1 / 6 The third wave of the Covid-19 pandemic in India may peak on January 23 with daily cases likely to remain below the four lakh mark, according to a scientist at the Indian Institute of Technology-Kanpur.2 / 6Delhi, Mumbai and Kolkata have already reached their peak in case numbers in the past seven days, said Manindra Agrawal, a professor at IIT Kanpur and one of the researchers associated with the Sutra Covid model.3 / 6The Sutra model has been used to track and predict Covid case numbers in the country since the beginning of the pandemic.4 / 6According to Agrawal, Covid-19 cases will peak in Maharashtra, Karnataka, UP, Gujarat, and Haryana this week, while states like Andhra Pradesh, Assam, and Tamil Nadu may peak next week.5 / 6“The daily peak cases are projected to peak on January 23 in India and stay below the four lakh mark. Metro cities Delhi, Mumbai, and Kolkata have already peaked,” Agrawal told PTI.6 / 6“Trajectory with data up to 11th indicates the peak on 23rd Jan with nearly 7.2 lakh cases per day. The actual trajectory is already deviating significantly, and the actual peak is unlikely to cross 4 lakh cases/day,” Agrawal tweeted on Tuesday.