\begin{table}
\caption{\label{tab1}Properties of all stars observed 11$-$16 November 2008.}
\begin{tabular}{lllrrrrl}
\hline\hline\noalign{\smallskip}
2MASS ID & Other name & SpT\tablefootmark{a} & $D$ [pc]\tablefootmark{a} & $J$ mag\tablefootmark{a} & log $[L_{\rm x}/L_{\rm bol}]$\tablefootmark{a} & Filter & Epoch\tablefootmark{b}\\
\hline
J00150240-7250326\tablefootmark{c} &		&	M~1.0	&	38	&	8.62	&	$-$3.01	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J00155808-1636578 &		&	M~4.0	&	9	&	8.74	&	$-$3.08	&	$z^\prime$	&	2008.87	\\
J00171443-7032021 &		&	M~0.5	&	48	&	9.00	&	$-$3.23	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J00213729-4605331 &	GJ~3029	&	M~3.0	&	20\tablefootmark{d}	&	8.33	&	$-$2.56	&	$z^\prime$	&	2008.87	\\
J00250428-3646176\tablefootmark{c} &		&	M~2.5	&	28	&	8.65	&	$-$3.30	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J00275035-3233238\tablefootmark{g} &		&	M~3.5	&	28	&	8.97	&	$-$2.75	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J00281434-3227556 &		&	M~5.0	&	12	&	10.12	&	$-$2.85	&	$z^\prime$	&	2008.86	\\
J00503319+2449009\tablefootmark{c} &	GJ~3060A	&	M~3.5	&	12\tablefootmark{d}	&	7.92	&	$-$3.06	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J01025097+1856543 &		&	M~4.0	&	13	&	9.51	&	$-$3.24	&	$z^\prime$	&	2008.86	\\
J01071194-1935359\tablefootmark{c} &		&	M~1.0	&	30	&	8.15	&	$-$3.13	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J01093874-0710497\tablefootmark{c} &	HIP 5443	&	M~1.5	&	38\tablefootmark{d}	&	7.96	&	$-$3.70	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J01112343-0525381 &		&	M~3.5	&	35	&	9.47	&	$-$2.86	&	$z^\prime$	&	2008.87	\\
J01132817-3821024\tablefootmark{c} &		&	M~0.5	&	37	&	8.49	&	$-$3.19	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J01225093-2439505 &		&	M~3.5	&	45	&	10.08	&	$-$3.18	&	$z^\prime$	&	2008.88	\\
J01244246-1540454\tablefootmark{h} &	NLTT 4703	&	M~1.5	&	27	&	8.11	&	$-$4.01	&	$z^\prime$	&	2008.88	\\
J01365516-0647379\tablefootmark{c} &	NLTT 5400	&	M~4.0	&	37	&	9.70	&	$-$2.89	&	$z^\prime$	&	2008.86	\\
J01434512-0602400 &		&	M~3.5	&	26	&	8.77	&	$-$3.00	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J01452133-3957204\tablefootmark{c} &	NLTT 5871 	&	M~0.0	&	32\tablefootmark{d}	&	8.43	&	$-$3.81	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J01511997+1324525 &		&	M~1.5	&	31	&	8.56	&	$-$3.21	&	$z^\prime$	&	2008.86	\\
J01535076-1459503\tablefootmark{c} &		&	M~3.0	&	18	&	7.94	&	$-$3.12	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J02001277-0840516 &		&	M~2.5	&	30	&	8.77	&	$-$3.11	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J02002975-0239579\tablefootmark{c} &		&	M~3.5	&	48	&	10.07	&	$-$2.95	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J02014384-1017295 &	NLTT 6782	&	M~4.0	&	17	&	10.03	&	$-$3.34	&	$z^\prime$	&	2008.87	\\
J02070198-4406444 &		&	M~5.5	&	21	&	11.36	&	$-$2.26	&	$z^\prime$	&	2008.87	\\
J02070786-1810077 &		&	M~4.0	&	22	&	10.70	&	$-$2.73	&	$z^\prime$	&	2008.87	\\
