\begin{table}%T5 \par \caption{\label{tab:cf}Coefficients and range of applicability of the flux calibrations for various $\phi_{\zeta} = \mathcal{F_{{\rm Bol}}}({\rm Earth})~10^{0.4~m_{\zeta}}$.} \small%\centering \par \begin{tabular}{llccccccccccc} \hline\hline\noalign{\smallskip} $\phi_{\zeta}$ & Colour & $\feh$ range & Colour range & $b_0$ & $b_1$ & $b_2$ & $b_3$ & $b_4$ & $b_5$ & $b_6$ & $N$ & $\sigma(\%)$ \\ \noalign{\smallskip}\hline $B_{\rm T}$ & $(B-V)_{\rm T}$ & $[-2.7,0.4]$ & $[0.19,1.43]$ & $2.1904$ & $5.7106$ & $-6.7110$ & $7.4160$ & $-0.6704$ & $-0.1501$ & $-0.0720$ & $260$ & $3.1$\\ $B_{\rm T}$ & $V_{\rm T}-J$ & $[-2.7,0.4]$ & $[0.51,2.56]$ & $1.8160$ & $3.2833$ & $-2.3210$ & $1.7358$ & $1.2140$ & $-1.0830$ & $0.0343$ & $261$ & $4.2$\\ $B_{\rm T}$ & $V_{\rm T}-H$ & $[-2.7,0.4]$ & $[0.53,3.16]$ & $1.7597$ & $3.1896$ & $-1.8419$ & $0.9465$ & $0.9826$ & $-0.9055$ & $0.0809$ & $255$ & $4.0$\\ $B_{\rm T}$ & $V_{\rm T}-K_{\rm S}$ & $[-2.7,0.4]$ & $[0.59,3.29]$ & $1.7202$ & $3.0146$ & $-1.6377$ & $0.8033$ & $0.8591$ & $-0.8644$ & $0.0669$ & $262$ & $3.9$\\ $V_{\rm T}$ & $(B-V)_{\rm T}$ & $[-2.7,0.4]$ & $[0.19,1.43]$ & $2.7098$ & $-0.2765$ & $0.1523$ & $0.8122$ & $-0.2261$ & $-0.1789$ & $-0.0413$ & $253$ & $2.7$\\ $V_{\rm T}$ & $V_{\rm T}-J$ & $[-2.7,0.4]$ & $[0.62,2.53]$ & $2.1815$ & $0.9268$ & $-0.7701$ & $0.4029$ & $0.1047$ & $-0.2609$ & $-0.0048$ & $249$ & $0.7$\\ $V_{\rm T}$ & $V_{\rm T}-H$ & $[-2.7,0.4]$ & $[0.68,3.16]$ & $2.1800$ & $0.8514$ & $-0.5793$ & $0.2235$ & $0.0936$ & $-0.2458$ & $0.0019$ & $261$ & $0.9$\\ $V_{\rm T}$ & $V_{\rm T}-K_{\rm S}$ & $[-2.7,0.4]$ & $[0.59,3.29]$ & $2.2565$ & $0.6787$ & $-0.4536$ & $0.1800$ & $0.0785$ & $-0.2407$ & $-0.0011$ & $256$ & $0.9$\\ $B$ & $B-V$ & $[-5.0,0.4]$ & $[0.18,1.22]$ & $1.9571$ & $ 6.9680$ & $ -11.0277$ & $ 11.4450$ & $-0.4975$ & $-0.1276$ & $-0.0432$ & $331$ & $2.3$\\ $B$ & $V-R_{\rm C}$ & $[-5.0,0.3]$ & $[0.24,0.79]$ & $2.0002$ & $ 6.6483$ & $ -4.6407$ & $ 25.3881$ & $ 0.9547$ & $-0.3756$ & $-0.0067$ & $186$ & $1.9$\\ $B$ & $(R-I)_{\rm C}$ & $[-5.0,0.3]$ & $[0.23,0.68]$ & $9.8257$ & $-57.0297$ & $ 152.2749$ & $ -77.6378$ & $ 4.3253$ & $-1.1377$ & $ 0.0411$ & $202$ & $3.2$\\ $B$ & $V-I_{\rm C}$ & $[-5.0,0.3]$ & $[0.46,1.47]$ & $4.3948$ & $ -6.0713$ & $ 9.6862$ & $ 0.2327$ & $ 0.9298$ & $-0.5392$ & $ 0.0089$ & $196$ & $1.6$\\ $B$ & $V-J$ & $[-5.0,0.4]$ & $[0.50,2.44]$ & $1.6664$ & $ 3.5465$ & $ -2.5257$ & $ 1.5310$ & $ 0.4259$ & $-0.4354$ & $ 0.0047$ & $332$ & $2.8$\\ $B$ & $V-H$ & $[-5.0,0.4]$ & $[0.52,2.84]$ & $1.6852$ & $ 3.2925$ & $ -1.9206$ & $ 0.8026$ & $ 0.2172$ & $-0.1301$ & $ 0.0346$ & $328$ & $2.9$\\ $B$ & $V-K_{\rm S}$ & $[-5.0,0.4]$ & $[0.57,3.03]$ & $1.5185$ & $ 3.3566$ & $ -1.8830$ & $ 0.7301$ & $ 0.2887$ & $-0.2929$ & $ 0.0240$ & $363$ & $2.8$\\ $V$ & $B-V$ & $[-5.0,0.4]$ & $[0.30,1.03]$ & $1.2581$ & $ 5.8828$ & $ -9.9287$ & $ 6.8432$ & $ 0.2290$ & $-0.3935$ & $-0.0420$ & $241$ & $1.9$\\ $V$ & $V-R_{\rm C}$ & $[-5.0,0.3]$ & $[0.24,0.79]$ & $2.6659$ & $ -1.6396$ & $ 3.9243$ & $ 2.9911$ & $ 0.0978$ & $-0.2339$ & $-0.0252$ & $177$ & $0.7$\\ $V$ & $(R-I)_{\rm C}$ & $[-5.0,0.3]$ & $[0.25,0.68]$ & $4.9994$ & $-20.1727$ & $ 49.0418$ & $ -27.5918$ & $ 0.9465$ & $-0.4491$ & $-0.0166$ & $197$ & $1.5$\\ $V$ & $V-I_{\rm C}$ & $[-5.0,0.3]$ & $[0.48,1.47]$ & $3.4468$ & $ -3.8760$ & $ 4.5692$ & $ -0.7285$ & $ 0.1832$ & $-0.2991$ & $-0.0231$ & $184$ & $0.8$\\ $V$ & $V-J$ & $[-5.0,0.4]$ & $[0.73,2.21]$ & $1.8195$ & $ 1.5562$ & $ -1.3322$ & $ 0.5627$ & $ 0.1249$ & $-0.3112$ & $-0.0213$ & $314$ & $0.8$\\ $V$ & $V-H$ & $[-5.0,0.4]$ & $[0.67,3.01]$ & $2.0139$ & $ 1.0845$ & $ -0.8071$ & $ 0.2761$ & $ 0.0567$ & $-0.2147$ & $-0.0124$ & $369$ & $0.9$\\ $V$ & $V-K_{\rm S}$ & $[-5.0,0.4]$ & $[0.93,3.15]$ & $1.7662$ & $ 1.4154$ & $ -0.9302$ & $ 0.2726$ & $ 0.0692$ & $-0.2506$ & $-0.0160$ & $316$ & $0.9$\\ $R_{\rm C}$ & $B-V$ & $[-5.0,0.3]$ & $[0.35,1.29]$ & $2.5759$ & $ -1.8536$ & $ 1.3042$ & $ 0.1015$ & $-0.0130$ & $-0.1229$ & $-0.0142$ & $179$ & $0.8$\\ $R_{\rm C}$ & $V-R_{\rm C}$ & $[-5.0,0.3]$ & $[0.24,0.79]$ & $2.7031$ & $ -4.2859$ & $ 6.9274$ & $ -2.1959$ & $ 0.1482$ & $-0.1968$ & $-0.0186$ & $180$ & $0.7$\\ $R_{\rm C}$ & $(R-I)_{\rm C}$ & $[-5.0,0.3]$ & $[0.23,0.68]$ & $3.2131$ & $ -8.5410$ & $ 17.3691$ & $ -9.1350$ & $ 0.4602$ & $-0.3054$ & $-0.0171$ & $203$ & $1.0$\\ $R_{\rm C}$ & $V-I_{\rm C}$ & $[-5.0,0.3]$ & $[0.48,1.47]$ & $2.9759$ & $ -3.2013$ & $ 2.9454$ & $ -0.6516$ & $ 0.1331$ & $-0.2408$ & $-0.0187$ & $185$ & $0.7$\\ $R_{\rm C}$ & $V-J$ & $[-5.0,0.3]$ & $[0.86,2.36]$ & $2.5806$ & $ -1.0234$ & $ 0.4055$ & $ 0.0107$ & $ 0.0874$ & $-0.2508$ & $-0.0181$ & $184$ & $0.7$\\ $R_{\rm C}$ & $V-H$ & $[-5.0,0.3]$ & $[0.93,2.99]$ & $2.5007$ & $ -0.6801$ & $ 0.1842$ & $ 0.0176$ & $ 0.0746$ & $-0.2604$ & $-0.0185$ & $196$ & $0.7$\\ $R_{\rm C}$ & $V-K_{\rm