11 sector planets orbiting the S&P 500
Plug in real sector ETF data. Files are read in your browser and never uploaded.
1) pip install yfinance pandas 2) save this as download_sector_etfs.py and run it 3) tap Load sector file and pick sector_etfs.json.
Until you load it, the planets use sector baskets built from your 502 stocks (market-cap weighted, SPY as the benchmark). They are close to the real SPDR sector ETFs but not identical.
1) pip install yfinance pandas requests openpyxl lxml 2) save this as download_sector_holdings.py and run it 3) tap Load holdings file and pick sector_holdings.json. Every planet then lands you on a surface where each company is a settlement.
Auto adapts to your device as you use it. If anything ever looks laggy or blocky, choose Low.
Choose the stretch of history the time machine covers. The slider, play button and arrow keys all stay inside it.
Relative rotation, in space
charting the stars…