J02133021-4654505\tablefootmark{c} &		&	M~4.0	&	13	&	9.43	&	$-$2.99	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J02155892-0929121\tablefootmark{c} &		&	M~2.5	&	26	&	8.43	&	$-$3.11	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J02164119-3059181\tablefootmark{i} &	GJ~3148 A	&	M~3.5	&	14\tablefootmark{d}	&	7.99	&	$-$3.42	&	$z^\prime$	&	2008.87	\\
J02165488-2322133\tablefootmark{c} &		&	M~3.5	&	40	&	9.79	&	$-$2.50	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J02183655+1218579 &		&	M~2.0	&	34	&	8.80	&	$-$3.40	&	$z^\prime$	&	2008.87	\\
J02224418-6022476 &		&	M~4.0	&	10	&	8.99	&	$-$2.58	&	$z^\prime$	&	2008.87	\\
J02271603-2929263\tablefootmark{c} &		&	M~3.5	&	51	&	10.34	&	$-$3.27	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J02303485-1543248 &	NLTT 8185	&	M~2.5	&	39	&	9.29	&	$-$3.31	&	$z^\prime$	&	2008.87	\\
J02335984-1811525\tablefootmark{c} &		&	M~3.0	&	50	&	10.09	&	$-$2.77	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J02365171-5203036 &		&	M~2.0	&	28	&	8.42	&	$-$3.01	&	$z^\prime$	&	2008.87	\\
J02411510-0432177 &	NLTT 8687 	&	M~4.0	&	11	&	9.20	&	$-$3.64	&	$z^\prime$	&	2008.87	\\
J02411909-5725185\tablefootmark{c} &		&	M~3.0	&	45	&	9.85	&	$-$3.15	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J02414730-5259306 &		&	M~2.5	&	27	&	8.48	&	$-$2.65	&	$z^\prime$	&	2008.87	\\
J02451431-4344102\tablefootmark{c} &		&	M~4.0	&	7	&	8.06	&	$-$3.26	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J02485260-3404246 &		&	M~4.0	&	12	&	9.31	&	$-$2.90	&	$z^\prime$	&	2008.88	\\
J02490228-1029220\tablefootmark{c} &		&	M~2.0	&	34	&	8.82	&	$-$3.21	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J02492136-4416063 &		&	M~3.0	&	45	&	9.88	&	$-$3.30	&	$z^\prime$	&	2008.88	\\
J02543316-5108313 &		&	M~1.5	&	34	&	8.67	&	$-$3.33	&	$z^\prime$	&	2008.88	\\
J03033668-2535329\tablefootmark{c} &	NLTT 9775	&	M~0.0	&	39\tablefootmark{d}	&	8.00	&	$-$3.65	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J03050976-3725058\tablefootmark{c} &		&	M~2.0	&	45	&	9.54	&	$-$3.50	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J03100305-2341308 &	NLTT 10115	&	M~3.5	&	35	&	9.41	&	$-$3.29	&	$z^\prime$	&	2008.88	\\
J03152341-2821404 &		&	M~3.5	&	49	&	10.25	&	$-$2.41	&	$z^\prime$	&	2008.86	\\
J03214689-0640242 &	GJ~3218	&	M~2.0	&	16\tablefootmark{e}	&	7.86	&	$-$4.74	&	$z^\prime$	&	2008.86	\\
J03244056-3904227 &		&	M~4.0	&	40	&	9.87	&	$-$2.27	&	$z^\prime$	&	2008.86	\\
J03271433+2723087 &	NLTT 10933	&	M~0.5	&	27\tablefootmark{d}	&	8.64	&	$-$3.44	&	$z^\prime$	&	2008.86	\\
J03432333-0819412 &		&	M~2.5	&	49	&	9.86	&	$-$3.62	&	$z^\prime$	&	2008.88	\\
J03472333-0158195 &	NLTT 11853	&	M~2.5	&	16\tablefootmark{d}	&	7.80	&	$-$3.14	&	$z^\prime$	&	2008.88	\\
J04071148-2918342\tablefootmark{c} &		&	M~0.0	&	51	&	9.06	&	$-$3.16	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04080543-2731349\tablefootmark{c} &		&	M~3.5	&	43	&	9.89	&	$-$3.14	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04093930-2648489 &		&	M~1.5	&	49	&	9.51	&	$-$3.11	&	$z^\prime$	&	2008.88	\\
J04132663-0139211\tablefootmark{c} &		&	M~4.0	&	12	&	9.38	&	$-$2.97	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04141730-0906544 &		&	M~3.5	&	37	&	9.63	&	$-$2.70	&	$z^\prime$	&	2008.88	\\
