Sennen Heights Flat-9: Astronomy Page
Instructions
The applet window shows the stars visible above Sennen Cove at the current date and time.
- Drag with the left mouse button to move around the zenith.
- Drag with the right button to move through time.
- Use the mouse wheel to zoom or set the zoom in the control panel at the bottom of the screen.
- Hold the mouse over a star for more information.
Key to symbols
- Horizon
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- Starts and stops the clock
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- Sets the time and date to the current computer system time
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- Switches between equatorial coordinate cordinate grid types
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- Switches between horizontal altitude-azimuth cordinate grid types
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- Switches between constellation title types
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- Constellation lines on/off
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- Stars on/off
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- Sets the North Celestial Pole over centre point (green cross)
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- Sets the South Celestial Pole over centre point (green cross)
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- Sets the view to face North
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- Sets the view to face South
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- Sets the view to face East
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- Sets the view to face West
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- Sets the centre point (green cross) to look directly overhead (Zenith)
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- Sets the centre point (green cross) to look directly below (Nadir)
