Monthly Archives: February 2018

Database prototype was opened to PFS collaboration

Written by Masayuki Tanaka (NAOJ) PFS survey is going to collect a huge amount of data.  Thanks to the high multiplexity with 2400 fibers, we are going to collect as many as 67,000 spectra in a single night according to the current survey plan.  In addition, we will measure a variety of physical parameters  — redshifts of galaxies, strengths of emission and absorption… Read more »

Updates on Development of Metrology Camera System

“Metrology Camera System” is one of the PFS instrument subsystems under development by ASIAA (Academia Sinica Institute of Astronomy and Astrophysics, Taiwan). This is a small telescope system installed onto the Cassegrain Focus at the bottom of the Subaru telescope to look up the Prime focus, take the image of approximately 2400 back-illuminated fiber spots in one exposure with the large… Read more »