nibble so the phase of the moon is shown in the creme filling.

Take a picture of your sketch, the Oreo drawing.

This applet may help.



Model 3:
Azimuth and Altitude

We will do this in class for Manchester.

Go to http://aa.usno.navy.mil/data/docs/AltAz.php
Find the latitude and longitude of a city to type in for Part B.
Type in an interval of 60 minutes and gather the chart data for 3/21, 6/21, 9/21, and 12/21
Save the values for each on a google doc


Pick a city that is at or above +50(N) or -50(S) latitude
Pick a city that is at or below +30(N) or -30(S) latitude

Graphing:

Create a graph that has as its x-axis the coordinates 0 degrees to 360 degrees (azimuth) and as its y axis 0 to 90 degrees (altitude)

Graph the altitude and azimuth pairs for the four different dates in four different colors.




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