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# CONSTANTS
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CONSTANTS contains the metadata for the image set and other values which are global to the image and are not expected to change once set  
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### Field Values
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| Field      |   Description  |
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| --------   |---------       |
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|FamilyID     | Id of the family that contains all of the tracks associated through mitosis |
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|ParentTrack  | if exists, list of tracks that produced this one through mitosis  |
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|SiblingTrack | if exists, single track id also produced from the mitosis starting this track|
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|ChildrenTrack| if exists, List of the two tracks produced from mitosis ending this track|
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|Hulls     |Array of the Hull Ids that make up each hull|
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|startTime | Time value of the first hull in the track |
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|endTime   |Time value of the last hull in the track |
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|color     | Color value assigned to the track used by [UI.DrawCells][1] and [UI.DrawTree][2]|
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### Important Features
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### Relevant Functions |