Estimation of the lateral mis-registrations of the GRAVITY+ adaptive optics system - Perturbative method with open-loop modal correlation and non-perturbative method with temporal correlation of closed-loop telemetry

Open Access

Fig. 9

Influence of the wind speed υ₀ and number of photons n^ph on the estimation of the lateral error δ = (δ^‖, δ^⊥) in the wind frame, parallel (plain curves) and perpendicular (dashed curves) to the wind direction θ₀. The coloured areas emphasise the ±1 σ regions.

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