In ISRO entry level will be designated as scientist sc BASIC-56100 after adding HRA,TA,and other allowance depends on the centre of posting will be some where around 90K-1Lakh/month. Apart from this you will get PRIS(Performance relative index scheme) at the year end 30% of your basic and professional upadate allowance as 12500 at the year end . TOTAL CTC=12-13 LAKHS[ENTRY LEVEL]