Table 2: Photometry of the white dwarf COMBO-17 J1143. A minimum photometric error of $0\hbox{$.\!\!^{\rm m}$ }03$ was assumed to take calibration uncertainties into account.
$\lambda_{\rm {\rm cen}}$ / fwhm Vega-mag ABmag

365/36 U $22.65 \pm 0.04$ 23.44

458/97 B $22.45 \pm 0.03$ 22.34

538/89 V $21.86 \pm 0.03$ 21.86

648/160 R $21.46 \pm 0.03$ 21.67

857/147 I $21.60 \pm 0.04$ 22.11

J <21.6 <22.57

418/27 $22.70 \pm 0.05$ 22.54

462/13 $22.45 \pm 0.03$ 22.29

486/31 $22.15 \pm 0.03$ 22.11

519/16 $21.93 \pm 0.03$ 21.89

572/25 $21.71 \pm 0.03$ 21.77

605/21 $21.66 \pm 0.03$ 21.79

645/30 $21.45 \pm 0.03$ 21.69

696/21 $21.36 \pm 0.03$ 21.65

753/18 $21.38 \pm 0.03$ 21.77

816/21 $21.47 \pm 0.04$ 21.96

857/15 $21.66 \pm 0.13$ 22.24

914/26 $21.83 \pm 0.06$ 22.35

$(g-r)_{\rm SDSS}$ $0.71 \pm 0.12$

$(r-i)_{\rm SDSS}$ $-0.23 \pm 0.17$

$(g-r)_{\rm COMBO-17}$ $0.53 \pm 0.05$

$(r-i)_{\rm COMBO-17}$ $-0.12 \pm 0.05$

**Table 2:** Photometry of the white dwarf COMBO-17 J1143. A minimum photometric error of $0\hbox{$.\!\!^{\rm m}$ }03$ was assumed to take calibration uncertainties into account.
$\lambda_{\rm {\rm cen}}$ / fwhm	Vega-mag	ABmag
365/36	U	$22.65 \pm 0.04$	23.44
458/97	B	$22.45 \pm 0.03$	22.34
538/89	V	$21.86 \pm 0.03$	21.86
648/160	R	$21.46 \pm 0.03$	21.67
857/147	I	$21.60 \pm 0.04$	22.11
	J	<21.6	<22.57
418/27		$22.70 \pm 0.05$	22.54
462/13		$22.45 \pm 0.03$	22.29
486/31		$22.15 \pm 0.03$	22.11
519/16		$21.93 \pm 0.03$	21.89
572/25		$21.71 \pm 0.03$	21.77
605/21		$21.66 \pm 0.03$	21.79
645/30		$21.45 \pm 0.03$	21.69
696/21		$21.36 \pm 0.03$	21.65
753/18		$21.38 \pm 0.03$	21.77
816/21		$21.47 \pm 0.04$	21.96
857/15		$21.66 \pm 0.13$	22.24
914/26		$21.83 \pm 0.06$	22.35
$(g-r)_{\rm SDSS}$			$0.71 \pm 0.12$
$(r-i)_{\rm SDSS}$			$-0.23 \pm 0.17$
$(g-r)_{\rm COMBO-17}$			$0.53 \pm 0.05$
$(r-i)_{\rm COMBO-17}$			$-0.12 \pm 0.05$

Source LaTeX | All tables | In the text

	1 Introduction
	2 Data
	3 Discussion
	References