arcseconds

the telescope achieves an angular resolution of 0.5 arcseconds, allowing astronomers to observe distant galaxies clearly.

gps satellites maintain positional accuracy within 1 arcsecond, ensuring precise location services worldwide.

the star's position was measured with an uncertainty of only 0.02 arcseconds using advanced interferometry.

astronomers detected a binary star system with a separation of just 0.1 arcseconds.

the adaptive optics system corrects atmospheric distortion to within 0.3 arcseconds of perfect clarity.

parallax measurements of this star yield a distance with an error margin less than 0.5 arcseconds.

high-resolution imaging reveals planetary disks separated by several arcseconds from their parent stars.

the aberration of the mirror introduced an error of 2 arcseconds in the observations.

regular stellar catalog updates refine positional data to accuracies of 0.1 arcseconds or better.

the angular resolution required to resolve these binary stars is approximately 0.02 arcseconds.

survey telescopes map the sky with a precision of about 1 arcsecond per pixel.

instrumental drift caused a systematic offset of 0.5 arcseconds in the telescope's pointing.