Table 2: Comparison of zero-points of different kinds of apparent magnitude ("default'', "Kron'' and "isophotal'') with the "total'' magnitude.
X-axis Y-axis $\langle X-Y \rangle$ $\sigma$ n

DENIS $I_{\rm t}$ DENIS $I_{\rm d}$ -0.058 0.043 $93 \ 666$

DENIS $I_{\rm t}$ DENIS $I_{\rm k}$ -0.063 0.017 $91 \ 811$

DENIS $I_{\rm t}$ DENIS $I_{\rm s}$ -0.214 0.101 $81 \ 536$

DENIS $J_{\rm t}$ DENIS $J_{\rm d}$ -0.053 0.061 $49 \ 746$

DENIS $J_{\rm t}$ DENIS $J_{\rm k}$ -0.068 0.027 $49 \ 357$

DENIS $J_{\rm t}$ DENIS $J_{\rm s}$ -0.304 0.121 $39 \ 175$

DENIS $K_{\rm t}$ DENIS $K_{\rm d}$ -0.025 0.044 $19 \ 406$

DENIS $K_{\rm t}$ DENIS $K_{\rm k}$ -0.136 0.086 $20 \ 217$

DENIS $K_{\rm t}$ DENIS $K_{\rm s}$ -0.115 0.102 $9 \ 923$

**Table 2:** Comparison of zero-points of different kinds of apparent magnitude ("default'', "Kron'' and "isophotal'') with the "total'' magnitude.
X-axis	Y-axis	$\langle X-Y \rangle$	$\sigma$	n
DENIS $I_{\rm t}$	DENIS $I_{\rm d}$	-0.058	0.043	$93 \ 666$
DENIS $I_{\rm t}$	DENIS $I_{\rm k}$	-0.063	0.017	$91 \ 811$
DENIS $I_{\rm t}$	DENIS $I_{\rm s}$	-0.214	0.101	$81 \ 536$
DENIS $J_{\rm t}$	DENIS $J_{\rm d}$	-0.053	0.061	$49 \ 746$
DENIS $J_{\rm t}$	DENIS $J_{\rm k}$	-0.068	0.027	$49 \ 357$
DENIS $J_{\rm t}$	DENIS $J_{\rm s}$	-0.304	0.121	$39 \ 175$
DENIS $K_{\rm t}$	DENIS $K_{\rm d}$	-0.025	0.044	$19 \ 406$
DENIS $K_{\rm t}$	DENIS $K_{\rm k}$	-0.136	0.086	$20 \ 217$
DENIS $K_{\rm t}$	DENIS $K_{\rm s}$	-0.115	0.102	$9 \ 923$

Source LaTeX | All tables | In the text

	1 Introduction
	2 First reduction process and checking
	3 Recognition and photometry of galaxies
	4 Mean of different determinations
	5 Magnitudes and diameters
	6 Comparison with independent surveys
	7 Influence of flags
	8 The catalog of raw data
	References