Neptune Viewer 2.8

NEW 2009-12-01: The latest ephemerides have been established as the default. In the future, ephemerides will be kept up to date based on the latest releases from JPL. The option to select an outdated ephemeris is no longer supported. Latest update February 28, 2014.

NEW 2014-02-28: Updated to include S/2004 N 1 and a revised mean motion for the arcs.

Click here for help, or click on individual highlighted items.

Observation Time Field of View:

Arc motion model: #1 (820.1194 deg/day) #2 (820.1118 deg/day) #3 (820.1121 deg/day)

Diagram center:

Viewpoint: Moon Selection: Ring Selection: Background Objects: Diagram Options


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Last updated 28 February 2014.

Mark Showalter