Hottest of the hot At 4:30 p.m. on August 24, 1991, Santa Fe’s 199 train is just moments out of Chillicothe, and getting up to a good speed for the jaunt around Houlihan’s Curve and Edelstein Hill in Central Illinois. The hottest of the hot, the 199 train was a premium Chicago to the Bay area piggyback, and always train rated the newest power, which in this case is three EMD GP60Ms: Nos. 150, 111 and 137.