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Table 1

Astrometric and spectroscopic accuracies of various current and future instruments, capable of observing in the near infrared.


NACOa (VLT): ~300 μas
GRAVITY (VLT): ~10 μas
MICADOb (E-ELT): 50−100μas
TMTc: ~100 μas
GMTd: ~100 μas


NIRSPECe (Keck): ~10 km s-1
GRAVITY (VLT): 100 km s-1
MICADO (E-ELT): ~1 km s-1
SINFONIf (VLT): ~10 km s-1

Notes. The instruments NACO, GRAVITY, NIRSPEC and SINFONI are already in use. The other instruments are supposed to be operational in 2020−2025.


Nasmyth adaptive optics system (NAOS) Near-infrared imager and spectrograph (CONICA).


Multi-AO imaging camera for deep observations.


Thirty meter telescope.


Giant Magellan telescope.


Near infrared echelle spectrograph.


Spectrograph for integral field observations in the near infrared.

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