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Table 2

Parameters used in the websim simulations.

Parameter Value(s)

Diameter of primary (M1) 42 m
Effective central obscuration 9%
Throughput (telescope)  ≥ 80%
Throughput (instrument, inc. detectors) 30% @0.850 μm
35% @1.175 μm
IFU slice width 37.5 mas
Spectral resolving power 4000 and 10 000
Dark current 0.01 e/pixel/s
Read-out noise 2.3 e/pixel
Exposure time 20  ×  1800 s

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