Monthly Archives: January 2024

On-telescope test with four Spectrograph

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About one month has already passed since (western) new year. PFS project is keeping the efforts on development in this year to complete the instrument and start scientific operation. In the end of 2023, the four spectrograph modules were finally integrated at Subaru Telescope, National Astronomical Observatory of Japan (NAOJ), except for one near-infrared camera. After it, we carried out… Read more »