Barometers open on a strong note 0 06.08.2024 07:02 Business Standard At 09:30 IST, the barometer index, the S&P BSE Sensex, was up 868.86 points or 1.10% to 79,628.26. The Nifty 50 index gained 264.35 points or 1.10% to 24,309.75.