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SWX:UBXN 6 June 2025

Everything You Never Knew You Needed to Know About Differential and Precise Point Positioning

Everything You Never Knew You Needed to Know About Differential and Precise Point Positioning

RTK delivers centimeter-level accuracy in real time when the base is within 10–20 km, while PPP provides similar accuracy globally but requires minutes to converge. John Deere’s StarFire system improved from 10 cm to 5 cm accuracy using dual-frequency GPS+GLONASS. Galileo HAS began global decimeter-level PPP corrections in 2023. The u-blox ZED-F9P module enables centimeter-level positioning for drones and robots at low cost.
6 June 2025
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Stock Market Today

  • Nifty50 and Sensex End Higher on March 20, 2026; IT, PSU Banks, Metals Lead Gains
    March 20, 2026, 10:02 AM EDT. India's benchmark indices closed higher on March 20, 2026. The BSE Sensex rose 0.44% to 74,533 points, and the NSE Nifty gained 0.49% to 23,114. Strong buying in IT, PSU banks and metal stocks buoyed the market despite fuel price hikes and geopolitical tensions in West Asia. Top gainers included Tech Mahindra (3.30%), Tata Steel (3.29%) and Infosys (2.88%), while Hindalco (-2.55%) and HDFC Bank (-2.23%) led declines. Brent crude oil climbed 1.88% to $110.7 a barrel amid the Israel-Iran conflict. Sector-wise, PSU Bank (+2.19%), IT and metal stocks advanced solidly, but financial services and private banks softened. Market breadth was positive with 2,458 stocks rising, reflecting relief-driven buying amid volatile conditions.
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