S}$ & $[-5.0,0.3]$ & $[1.00,3.13]$ & $2.5606$ & $ -0.7448$ & $ 0.2212$ & $ 0.0049$ & $ 0.0665$ & $-0.2509$ & $-0.0184$ & $193$ & $0.7$\\ $I_{\rm C}$ & $B-V$ & $[-5.0,0.3]$ & $[0.35,1.29]$ & $2.6765$ & $ -3.8643$ & $ 3.7834$ & $ -1.2273$ & $ 0.0145$ & $-0.0358$ & $-0.0015$ & $200$ & $1.0$\\ $I_{\rm C}$ & $V-R_{\rm C}$ & $[-5.0,0.3]$ & $[0.24,0.79]$ & $2.6963$ & $ -6.8081$ & $ 11.3579$ & $ -6.1859$ & $ 0.1798$ & $-0.1418$ & $-0.0112$ & $191$ & $1.1$\\ $I_{\rm C}$ & $(R-I)_{\rm C}$ & $[-5.0,0.3]$ & $[0.27,0.68]$ & $3.1500$ & $-10.0132$ & $ 18.2682$ & $ -10.8668$ & $ 0.3653$ & $-0.2329$ & $-0.0123$ & $177$ & $0.9$\\ $I_{\rm C}$ & $V-I_{\rm C}$ & $[-5.0,0.3]$ & $[0.48,1.47]$ & $3.0203$ & $ -4.5225$ & $ 4.0375$ & $ -1.1781$ & $ 0.1371$ & $-0.1866$ & $-0.0122$ & $197$ & $0.8$\\ $I_{\rm C}$ & $V-J$ & $[-5.0,0.3]$ & $[0.86,2.36]$ & $2.7912$ & $ -2.2548$ & $ 1.1687$ & $ -0.1986$ & $ 0.0817$ & $-0.1908$ & $-0.0118$ & $186$ & $1.1$\\ $I_{\rm C}$ & $V-H$ & $[-5.0,0.3]$ & $[0.93,2.99]$ & $2.7888$ & $ -1.8271$ & $ 0.7688$ & $ -0.1061$ & $ 0.0734$ & $-0.2132$ & $-0.0138$ & $187$ & $1.0$\\ $I_{\rm C}$ & $V-K_{\rm S}$ & $[-5.0,0.3]$ & $[1.00,3.13]$ & $2.7797$ & $ -1.7014$ & $ 0.6710$ & $ -0.0868$ & $ 0.0603$ & $-0.1891$ & $-0.0123$ & $193$ & $0.9$\\ $J$ & $B-V$ & $[-5.0,0.4]$ & $[0.30,1.29]$ & $2.2253$ & $ -3.5932$ & $ 2.9303$ & $ -0.8741$ & $ 0.0199$ & $ 0.0132$ & $ 0.0057$ & $346$ & $3.4$\\ $J$ & $V-R_{\rm C}$ & $[-5.0,0.3]$ & $[0.24,0.79]$ & $2.5765$ & $ -8.1969$ & $ 12.1713$ & $ -6.3037$ & $ 0.1393$ & $-0.0769$ & $-0.0048$ & $186$ & $2.9$\\ $J$ & $(R-I)_{\rm C}$ & $[-5.0,0.3]$ & $[0.27,0.68]$ & $2.9723$ & $-10.6481$ & $ 16.3430$ & $ -8.5334$ & $ 0.2971$ & $-0.1854$ & $-0.0095$ & $195$ & $3.0$\\ $J$ & $V-I_{\rm C}$ & $[-5.0,0.3]$ & $[0.52,1.47]$ & $2.8966$ & $ -5.1154$ & $ 4.0119$ & $ -1.0879$ & $ 0.1059$ & $-0.1232$ & $-0.0066$ & $192$ & $2.6$\\ $J$ & $V-J$ & $[-5.0,0.4]$ & $[0.82,2.44]$ & $2.7915$ & $ -2.8096$ & $ 1.2799$ & $ -0.2049$ & $ 0.0479$ & $-0.1059$ & $-0.0054$ & $308$ & $0.8$\\ $J$ & $V-H$ & $[-5.0,0.4]$ & $[0.88,2.99]$ & $2.5885$ & $ -2.0262$ & $ 0.7430$ & $ -0.0963$ & $ 0.0587$ & $-0.1577$ & $-0.0092$ & $303$ & $1.9$\\ $J$ & $V-K_{\rm S}$ & $[-5.0,0.4]$ & $[0.93,3.13]$ & $2.5578$ & $ -1.8710$ & $ 0.6433$ & $ -0.0785$ & $ 0.0457$ & $-0.1326$ & $-0.0078$ & $314$ & $1.7$\\ $H$ & $B-V$ & $[-5.0,0.4]$ & $[0.18,1.29]$ & $2.1337$ & $ -3.6473$ & $ 2.6261$ & $ -0.6782$ & $-0.0780$ & $ 0.1274$ & $ 0.0179$ & $331$ & $4.6$\\ $H$ & $V-R_{\rm C}$ & $[-5.0,0.3]$ & $[0.24,0.79]$ & $2.5341$ & $ -8.8850$ & $ 12.8801$ & $ -6.5281$ & $ 0.0339$ & $-0.0012$ & $ 0.0022$ & $184$ & $3.6$\\ $H$ & $(R-I)_{\rm C}$ & $[-5.0,0.3]$ & $[0.23,0.68]$ & $2.9097$ & $-11.1909$ & $ 16.5901$ & $ -8.3344$ & $ 0.1844$ & $-0.1169$ & $-0.0047$ & $192$ & $3.6$\\ $H$ & $V-I_{\rm C}$ & $[-5.0,0.3]$ & $[0.48,1.47]$ & $2.8833$ & $ -5.5447$ & $ 4.2495$ & $ -1.1267$ & $ 0.0504$ & $-0.0512$ & $-0.0009$ & $195$ & $3.1$\\ $H$ & $V-J$ & $[-5.0,0.4]$ & $[0.50,2.44]$ & $2.5764$ & $ -2.6119$ & $ 1.0580$ & $ -0.1490$ & $ 0.0033$ & $-0.0098$ & $ 0.0031$ & $353$ & $2.8$\\ $H$ & $V-H$ & $[-5.0,0.4]$ & $[0.88,3.01]$ & $2.4574$ & $ -2.0093$ & $ 0.6768$ & $ -0.0808$ & $ 0.0246$ & $-0.0665$ & $-0.0016$ & $344$ & $1.0$\\ $H$ & $V-K_{\rm S}$ & $[-5.0,0.4]$ & $[0.57,3.15]$ & $2.3732$ & $ -1.7778$ & $ 0.5485$ & $ -0.0599$ & $ 0.0140$ & $-0.0407$ & $ 0.0005$ & $363$ & $2.2$\\ $K_{\rm S}$ & $B-V$ & $[-5.0,0.4]$ & $[0.30,1.29]$ & $2.1537$ & $ -3.9640$ & $ 3.0680$ & $ -0.8653$ & $-0.0586$ & $ 0.1098$ & $ 0.0163$ & $353$ & $4.9$\\ $K_{\rm S}$ & $V-R_{\rm C}$ & $[-5.0,0.3]$ & $[0.24,0.76]$ & $2.5709$ & $ -9.5441$ & $ 14.4103$ & $ -7.6430$ & $ 0.0585$ & $-0.0186$ & $ 0.0006$ & $190$ & $3.8$\\ $K_{\rm S}$ & $(R-I)_{\rm C}$ & $[-5.0,0.3]$ & $[0.25,0.68]$ & $2.8803$ & $-11.4591$ & $ 17.4060$ & $ -9.0419$ & $ 0.2418$ & $-0.1469$ & $-0.0066$ & $199$ & $3.6$\\ $K_{\rm S}$ & $V-I_{\rm C}$ & $[-5.0,0.3]$ & $[0.48,1.47]$ & $2.7928$ & $ -5.4377$ & $ 4.1682$ & $ -1.1105$ & $ 0.0661$ & $-0.0690$ & $-0.0019$ & $201$ & $3.2$\\ $K_{\rm S}$ & $V-J$ & $[-5.0,0.4]$ & $[0.50,2.36]$ & $2.6548$ & $ -2.8832$ & $ 1.2411$ & $ -0.1878$ & $ 0.0146$ & $-0.0315$ & $ 0.0013$ & $328$ & $2.9$\\ $K_{\rm S}$ & $V-H$ & $[-5.0,0.4]$ & $[0.88,2.99]$ & $2.4939$ & $ -2.1600$ & $ 0.7593$ & $ -0.0946$ & $ 0.0342$ & $-0.0879$ & $-0.0029$ & $317$ & $2.5$\\ $K_{\rm S}$ & $V-K_{\rm S}$ & $[-5.0,0.4]$ & $[0.93,3.03]$ & $2.5097$ & $ -2.0732$ & $ 0.6972$ & $ -0.0836$ & $ 0.0229$ & $-0.0641$ & $-0.0017$ & $328$ & $1.1$\\ \hline \end{tabular} \tablefoot{$N$ is the number of stars employed for the fit after the $3$ sigma clipping and $\sigma(\%)$ is the standard deviation of the final calibrations in percent. The coefficients of the calibrations $b_i$ are given in units of $10^{-5}~{\rm erg~cm^{-2}~s^{-1}}$.} %\vspace*{0.1mm} \end{table}