Variable Star Plotter
VSP Help Guide
Request a Sequence
Report chart errors
Plot a Quick Chart
What is the Name, Designation or AUID of the object?
Required if no coordinates are provided below
Allowed Formats: HH:MM:SS, HH MM SS, DDD.XXXX. Required if no name is given above
Allowed Formats: ±DD:MM:SS, ±DD MM SS, ±DD.XXXX. Required if no name is given above
Choose a Predefined Chart Scale
A is larger, slower; G is smaller, faster
Choose a Chart Orientation
Plot a finder chart or a table of field photometry?
A Chart ID will allow you to reproduce prior charts. Overrides all other fields in this form.
Field of View
In Arcminutes. Must be between 0' and 1200'
Stars fainter than this magnitude will not be displayed
Resolution in dpi to render the chart (default 150)
What will the title for this chart be?
Displayed at the top-center of the chart
What comments should be displayed on this chart?
Displayed beneath the chart star field
What North-South Orientation Would You Like?
What East-West Orientation Would You Like?
Would You Like to Display a DSS Chart?
If yes, retrieves image from the Digital Sky Survey
What Other Variable Stars Should Be Marked?
Would You Like All Magnitude Labels To Have Lines?
If Yes, this will force lines to be drawn from all magnitude labels to the stars
Would you like a special chart?
Binocular: Only labels comparison stars useful for binocular viewing
DSLR: Only labels comparison stars useful for DSLR photometry
Standard Field: Only labels secondary photometric standards in the chart's field of view
Select which filters to display (Photometry Only)
V and (B-V) magnitudes are always displayed. Select any other bands you wish displayed below