INSAT-3B is an Indian satellite launched on March 12, 2007, as part of the Indian National Satellite System. It is designed for various applications, including telecommunications, broadcasting, and meteorology, enhancing communication services across India. The satellite operates in geostationary orbit, allowing it to maintain a fixed position relative to the Earth's surface. INSAT-3B carries multiple payloads, including a multi-channel communication transponder and a meteorological payload, which help in weather forecasting and disaster management efforts in the region.