To be able to gain an idea about conditions, three main indices are used: solar flux, and the Ap and Kp indices. A good working knowledge of what these numbers repre-sent and what they mean is an advantage even for the ham with most well-equipped station. The ionosphere can be visualized as containing a number of layers.

Solar Energy Index decreased 5.72 USD or 16.98% since the beginning of 2025, according to trading on a contract for difference (CFD) that tracks the benchmark market for this commodity. This page includes a chart with historical data for Solar Energy Index.

The MAC Global Solar Energy Stock Index is down -3% year-to-date. The MAC Solar Index saw extraordinary gains of +67% in 2019 and +245% in 2020, falling back by -26% in 2021, -5% in 2022, -26% in 2023, and -37% in 2024. Solar stocks have been under pressure over the past 1-1/2 years, mainly because…

Prices for Solar Energy Index including live quotes, historical charts and news. Solar Energy Index was last updated by Trading Economics this April 12 of 2025.

MAC Solar Index is distributed on a real-time basis on major price feeds with the symbol SUNIDX. The MAC Solar Index is calculated and administered by S&P Dow Jones Indices.* INDEX DATA

Index performance for NYSE Bloomberg Global Solar Energy Index (SOLAR) including value, chart, profile & other market data.

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Get the latest MAC Global Solar Energy Index Net Total Return (SUNIDX) value, historical performance, charts, and other financial information to help you make more informed trading and...

Find the latest World Solar Energy Index (USD) (^SOLEXPD) stock quote, history, news and other vital information to help you with your stock trading and investing.

6 days ago · World Solar Energy Index (USD)index chart, prices and performance, plus recent news and analysis.