Table 2: New observations of the wide pair Gliese 22 AB obtained at the 3.5-m telescope on Calar Alto.
No. Date Epoch Position Projected Filter Flux ratio Instrument
      angle [$^{\circ}$] separation   $F_{{\rm B}}/F_{{\rm A}}$  
1 30.09.1993 1993.7474 164.4 $\pm$ 0.5 $4\hbox{$.\!\!^{\prime\prime}$ }24 \pm 0\hbox{$.\!\!^{\prime\prime}$ }09$ K 0.199 $\pm$ 0.004 MAGIC
2 28.01.1994 1994.0767 165.3 $\pm$ 0.6 $4\hbox{$.\!\!^{\prime\prime}$ }28 \pm 0\hbox{$.\!\!^{\prime\prime}$ }06$ K   MAGIC
3 15.09.1994 1994.7064 167.1 $\pm$ 0.4 $4\hbox{$.\!\!^{\prime\prime}$ }29 \pm 0\hbox{$.\!\!^{\prime\prime}$ }04$ K   MAGIC
4 13.12.1994 1994.9501 166.9 $\pm$ 0.1 $4\hbox{$.\!\!^{\prime\prime}$ }29 \pm 0\hbox{$.\!\!^{\prime\prime}$ }01$ K 0.267 $\pm$ 0.004 MAGIC
5 08.10.1995 1995.7693 167.4 $\pm$ 0.2 $4\hbox{$.\!\!^{\prime\prime}$ }29 \pm 0\hbox{$.\!\!^{\prime\prime}$ }01$ K   MAGIC
6 28.09.1996 1996.7448 168.7 $\pm$ 0.1 $4\hbox{$.\!\!^{\prime\prime}$ }28 \pm 0\hbox{$.\!\!^{\prime\prime}$ }01$ K 0.245 $\pm$ 0.004 MAGIC
7 17.11.1997 1997.8789 170.0 $\pm$ 0.3 $4\hbox{$.\!\!^{\prime\prime}$ }23 \pm 0\hbox{$.\!\!^{\prime\prime}$ }01$ K 0.325 $\pm$ 0.004 MAGIC
8 09.02.2001 2001.8406 172.8 $\pm$ 0.2 $4\hbox{$.\!\!^{\prime\prime}$ }00 \pm 0\hbox{$.\!\!^{\prime\prime}$ }01$ K 0.246 $\pm$ 0.006 OMEGA Cass
9 03.11.2001 2001.8406 172.8 $\pm$ 0.1 $3\hbox{$.\!\!^{\prime\prime}$ }99 \pm 0\hbox{$.\!\!^{\prime\prime}$ }01$ K 0.270 $\pm$ 0.009 OMEGA Cass
10 19.10.2002 2002.7994 173.0 $\pm$ 0.1 $3\hbox{$.\!\!^{\prime\prime}$ }956 \pm 0\hbox{$.\!\!^{\prime\prime}$ }005$ K 0.298 $\pm$ 0.005 OMEGA Cass


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