Patent ID: 8749885
Filing Date: 2014-06-10
Classification: G01S,G02B

Abstract:
1. A handheld type terminal device connectable to an automatic introduction apparatus for automatically introducing a target celestial object by controlling a rotation of an astronomical telescope around at least two axes, said terminal device comprising: an input operation section for executing a command operation on said automatic introduction apparatus; an image display section of said handheld-type terminal device indicating a star map image for a predetermined area on a celestial sphere in accordance with a display scale factor; an azimuth detection means for detecting an azimuth along the direction to which said handheld-type terminal device is oriented; and a gradient detection means for detecting a gradient along the direction to which said handheld-type terminal device is oriented, wherein said image display section of the handheld-type terminal device includes a constellation quick reference mode for displaying a star map image for a predetermined area which is observed along the direction specified by the azimuth detected by said azimuth detection means and the gradient detected by said gradient detection means at a current date and time and a longitude and latitude of an observation site.