RENKO_SPX_1_5_30_60_D_W_M These renko charts use ATR(14) and self adjust. . 01_SPX_1 stockcharts.com/c-sc/sc?s=$spx&p=1&b=5&g=0&id=p42841239351&a=237603597 . 02_SPX_5 stockcharts.com/c-sc/sc?s=$spx&p=5&b=5&g=0&id=p64006426310&a=237603676 . 04_SPX_30 stockcharts.com/c-sc/sc?s=$spx&p=30&b=5&g=0&id=p56811055456&a=237603558 . 05_SPX_60 stockcharts.com/c-sc/sc?s=$spx&p=60&b=5&g=0&id=p90551316739&a=226707039 . 06_SPX_D stockcharts.com/c-sc/sc?s=$spx&p=d&b=5&g=0&id=p84233774944&a=226707167 . 07_SPX_W stockcharts.com/c-sc/sc?s=$spx&p=w&b=5&g=0&id=p87385506594&a=226707219 . 08_SPX_M stockcharts.com/c-sc/sc?s=$spx&p=m&b=5&g=0&id=p46952289042&a=237603956