in A Dictionary of Astronomy
P ublished online February 2018 .
Reference Entry. Subjects: Astronomy and Astrophysics; Astronomical Instrumentation, Methods, and Techniques; Galaxies. 57 words.
Observed proper motion multiplied by a scaling factor to reduce it to a standard distance. For example, the relative distances of a sample of stars such as Cepheid variables can be derived...
in Publications of the Astronomical Society of Japan
February 2010; p ublished online February 2010 .
Journal Article. Subjects: Galaxies; Stars. 4236 words.
We search for stars with proper motions in a set of deep Subaru images, covering about 0.48 square degrees to a depth of [math] 26, taken over a span of five and a half years. We follow the...