Differential rotation in rapidly rotating early-type stars - I. Motivations for combined spectroscopic and interferometric studies

J. Zorec; Y. Frémat; A. Domiciano de Souza; O. Delaa; P. Stee; D. Mourard; L. Cidale; C. Martayan; C. Georgy; S. Ekström

doi:10.1051/0004-6361/201015691

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Volume 526 (February 2011)

A&A, 526 (2011) A87

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Table 2

Models of stars with rigid rotation.

ZAMS	M = 5 M_⊙, t/t_MS = 0.011, Ω_cr = 1.92 × 10^-4

Ω/Ω_cr	ρ _c	R_p/R_⊙	R_e/R_p	V _eq	J/M	η _o	K/\|W\|
					× 10^-17		× 10²

0.00	19.498	2.644	1.000	0	0.000	0.000	0.000
0.50	19.688	2.611	1.050	183	2.091	0.096	0.172
0.60	19.773	2.598	1.076	224	2.515	0.147	0.248
0.70	19.875	2.583	1.111	268	2.944	0.216	0.339
0.80	19.996	2.560	1.160	316	3.378	0.311	0.444
0.90	20.136	2.539	1.239	377	3.819	0.466	0.564
0.95	20.213	2.531	1.311	418	4.043	0.606	0.630
0.98	20.262	2.526	1.387	455	4.179	0.755	0.671
0.99	20.279	2.521	1.422	470	4.225	0.824	0.686
1.00	20.295	2.517	1.512	503	4.270	0.996	0.700

TAMS	M = 5 M_⊙, t/t_MS = 1.000, Ω_cr = 4.79 × 10^-5

0.00	27.479	6.454	1.000	0	0.000	0.000	0.000
0.50	27.527	6.432	1.044	112	0.952	0.088	0.024
0.60	27.548	6.424	1.068	137	1.145	0.135	0.034
0.70	27.573	6.411	1.101	165	1.340	0.200	0.046
0.80	27.672	6.397	1.149	196	1.536	0.294	0.061
0.90	27.636	6.382	1.228	234	1.735	0.448	0.077
0.95	27.654	6.375	1.296	260	1.836	0.582	0.086
0.98	27.666	6.370	1.369	282	1.896	0.723	0.092
0.99	27.670	6.369	1.410	293	1.917	0.804	0.094
1.00	27.682	6.367	1.510	317	1.936	0.996	0.096

ZAMS	M = 15 M_⊙, t/t_MS = 0.013, Ω_cr = 1.34 × 10^-4

0.00	5.781	4.895	1.000	0	0.000	0.000	0.000
0.50	5.847	4.825	1.052	237	6.510	0.099	0.268
0.60	5.877	4.785	1.079	290	7.839	0.151	0.386
0.70	5.914	4.742	1.115	346	9.184	0.220	0.528
0.80	5.956	4.698	1.166	409	10.551	0.319	0.692
0.90	6.006	4.647	1.246	485	11.947	0.475	0.880
0.95	6.034	4.629	1.321	540	12.660	0.619	0.984
0.98	6.051	4.603	1.385	580	13.095	0.743	1.050
0.99	6.058	4.596	1.421	600	13.240	0.814	1.072
1.00	6.064	4.591	1.517	644	13.387	0.994	1.095

TAMS	M = 15 M_⊙, t/t_MS = 1.000, Ω_cr = 2.76 × 10^-5

0.00	9.226	13.346	1.000	0	0.000	0.000	0.000
0.50	9.236	13.306	1.045	133	2.268	0.088	0.022
0.60	9.240	13.289	1.068	163	2.728	0.135	0.032
0.70	9.245	13.268	1.101	196	3.192	0.200	0.044
0.80	9.251	13.241	1.149	233	3.661	0.294	0.057
0.90	9.259	13.212	1.228	279	4.136	0.447	0.072
0.95	9.263	13.197	1.297	310	4.377	0.581	0.081
0.98	9.265	13.189	1.369	336	4.522	0.722	0.087
0.99	9.266	13.186	1.410	350	4.571	0.802	0.088
1.00	9.267	13.183	1.511	378	4.619	0.996	0.090

Notes. ρ_c is given in g cm^-3; Ω_cr is given in s^-1; V_eq is given in km s^-1; the units of J/M are cm²s^-1; t is age and t_MS is the MS life span.

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