Iseult O’Donnell set a new 800 metre club indoor record of two minutes three point 27 seconds when winning the Val d’Oise in France.
The time is inside the qualification standard for next month’s European Indoor championships.
Charlotte Mouchet took second place behind O’Donnell in 2:04.18.
O’Donnell’s time set a new club record, bettering Siobhan Eviston’s previous best by .40 seconds which was set in 2013.
