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Table 3

Error caused by atmospheric perturbations.

Δ p UTs UTsa ATs a

0.0λ/D 0 nm 0 nm 0 nm
0.1λ/D 4 nm 96 nm 53 nm
0.2λ/D 9 nm 173 nm 123 nm
0.3λ/D 15 nm 240 nm 190 nm
0.4λ/D 22 nm >300 nma 243 nm
0.5λ/D 32 nm >300 nma >300 nma

Notes.

(a)

Without AO;

(b)

lower limit due to 2π wrapping.

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