**Table 2:** Atmospheric parameters for the analysed stars of the Praesepe cluster.
	Strömgren photometry		Geneva photometry		Final set
HD	$T_{{\rm eff}}$	$\ensuremath{\log g}$	$T_{{\rm eff}}$	$\ensuremath{\log g}$	$T_{{\rm eff}}$	$\ensuremath{\log g}$	$\upsilon _{{\rm mic}}$	$\ensuremath{{\upsilon}\sin i}$	$\sigma_{\ensuremath{{\upsilon}\sin i} }$	${\upsilon}_{{\rm r}}$	$\sigma_{{\upsilon}_{{\rm r}}}$
	[K]	[cgs]	[K]	[cgs]	[K]	[cgs]	[ ${\rm km~s}^{-1}$ ]	[ ${\rm km~s}^{-1}$ ]	[ ${\rm km~s}^{-1}$ ]	[ ${\rm km~s}^{-1}$ ]	[ ${\rm km~s}^{-1}$ ]
72757	7330	3.81			7400	3.60	2.7	179	10	35.8	7.0
72846	8187	3.85	8146	4.12	8045	3.50	2.5	119	6	35.1	7.3
73175	7735	3.94	7506	4.22	7660	3.94	2.6	163	9	36.7	5.7
73345	7779	3.92	7865	4.43	7993	3.96	2.6	85	4	34.5	4.4
73450	7271	3.77	7455	4.26	7270	4.20	2.7	138	7	34.5	5.1
73574	7659	3.90	7733	4.36	7662	4.00	2.6	102	4	35.3	4.5
73746	7390	4.01	7236	4.16	7440	4.08	2.7	95	4	34.2	3.6
73798	7355	3.80	7301	4.11	7328	3.95	2.7	200	11	34.1	5.9
73993	7124	3.74	7153	4.11	7138	3.92	2.8	240	14	33.6	7.5
74028	7517	3.65	7772	4.34	7750	4.50	2.6	150	9	35.3	7.4
74050	7767	3.78	7722	4.19	7872	3.66	2.6	188	8	36.0	7.8
74135			7016	4.22	7400	4.00	2.7	100	4	32.5	5.7
74587			7246	4.15	7500	4.20	2.7	90	4	33.9	4.1
74589	7581	4.04			7550	4.03	2.7	127	5	34.1	4.7
74656			7517	4.11	7800	3.99	3.6	25	1	34.1	1.3
74718	7599	3.99	7453	4.21	7600	4.00	2.7	155	7	34.1	5.7

Columns two to five show the fundamental parameters derived from Strömgren and Geneva photometry. The sixth and seventh columns show the final adopted parameters derived from spectroscopy.

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