J04175717-3827038 &		&	M~3.5	&	36	&	9.45	&	$-$2.91	&	$z^\prime$	&	2008.88	\\
J04213904-7233562 &		&	M~2.5	&	50	&	9.87	&	$-$2.97	&	$z^\prime$	&	2008.88	\\
J04240094-5512223 &		&	M~2.5	&	48	&	9.80	&	$-$3.26	&	$z^\prime$	&	2008.88	\\
J04241156-2356365 &		&	M~2.5	&	24	&	8.32	&	$-$3.70	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04353618-2527347 &	NLTT 13598	&	M~3.5	&	20	&	8.24	&	$-$3.24	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04365738-1613065 &		&	M~3.5	&	30	&	9.12	&	$-$2.63	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04373746-0229282\tablefootmark{c} &	GJ~3305	&	M~0.0	&	23	&	7.30	&	$-$2.71	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04380252-0556132 &	NLTT 13666	&	M~4.5	&	12	&	9.73	&	$-$3.05	&	$z^\prime$	&	2008.88	\\
J04441107-7019247\tablefootmark{c} &	HD 270712	&	M~1.5	&	19	&	7.46	&	$-$3.62	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J04522441-1649219 &	NLTT 14116	&	M~3.0	&	18	&	7.74	&	$-$3.17	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J05082729-2101444 &		&	M~5.0	&	11	&	9.72	&	$-$3.19	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J05241914-1601153\tablefootmark{c} &		&	M~4.5	&	8	&	8.67	&	$-$3.14	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J05254166-0909123\tablefootmark{c} &	NLTT 15049	&	M~3.5	&	22	&	8.45	&	$-$3.18	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J05332802-4257205 &		&	M~4.5	&	6	&	8.00	&	$-$3.13	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J06045215-3433360 &		&	M~5.0	&	4	&	7.74	&	$-$2.95	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J06061342-0337082\tablefootmark{j} &		&	M~2.5	&	57	&	10.15	&	$-$3.03	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J06161032-1320422\tablefootmark{c} &		&	M~4.0	&	31	&	11.35	&	$-$2.32	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J06224133-2737531 &		&	M~3.5	&	35	&	9.43	&	$-$3.21	&	$z^\prime$	&	2008.87	\\
J06253604-4815598 &		&	M~2.5	&	34	&	9.10	&	$-$3.74	&	$z^\prime$	&	2008.87	\\
J06255610-6003273 &		&	M~3.5	&	19	&	8.09	&	$-$2.90	&	$z^\prime$	&	2008.87	\\
J06525392-0524413 &		&	M~2.5	&	30	&	8.71	&	$-$3.17	&	$z^\prime$	&	2008.87	\\
J06583980-2021526\tablefootmark{c} &		&	M~4.0	&	32	&	9.40	&	$-$3.23	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J07020886-0626206 &		&	M~2.0	&	52	&	9.80	&	$-$2.67	&	$z^\prime$	&	2008.87	\\
J07065772-5353463 &		&	M~0.0	&	41	&	8.54	&	$-$3.17	&	$z^\prime$	&	2008.87	\\
J07102991-1637350\tablefootmark{c} &		&	M~2.5	&	49	&	9.75	&	$-$3.02	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J07105990-5632596\tablefootmark{c} &		&	M~1.5	&	52	&	9.61	&	$-$2.43	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J07120447-3048526 &		&	M~2.5	&	47	&	9.71	&	$-$3.44	&	$z^\prime$	&	2008.87	\\
J07174710-2558554\tablefootmark{c} &		&	M~2.0	&	47	&	9.53	&	$-$3.19	&	$z^\prime$	&	2008.88	\\
J07285137-3014490\tablefootmark{c} &	GJ~2060	&	M~1.5	&	16\tablefootmark{d}	&	6.62	&	$-$3.04	&	$i^\prime$, $z^\prime$	&	2008.86	\\
J08224744-5726530\tablefootmark{c} &	LHS 2005	&	M~4.5	&	8	&	8.63	&	$-$3.14	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J19425324-4406278\tablefootmark{c} &		&	M~3.5	&	36	&	9.43	&	$-$3.12	&	$i^\prime$, $z^\prime$	&	2008.87\tablefootmark{m}	\\
