# Trajectory and Topology files

**URL:** <https://ask.bioexcel.eu/t/trajectory-and-topology-files/1170>\
**Category:** General Topics in Molecular Dynamics\
**Created:** [September 11, 2018, 6:52am UTC](https://ask.bioexcel.eu/t/trajectory-and-topology-files/1170 "2018-09-11T06:52:43Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![duttaa19](https://avatars.discourse-cdn.com/v4/letter/d/c4cdca/32.png) [@duttaa19](https://ask.bioexcel.eu/u/duttaa19)\
**Post date:** [September 11, 2018, 6:52am UTC](https://ask.bioexcel.eu/t/trajectory-and-topology-files/1170/1 "2018-09-11T06:52:43Z")

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What are Trajectory and Topology files?? Also I am not able to view the figures though JAVA is installed in my PC… Pl. help