Table 2: Offset positions of 2M1207 b from A on 27 April 2004, 5 February 2005 and 31 March 2005.
Observed If background

UT date $\Delta\alpha$ $\Delta\delta$ Separation PA $\Delta\alpha$ (If BKG) $\Delta\delta$ (If BKG) $\chi^2$ Probability

(mas) (mas) (mas) ( $^{\circ}$ ) (mas) (mas) "B is BKG''

27/04/2004 $629\pm4$ $-447\pm5$ $772\pm4$ $125.4\pm0.3$ - - - -

05/02/2005 $626\pm5$ $-446\pm4$ $768\pm5$ $125.4\pm0.3$ $673\pm12$ $-624\pm10$ 20 4 e-5

31/03/2005 $631\pm7$ $-451\pm10$ $776\pm8$ $125.5\pm0.3$ $695\pm13$ $-421\pm14$ 49 <1 e-9

**Table 2:** Offset positions of 2M1207 b from A on 27 April 2004, 5 February 2005 and 31 March 2005.
	Observed	If background
UT date	$\Delta\alpha$	$\Delta\delta$	Separation	PA	$\Delta\alpha$ (If BKG)	$\Delta\delta$ (If BKG)	$\chi^2$	Probability
	(mas)	(mas)	(mas)	( $^{\circ}$ )	(mas)	(mas)		"B is BKG''
27/04/2004	$629\pm4$	$-447\pm5$	$772\pm4$	$125.4\pm0.3$	-	-	-	-
05/02/2005	$626\pm5$	$-446\pm4$	$768\pm5$	$125.4\pm0.3$	$673\pm12$	$-624\pm10$	20	4 e-5
31/03/2005	$631\pm7$	$-451\pm10$	$776\pm8$	$125.5\pm0.3$	$695\pm13$	$-421\pm14$	49	<1 e-9

Source LaTeX | All tables | In the text

	1 Introduction
	2 Observations
	3 Companionship confirmation
	4 Discussion
	5 Conclusion
	References