No daughter colonies of the 4a were tested yet.
10 tested queens were mated at the mating station:
DE-9-13-2-2015 DE-9-13-4-2015 DE-9-13-5-2015 DE-9-13-7-2015 DE-9-13-9-2015 DE-9-13-10-2015 DE-9-13-12-2015 DE-9-13-14-2015 DE-9-13-15-2015 DE-9-13-16-2015
No daughter colonies from colonies mated at the station were tested yet.