J19432464-3722108\tablefootmark{c} &		&	M~3.5	&	31	&	9.20	&	$-$3.31	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J19513587-3510375 &		&	M~4.0	&	8	&	8.58	&	$-$3.23	&	$z^\prime$	&	2008.87	\\
J20100002-2801410\tablefootmark{c} &		&	M~3.0	&	26	&	8.65	&	$-$3.16	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J20194981-5816431 &		&	M~6.0	&	12	&	10.66	&	$-$2.28	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J20500010-1154092\tablefootmark{c} &		&	M~3.5	&	38	&	9.68	&	$-$3.58	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J21010793-4158536 &		&	M~0.0	&	52	&	8.98	&	$-$3.46	&	$z^\prime$	&	2008.87	\\
J21073678-1304581 &		&	M~3.0	&	27	&	8.73	&	$-$3.16	&	$z^\prime$	&	2008.87	\\
J21103147-2710578\tablefootmark{c} &		&	M~4.5	&	16	&	10.30	&	$-$3.00	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J21235271-3908176 &		&	M~3.5	&	32	&	9.33	&	$-$3.36	&	$z^\prime$	&	2008.87	\\
J21505366-0553186 &		&	M~1.0	&	51	&	9.38	&	$-$3.04	&	$z^\prime$	&	2008.87	\\
J21574119-5100221\tablefootmark{k} &	GJ~841 A	&	M~2.5	&	16\tablefootmark{d}	&	6.75	&	$-$3.17	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J22114208-2044181 &		&	M~3.5	&	39	&	9.65	&	$-$3.18	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J22171899-0848122\tablefootmark{c} &	GJ~852 A	&	M~4.0	&	10	&	9.02	&	$-$2.75	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J22174316-1546452 &		&	M~4.0	&	22	&	10.79	&	$-$2.83	&	$z^\prime$	&	2008.87	\\
J22184009-5326405 &		&	M~2.5	&	37	&	9.24	&	$-$3.25	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J22230696-1736250 &	GJ~4274	&	M~4.0	&	7\tablefootmark{f}	&	8.24	&	$-$3.26	&	$z^\prime$	&	2008.87	\\
J22332264-0936537\tablefootmark{c} &	GJ~4282	&	M~2.5	&	26	&	8.53	&	$-$2.96	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J22382974-6522423\tablefootmark{c} &	GJ~865	&	M~3.5	&	15\tablefootmark{d}	&	7.27	&	$-$3.37	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J22401867-4931045\tablefootmark{c} &		&	M~5.5	&	10	&	9.84	&	$-$2.90	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J23115362-4508004\tablefootmark{l} &	HD 218860B	&	M~3.0	&	44	&	9.72	&	$-$2.54	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J23131671-4933154 &		&	M~4.0	&	15	&	9.76	&	$-$2.68	&	$z^\prime$	&	2008.87	\\
J23261069-7323498 &		&	M~0.0	&	46	&	8.84	&	$-$3.09	&	$z^\prime$	&	2008.87	\\
J23285763-6802338 &		&	M~2.5	&	38	&	9.26	&	$-$3.07	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J23314492-0244395 &	GJ~1285	&	M~4.5	&	11	&	9.51	&	$-$2.76	&	$i^\prime$, $z^\prime$	&	2008.87	\\
J23320018-3917368 &		&	M~3.0	&	29	&	8.90	&	$-$2.83	&	$i^\prime$, $z^\prime$	&	2008.88	\\
J23323085-1215513 &		&	M~0.0	&	25	&	7.45	&	$-$3.15	&	$z^\prime$	&	2008.87	\\
J23324655-1645081\tablefootmark{n} &	Gl 897	&	M~2.5	&	12	&	6.71	&	$-$3.30	&	$z^\prime$	&	2008.87	\\
J23341101-1531012\tablefootmark{o} &		&	M~0.0	&	47	&	8.91	&	$-$3.30	&	$z^\prime$	&	2008.87	\\
J23452225-7126505 &		&	M~3.5	&	48	&	10.19	&	$-$2.88	&	$z^\prime$	&	2008.87	\\
J23474694-6517249 &		&	M~1.5	&	42	&	9.10	&	$-$3.42	&	$z^\prime$	&	2008.87	\\
