1. NSE/BSE updates their stock prices in a regular interval (say 2ms) or varying intervals based on stock price changes?
2. NSE/BSE follow each and every tick (.05) right? When the price falls from 19.00 to 18.85, it will travel through 18.95 and 18.90 right(in...
I need real-time tick-by-tick data for NSE F&O market. Can anyone tell me their experiences about their professional data service providers?
1. Truly real-time data. Delay of fraction of a second
2. All F&O scrips including option chains should be available.