... The immediate goal of Pan-STARRS is to discover and characterize Earth-approaching objects, both asteroids & comets, which might pose a danger to our planet. ...
... Table 4.4, Positional Parameters for TYPE = ASTEROID . Table 4.5, Parameters for TYPE = PGRAPHIC . Table 4.6, Parameters for TYPE = POS_ANGLE . ...
... fringe pattern of a non-point source is deconvolved to determine the angular separation, position angle, and relative brightness of the components of multiple-star systems or the angular diameters of resolved targets (Mira variables, asteroids, etc ...
... Table 4.4: Positional Parameters for TYPE = ASTEROID . Table 4.5: Parameters for TYPE = PGRAPHIC . Table 4.6: Parameters for TYPE = POS_ANGLE . ...
... In addition to stellar discs, other objects which might be (or have been) resolved by the FGS include galactic nuclei, asteroids, and planetary moons. ...
... study binary star systems (measure the separation, position angle, and relative brightness of the components), as well as to determine the angular size of extended objects such as the disks of resolvable giant stars or asteroids down to ~8 milliarcseconds ...