This is percentile score which gives idea about relative performance of candidate.I can give you rough idea about your rank.You can use this formula in order to calculate your rank i.e Rank= ({100-your percentile score)×874469}/100 which gives your rank 1.54 lakhs in general category,it is just a rough idea about your rank ,In obc quota what will be your rank ,right now it is not easy.So wait .

For assurance wait till NTA declares raw score and cutt off score 

GOOD LUCK!