Elevation 1155 ft above sea level. 89 degrees, 45% humidity. Chronograph 5ft from muzzle, CED M2 unit. 155 grain silvertip bullet, CCI 350 primers, starline brass new, 1.26 COL. Barrel is a KKM precision barrel, standard length for the G29. 10 grains of 800x Had one error and forgot to record the ES, SD, etc. AVG of the 5 shots was 1255 FPS. no signs of overpressure clean burning 12 grains of AA #7 AVG 1206 ES 15 SD 5 Again no signs of overpressure, fairly mild load shot very nice. Clean burning 9.5 grains of Power Pistol AVG 1315 ES 12 SD 4.0 No signs of overpressure, recoil was snappier than all other loads tested. Clean burning And for some factory Double tap ammo....that was 5 years old. 200 XTP bullet, advertised at 1200 FPS from a G20.... AVG 1149 ES 28 SD 10.2 Hopefully I can get out and do some more testing, but I have a limited supply of these 155 STHP on hand.