Useful links:
ASA Biogs database to find times achieved in licensed meets: https://www.swimmingresults.org/biogs
Time conversions for LC to SC, SC to LC or other pool lengths: http://www.pullbuoy.co.uk/times
Qualifying Times:
2020 Spring Yorkshire Championships LC Qualifying times
2019 Winter Yorkshires Lower Age Group Qualifying Times
2019 Winter Yorkshire Upper Age Group Qualifying Times
2019 Spring Yorkshire Championships Qualifying times