POSS-II

AcronymDefinition
POSS-IISecond Palomar Observatory Sky Survey
References in periodicals archive ?
Automated star/galaxy classification for digitized POSS-II. Astron.
Initial galaxy counts from digitized POSS-II. Astron.
This location is just east of the position shown on the POSS-II red plate, a change in position that correlates with the SNR's expansion rate of ~0.2" per year as calculated by van den Bergh.
On the second Palomar Observatory Sky Survey (POSS-II), M84 looks like a pure elliptical galaxy without a hint of a disk.