The profit was of Rs. 143 Cr. The profit is due to smart accounting - change in depreciation method to the straight line method for their narrow body fleet. This is a one time change which will hit them big time from their next P&L statements. They would have made a loss of Rs. 772.5 Cr if they had not done this change which saved them Rs. 916 Cr.
So in brief, actually they had a loss of Rs. 772.5 Cr.
(source : http://www.jetairways.com/NR/rdonlyr...9Investors.pdf -- pg 13)