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Digital Universe Guide - Hayden Planetarium

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20 2. GETTING STARTED<br />

Time Controls<br />

NOTE: The time controls appear in the GUI only when time-evolving data are loaded.<br />

Time Display Black text box displays the current time. If an<br />

offset has been set using the Trip Button, this<br />

shows the offset from the tripmeter. The absolute<br />

time is the sum of the T and + text boxes.<br />

Reference<br />

Time Display<br />

If the Trip Button is pressed, this blue text box<br />

shows the reference time.<br />

Trip Button Marks a reference in time. Sets the Time to<br />

zero and the Reference Time to the current<br />

time.<br />

Back Button Sets Time to zero. If the Trip Button has been<br />

set, this will return the time to the Reference<br />

Time.<br />

Time Dial Fine-control time adjuster.<br />

Time Control<br />

Buttons<br />

Adjust time by (0.1 × speed) data time units.<br />

Speed Slider Logarithmic control of the speed.<br />

Speed Toggle<br />

Buttons<br />

Toggle time forward or backward.<br />

Feed Button This button has no effect and was built into the<br />

GUI for future use.

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