Astrophysics (Index)About

4MOST

(4-metre Multi-object Spectroscopic Telescope)
(spectrograph in development for VISTA telescope)

4MOST (for 4-metre Multi-object Spectroscopic Telescope) is an fiber-fed optical multi-object spectrograph on VISTA, having replaced VIRCAM, the telescope's original camera. 4MOST intends to simultaneously obtain spectra for 2400 objects over a 4 square degree field. It was installed in 2024 and commissioning is in progress, with normal operation expected in 2026.


(instrument,spectroscope,construction)
Further reading:
https://www.4most.eu/
https://ui.adsabs.harvard.edu/abs/2012SPIE.8446E..0TD/abstract
https://ui.adsabs.harvard.edu/abs/2018IAUS..334..225F/abstract
https://ui.adsabs.harvard.edu/abs/2019Msngr.175....3D/abstract
WaveLFreqPhoton
Energy
  
370nm810THz3.4eVbegin4MOST
950nm316THz1.4eVend4MOST

Referenced by page:
VISTA

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