- What horse racing was on 21 September 2010?
- 31 races across 5 meetings were run on 21 September 2010: Beverley (8 races), Dieppe (2 races), Folkestone (7 races), Maisons-Laffitte (FR) (8 races) and Stratford (6 races). That is Beverley, Folkestone and Stratford in Great Britain; Dieppe and Maisons-Laffitte (FR) in France. KTB's archive covers British, Irish and French racing; every result and every runner from these meetings is on this page.
- What was the going at each meeting on 21 September 2010?
- Beverley: Good (Turf); Dieppe: Very Soft; Folkestone: Good To Firm (Turf); Maisons-Laffitte (FR): Good (Turf); Stratford: Good To Firm (Turf).
- How did the favourites do on 21 September 2010?
- Outright favourites won 8 of 30 on 21 September 2010 (26.7%); joint favourites won 1 of 2. £1 on every outright favourite would have staked £30.00 and returned £22.56 — a loss of £7.44. Across every race in KTB's archive, outright favourites win 34.2% of the time (96,834 of 283,117 favourites, as at 3 October 2026). The biggest-priced winner was Tangerine Trees (GB) at 33/1 in the 3:30 Violet And Eddie Smith Memorial Conditions Stakes at Beverley.
- What was the feature race on 21 September 2010?
- The feature race was the 1:40 Prix Saraca () (2yo) (Turf) (Listed) at Maisons-Laffitte (FR), won by Action Chope (FR) (15/1).
- What time was the first race on 21 September 2010?
- The first race was the 10:07 Prix Roger Duchene at Dieppe; the last was the 5:30 Brian And Jason Merrington Memorial Amateur Riders' Handicap at Beverley.