Table 4: $\xi$ Hya squared visibilities.
Julian Date Stations N B (m) Az. ( $\deg$ ) $V^2 \pm {\rm stat} \pm {\rm syst}$ Calibrators

2 452 681.743 B3-D1 333 23.650 27.39 $0.9539\pm0.0376\pm0.0008$ $\alpha$ Crt

2 452 681.747 B3-D1 460 23.727 26.48 $0.9520\pm0.0305\pm0.0008$ $\alpha$ Crt

2 452 681.751 B3-D1 343 23.801 25.51 $0.9281\pm0.0334\pm0.0007$ $\alpha$ Crt

2 452 681.777 B3-D1 452 23.995 20.50 $0.9555\pm0.0304\pm0.0008$ $\alpha$ Crt

2 452 681.781 B3-D1 332 23.989 19.60 $0.9383\pm0.0337\pm0.0008$ $\alpha$ Crt

2 452 681.785 B3-D1 427 23.975 18.89 $0.9424\pm0.0305\pm0.0008$ $\alpha$ Crt

2 452 682.729 B3-D1 354 23.407 29.82 $0.9560\pm0.0251\pm0.0009$ $\alpha$ Crt

2 452 682.752 B3-D1 295 23.846 24.85 $0.9519\pm0.0280\pm0.0009$ $\alpha$ Crt

2 452 682.792 B3-D1 297 23.904 17.19 $0.9420\pm0.0317\pm0.0007$ $\alpha$ Crt

2 452 682.801 B3-D1 403 23.773 15.47 $0.9351\pm0.0237\pm0.0007$ $\alpha$ Crt

2 452 760.583 B3-M0 350 138.521 60.37 $0.2383\pm0.0058\pm0.0069$ $\alpha$ Crt

2 452 760.600 B3-M0 343 136.690 63.11 $0.2520\pm0.0061\pm0.0073$ $\alpha$ Crt

2 452 760.605 B3-M0 391 135.918 63.96 $0.2568\pm0.0059\pm0.0075$ $\alpha$ Crt

2 452 760.635 B3-M0 433 129.762 68.49 $0.2971\pm0.0058\pm0.0077$ $\alpha$ Crt

2 452 760.640 B3-M0 388 128.458 69.20 $0.2978\pm0.0061\pm0.0077$ $\alpha$ Crt

2 452 760.645 B3-M0 284 127.037 69.92 $0.3221\pm0.0071\pm0.0084$ $\alpha$ Crt

2 452 761.624 B3-M0 429 131.833 67.24 $0.2714\pm0.0063\pm0.0097$ 51 Hya

2 452 761.628 B3-M0 303 130.716 67.94 $0.2787\pm0.0077\pm0.0100$ 51 Hya

2 452 761.665 B3-M0 421 119.296 73.16 $0.3592\pm0.0063\pm0.0131$ 51 Hya

2 452 761.671 B3-M0 402 117.300 73.87 $0.3681\pm0.0067\pm0.0135$ 51 Hya

2 452 761.675 B3-M0 340 115.485 74.49 $0.3727\pm0.0087\pm0.0136$ 51 Hya

2 452 762.604 B3-M0 470 135.192 64.66 $0.2554\pm0.0021\pm0.0092$ 51 Hya

2 452 762.609 B3-M0 454 134.296 65.44 $0.2600\pm0.0022\pm0.0094$ 51 Hya

2 452 762.614 B3-M0 386 133.310 66.21 $0.2689\pm0.0049\pm0.0097$ 51 Hya

2 452 762.623 B3-M0 441 131.274 67.59 $0.2771\pm0.0027\pm0.0100$ 51 Hya

**Table 4:** $\xi$ Hya squared visibilities.
Julian Date	Stations	N	B (m)	Az. ( $\deg$ )	$V^2 \pm {\rm stat} \pm {\rm syst}$	Calibrators
2 452 681.743	B3-D1	333	23.650	27.39	$0.9539\pm0.0376\pm0.0008$	$\alpha$ Crt
2 452 681.747	B3-D1	460	23.727	26.48	$0.9520\pm0.0305\pm0.0008$	$\alpha$ Crt
2 452 681.751	B3-D1	343	23.801	25.51	$0.9281\pm0.0334\pm0.0007$	$\alpha$ Crt
2 452 681.777	B3-D1	452	23.995	20.50	$0.9555\pm0.0304\pm0.0008$	$\alpha$ Crt
2 452 681.781	B3-D1	332	23.989	19.60	$0.9383\pm0.0337\pm0.0008$	$\alpha$ Crt
2 452 681.785	B3-D1	427	23.975	18.89	$0.9424\pm0.0305\pm0.0008$	$\alpha$ Crt
2 452 682.729	B3-D1	354	23.407	29.82	$0.9560\pm0.0251\pm0.0009$	$\alpha$ Crt
2 452 682.752	B3-D1	295	23.846	24.85	$0.9519\pm0.0280\pm0.0009$	$\alpha$ Crt
2 452 682.792	B3-D1	297	23.904	17.19	$0.9420\pm0.0317\pm0.0007$	$\alpha$ Crt
2 452 682.801	B3-D1	403	23.773	15.47	$0.9351\pm0.0237\pm0.0007$	$\alpha$ Crt
2 452 760.583	B3-M0	350	138.521	60.37	$0.2383\pm0.0058\pm0.0069$	$\alpha$ Crt
2 452 760.600	B3-M0	343	136.690	63.11	$0.2520\pm0.0061\pm0.0073$	$\alpha$ Crt
2 452 760.605	B3-M0	391	135.918	63.96	$0.2568\pm0.0059\pm0.0075$	$\alpha$ Crt
2 452 760.635	B3-M0	433	129.762	68.49	$0.2971\pm0.0058\pm0.0077$	$\alpha$ Crt
2 452 760.640	B3-M0	388	128.458	69.20	$0.2978\pm0.0061\pm0.0077$	$\alpha$ Crt
2 452 760.645	B3-M0	284	127.037	69.92	$0.3221\pm0.0071\pm0.0084$	$\alpha$ Crt
2 452 761.624	B3-M0	429	131.833	67.24	$0.2714\pm0.0063\pm0.0097$	51 Hya
2 452 761.628	B3-M0	303	130.716	67.94	$0.2787\pm0.0077\pm0.0100$	51 Hya
2 452 761.665	B3-M0	421	119.296	73.16	$0.3592\pm0.0063\pm0.0131$	51 Hya
2 452 761.671	B3-M0	402	117.300	73.87	$0.3681\pm0.0067\pm0.0135$	51 Hya
2 452 761.675	B3-M0	340	115.485	74.49	$0.3727\pm0.0087\pm0.0136$	51 Hya
2 452 762.604	B3-M0	470	135.192	64.66	$0.2554\pm0.0021\pm0.0092$	51 Hya
2 452 762.609	B3-M0	454	134.296	65.44	$0.2600\pm0.0022\pm0.0094$	51 Hya
2 452 762.614	B3-M0	386	133.310	66.21	$0.2689\pm0.0049\pm0.0097$	51 Hya
2 452 762.623	B3-M0	441	131.274	67.59	$0.2771\pm0.0027\pm0.0100$	51 Hya

Source LaTeX | All tables | In the text

	1 Introduction
	2 Global characteristics of the stars
	3 Diameter interferometric measurements
	4 Models and results
	5 Concluding remarks
	References