Holy Roman Empire and Spain (Holy League & Sp Army, 20,000 men under Tilly & Cordova) attacked Protestant Union (Prot Union Army, 20,000 men under Baden-Durlach) in Palatinate. The CAA Database of Battles records 11.5 hours of fighting on a front of 3.7 km, a frontal attack against hasty defense, and that Holy Roman Empire and Spain won. Losses: Holy Roman Empire and Spain 5,000 (25%), Protestant Union 5,800 (29%).
This plan is generated from those figures. It shows the shape of the battle the database describes: the size and width of the armies, the plan of attack and the outcome. It does not show where the units actually stood.