{
 "known": true,
 "known_why": [
  "in SIMBAD as HD 189943 (*)",
  "catalogued variable star nearby: Gaia DR3 2030252927983885952 (ROT), 72\" away"
 ],
 "known_version": 5,
 "tic": "104517577",
 "version": 3,
 "when": "2026-10-11 16:26",
 "device": "GPU: NVIDIA GeForce RTX 4070 (CUDA, CuPy)",
 "seconds": 32.9,
 "kind": "transit?",
 "sectors": [
  14,
  41,
  54,
  55,
  74,
  75,
  81,
  82
 ],
 "points": 47890,
 "signal": {
  "P": 1.091832,
  "T0": 1683.825671,
  "dur": 0.12,
  "depth": 0.009024,
  "rp": 131.924219,
  "source": "found here",
  "snr": 2743.739475
 },
 "star": {
  "rad": 12.729,
  "mass": 3.0,
  "teff": 4930.0,
  "logg": null,
  "abs_g": 0.085,
  "bp_rp": 1.0166,
  "dist": 307.5092
 },
 "flags": [
  "giant_host"
 ],
 "best_level": "notable",
 "headline": "Transits of a giant star",
 "checks": [
  {
   "id": "microlensing",
   "name": "Microlensing (rogue planet?)",
   "flag": false,
   "level": null,
   "text": "5 brightening(s), none shaped like a one-off lens event.",
   "details": {}
  },
  {
   "id": "exocomet",
   "name": "Exocomet-shaped dip",
   "flag": false,
   "level": null,
   "text": "No comet-shaped dips.",
   "details": {}
  },
  {
   "id": "habitable",
   "name": "Habitable zone & size",
   "flag": false,
   "level": null,
   "text": "Not a planet: too big (132 Earth radii).",
   "details": {}
  },
  {
   "id": "ttv",
   "name": "Transit timing (TTV)",
   "flag": false,
   "level": null,
   "text": "151 transits arrive on time (scatter 5.1 min, errors 1.2 min).",
   "details": {
    "n_transits": 151,
    "rms_min": 5.08629,
    "err_min": 1.239956,
    "p": 0.0,
    "periodicity": {
     "period_epochs": 145.574381,
     "fap": 0.004975,
     "freq": 0.006869
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    "epochs": [
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   }
  },
  {
   "id": "tdv",
   "name": "Transit duration (TDV)",
   "flag": false,
   "level": null,
   "text": "Transit length steady.",
   "details": {
    "p": 0.0,
    "rms_h": 0.105614
   }
  },
  {
   "id": "depth_change",
   "name": "Changing transit depth",
   "flag": false,
   "level": null,
   "text": "Transit depth steady.",
   "details": {
    "p": 0.978001,
    "rel_rms": 0.089586
   }
  },
  {
   "id": "asymmetry",
   "name": "Lopsided transit",
   "flag": false,
   "level": null,
   "text": "The transit is symmetric.",
   "details": {
    "p": 0.0
   }
  },
  {
   "id": "check_heartbeat_selflensing",
   "name": "heartbeat selflensing",
   "flag": false,
   "level": null,
   "text": "Could not run: OutOfMemoryError: Out of memory allocating 239,945,216 bytes (allocated so far: 2,622,684,672 bytes, limit set to: 2,684,354,560 bytes).",
   "details": {}
  },
  {
   "id": "giant_host",
   "name": "Transits of a giant star",
   "flag": true,
   "level": "notable",
   "text": "Gaia places this star among the giants: planets transiting giants are rare, and a big star makes even a large planet's dip tiny.",
   "details": {
    "abs_g": 0.085,
    "bp_rp": 1.0166
   }
  },
  {
   "id": "check_more_signals",
   "name": "more signals",
   "flag": false,
   "level": null,
   "text": "Could not run: OutOfMemoryError: Out of memory allocating 138,271,232 bytes (allocated so far: 2,622,684,672 bytes, limit set to: 2,684,354,560 bytes).",
   "details": {}
  }
 ],
 "plot": "10_rare_check.png"
}