SIMTERFERE: An optical interferometry simulator for quantifying the coherent flux stability of VLTI/GRAVITY+ - Reaching per mill stability: Application to exoplanet spectroscopy

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Table 2

Atmospheric conditions during observations of β Pictoris at the Paranal astronomical site.

Quantity	Value	Unit
Seeing (λ = 500 nm)	${0.69}_{- 0.08}^{+ 0.09}$ $Mathematical equation: $\[0.69_{-0.08}^{+0.09}\]$$	(″)
Coherence time	${7.1}_{- 1.3}^{+ 1.4}$ $Mathematical equation: $\[7.1_{-1.3}^{+1.4}\]$$	(ms)
Wind speed	${1.0}_{- 0.3}^{+ 0.7}$ $Mathematical equation: $\[1.0_{-0.3}^{+0.7}\]$$	(m/s)
Precipitable water vapor	${1.56}_{- 0.07}^{+ 0.04}$ $Mathematical equation: $\[1.56_{-0.07}^{+0.04}\]$$	(mm)

Notes. Values are temporal medians with 16–84th percentile range uncertainties.

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