50 daughter colonies of the 4a were tested:
CH-51-7-2197-1986 CH-51-7-2198-1986 CH-51-7-2199-1986 CH-51-7-2200-1986 CH-51-7-2201-1986 CH-51-7-2524-1986 CH-51-7-2630-1986 CH-51-13-2092-1986 CH-51-52-2000-1985 CH-51-52-2001-1985 CH-51-52-2002-1985 CH-51-52-2311-1987 CH-51-52-2312-1987 CH-51-52-2313-1987 CH-51-52-2557-1987 CH-51-52-2558-1987 CH-51-52-2559-1987 CH-51-52-2560-1987 CH-51-52-2895-1987 CH-51-58-1774-1985 CH-51-58-1775-1985 CH-51-58-1776-1985 CH-51-58-1777-1985 CH-51-58-1778-1985 CH-51-58-1779-1985 CH-51-58-1939-1985 CH-51-58-2060-1985 CH-51-58-2289-1987 CH-51-58-2290-1987 CH-51-58-2291-1987 CH-51-58-2460-1985 CH-51-58-2546-1987 CH-51-58-3021-1987 CH-51-240-2016-1985 CH-51-240-2017-1985 CH-51-240-2018-1985 CH-51-240-2019-1985 CH-51-240-2020-1985 CH-51-240-2021-1985 CH-51-240-2022-1985 CH-51-240-2023-1985 CH-51-240-2024-1985 CH-51-240-2025-1985 CH-51-240-2026-1985 CH-51-240-2027-1985 CH-51-240-2028-1985 CH-51-240-2505-1985 CH-51-240-2506-1985 CH-51-240-2556-1987 CH-51-240-2846-1987
5 tested queens were mated at the mating station:
CH-51-58-3276-1990 CH-51-58-3394-1990 CH-51-58-3395-1990 CH-51-58-3396-1990 CH-51-58-3397-1990
No daughter colonies from colonies mated at the station were tested yet.