{
  "retrieved": "2026-09-10",
  "sourceIndex": "https://astroweb.case.edu/SPARC/",
  "paper": "https://doi.org/10.3847/0004-6256/152/6/157",
  "galaxy": "NGC3198",
  "rowCount": 43,
  "extraction": "Keep every line whose first whitespace-separated field is NGC3198; parse remaining nine numeric fields without changing values.",
  "files": {
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      "bytes": 269518
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      "bytes": 28259
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    "NGC3198-extract.txt": {
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      "bytes": 3354
    },
    "NGC3198.json": {
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      "bytes": 5754
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  }
}