J23483610-2739385 &	GJ~4362	&	M~2.5	&	27	&	8.58	&	$-$3.23	&	$z^\prime$	&	2008.87	\\
J23532520-7056410 &		&	M~3.5	&	24	&	8.68	&	$-$3.53	&	$z^\prime$	&	2008.87	\\
J23555512-1321238 &	NLTT 58441	&	M~2.5	&	39	&	9.26	&	$-$3.46	&	$z^\prime$	&	2008.87	\\
J23571934-1258406\tablefootmark{p} &	GJ~4379 B	&	M~3.0	&	32	&	9.13	&	$-$2.88	&	$z^\prime$	&	2008.87	\\
J23572056-1258487\tablefootmark{p} &	GJ~4378 A	&	M~4.0	&	23	&	8.64	&	$-$3.03	&	$z^\prime$	&	2008.87	\\
J23581366-1724338\tablefootmark{c} &	NLTT 58589	&	M~2.0	&	28	&	8.31	&	$-$3.14	&	$i^\prime$, $z^\prime$	&	2008.87	\\
\end{tabular}

\tablefoot{\tablefoottext{a}{Integrated spectral types, $J$ magnitude, and log[$L_{\rm x}/L_{\rm bol}$] from \citet{Riaz2006}. Distance is spectroscopic distance from \citet{Riaz2006} if 
not otherwise indicated. The uncertainty in the spectroscopic distances is 37\%.} \tablefoottext{b}{Epoch of $z^\prime$-band observations, for which the astrometric properties of the multiple systems are derived. }
\tablefoottext{c}{Binary/multiple system observed with AstraLux, see Tables~\ref{tab2} and~\ref{tab3} for properties.}
\tablefoottext{d}{Parallax distance from \textit{Hipparcos} \citep{Perryman1997}.}
\tablefoottext{e}{Parallax distance from \citet{Reid2004}.}
\tablefoottext{f}{Parallax distance from \citet{vanAltena1995}.}
\tablefoottext{g}{This is one component of a wide ($\rho=19.9\arcsec$, epoch 2001) visual double-star system \citep{Mason2001}. The system is therefore not included in 
the statistical analysis.}
\tablefoottext{h}{This is the secondary component of a wide multiple system with the G-type primary star NLTT 4704. The system is therefore not included in the
statistical analysis.}
\tablefoottext{i}{This is the primary component of a \textit{Hipparcos} visual double system, with the secondary component outside our field of view at $\rho=105.0\arcsec$ 
\citep[epoch 1991.25, ][]{Dommanget2000}. The system is not included in the statistical analysis.}
\tablefoottext{j}{The target J06061342-0337082 has spectroscopic distance 57~pc and is therefore not included in the multiplicity analysis.}
\tablefoottext{k}{The star is part of a wide binary system with the white dwarf GJ~841 B \citep{Holberg2002} and is therefore not included in the statistical analysis.}
\tablefoottext{l}{The star is part of a wide binary system with the primary G8V star HD 218860A \citep{Torres2006} and is therefore not included in the statistical analysis.}
\tablefoottext{m}{Epoch refers to the $i^\prime$-band observation, from which astrometric properties were derived.}
\tablefoottext{n}{The star is part of a multiple system in which the K6V star \citep{Torres2006} Gl 898 is the primary \citep{Dommanget2000}. The star is therefore 
not included in the statistical analysis.}
\tablefoottext{o}{The star is part of a wide binary system \citep{Mason2001} and is therefore not included in the statistical analysis.}
\tablefoottext{p}{The star is part of a common proper motion system \citep{Mason2001} and is therefore not included in the statistical analysis.}
}
\end{table}