33 daughter colonies of the 4a were tested:
DE-2-189-11-2018 DE-2-189-12-2018 DE-2-189-13-2018 DE-2-189-14-2018 DE-2-189-15-2018 DE-2-189-16-2018 DE-2-189-17-2018 DE-2-189-18-2018 DE-2-189-19-2018 DE-2-189-20-2018 DE-2-294-86-2018 DE-2-501-1-2018 DE-2-501-3-2018 DE-2-501-4-2018 DE-2-501-5-2018 DE-2-501-6-2018 DE-2-501-7-2018 DE-2-501-8-2018 DE-2-501-9-2018 DE-2-501-10-2018 DE-2-501-16-2018 DE-2-749-30-2018 DE-2-749-31-2018 DE-2-749-33-2018 DE-2-749-34-2018 DE-2-749-35-2018 DE-2-749-36-2018 DE-2-749-39-2018 DE-2-749-41-2018 DE-2-749-42-2018 DE-2-749-43-2018 DE-2-749-44-2018 DE-2-749-45-2018
4 tested queens were mated at the mating station:
DE-2-241-6-2019 DE-2-241-7-2019 DE-2-241-12-2019 DE-2-241-18-2019
No daughter colonies from colonies mated at the station were tested yet.