{
  "core_phase_hull": [
    "-25/4",
    "33/4"
  ],
  "core_eta_hull": [
    "-7250",
    "7250"
  ],
  "central_seasonal_arms": [
    [
      "-25/4",
      "5/4"
    ],
    [
      "3/4",
      "33/4"
    ]
  ],
  "arm_lengths_at1000": [
    7500,
    7500
  ],
  "sum": 15000,
  "overlap": 500,
  "union": 14500,
  "auxiliary_status": "negative7500 can be a generatedH_MT midpoint, but no bilateral sourcepoint support follows"
}