The study was conducted on high achievers of senior secondary school. Main objectives were to identify the self regulated learners among the high achievers, to find out dominant components and Characteristics operative in self regulated learners and to compare self regulated learning of learners with respect to their subject (science and non science) and gender (girls and boys). To achieve these objectives 480 high achievers of senior secondary classes were selected conveniently as a sample. Check list of self regulated learning was administered on them, like this the self regulated learners were identified. Further, the study was conducted on identified self- regulated learners. Descriptive and comparative study methods were used .Data were analysed through mean percentage score, and t-test. The analysis revealed that sustained motivation is the most dominating dimension operative in self regulated learners. These learners are deficient in use of strategies. They feel their own responsibility for learning. They share and discuss difficult points with their learned friends. They are internally motivated for success and keen to get higher success. They select appropriate goals for learning. Science girls are most self-regulated among the entire group.