An early March visit meant that the afternoon passenger was lit on the upper stages of the climb but it was often too warm to get a good exhaust. The temperature wasn't a problem on 9 March 2010 but the wind was and the loco was shadowed by its own exhaust a fraction of a second after this shot was taken.
SY.1470 climbed from Sanyelian to Dongchanggou with the 15:15 Baiyin Xinzhan to Shenbutong passenger.