Interferometric study on the temporal variability of the brightness distributions of protoplanetary disks

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Volume 642 (October 2020)

A&A, 642 (2020) A104

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Table 1

Overview of the objects showing strong indications of temporal variability based on the comparison approach including multi-epoch observations with baseline deviations up to 10% (see Sect. 4.3 for details).

Name	Instrument	Band				Δt_var (d)
HD 50138	AMBER	K	9.8 × 10⁻⁴	0.318	0.999 999 999 996	56
DX Cha	PIONIER	H	1.36 × 10⁻³²⁹	0.281	0.999 999 999 985	1^⋆
V856 Sco	PIONIER	H	3.08 × 10⁻¹¹	0.156	0.997	1^⋆
	AMBER	K	1.65 × 10⁻⁷	0.531	0.999 999 991	1^⋆
AK Sco	PIONIER	H	3.04 × 10⁻³³	0.539	0.999 998 5	22^⋆
HD 163296	PIONIER	H	2.95 × 10⁻³⁶	0.124	0.99895	12
	AMBER	K	3.84 × 10⁻⁴⁹	0.51	1.0	6^⋆
R CrA	AMBER	K	2.01 × 10⁻¹³	0.464	0.999 999 98	1^⋆

Notes. Objects, for which the shortest timescale with significant variations corresponds to the shortest timescale covered by the observations, are marked with a star ^⋆.

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