{
 "known": true,
 "known_why": [
  "the catalogued variable ASAS J180448-3634.3 (ED, 39\" away) has the same period - its light leaks into TESS's big pixels"
 ],
 "known_version": 5,
 "tic": "328141469",
 "version": 3,
 "when": "2026-10-12 01:04",
 "device": "GPU: NVIDIA GeForce RTX 4070 (CUDA, CuPy)",
 "seconds": 1695.0,
 "kind": "EB",
 "sectors": [
  13,
  39,
  66,
  93,
  104
 ],
 "points": 26742,
 "signal": {
  "P": 1.924491,
  "T0": 1658.457492,
  "dur": 0.25,
  "depth": 0.429477,
  "rp": null,
  "source": "found here",
  "snr": 1497.869714,
  "secondary_phase": 0.189904
 },
 "star": {
  "rad": null,
  "mass": null,
  "teff": null,
  "logg": null,
  "abs_g": 0.9707,
  "bp_rp": 1.4736,
  "dist": 3544.3938
 },
 "flags": [
  "etv",
  "eccentric_eb",
  "giant_host"
 ],
 "best_level": "candidate",
 "headline": "Eclipse timing (third body?); Eccentric eclipsing binary; Transits of a giant star",
 "checks": [
  {
   "id": "microlensing",
   "name": "Microlensing (rogue planet?)",
   "flag": false,
   "level": null,
   "text": "No lens-shaped brightening.",
   "details": {}
  },
  {
   "id": "exocomet",
   "name": "Exocomet-shaped dip",
   "flag": false,
   "level": null,
   "text": "No comet-shaped dips.",
   "details": {}
  },
  {
   "id": "etv",
   "name": "Eclipse timing (third body?)",
   "flag": true,
   "level": "candidate",
   "text": "The eclipses drift early and late by 6.8 min, repeating every ~698 days: light taking longer or shorter to reach us as the pair is pulled around by a hidden third star (or planet), or a slowly turning eccentric orbit.",
   "details": {
    "rms_min": 6.818964,
    "p": 0.0,
    "periodicity": {
     "period_epochs": 362.793429,
     "fap": 0.004975,
     "freq": 0.002756
    },
    "quad": {
     "dchi2": 106.436368,
     "curv_min_per_cycle2": -2.1e-05
    },
    "o_minus_c_min": [
     -2.534377,
     -1.616638,
     -1.619102,
     -1.621567,
     -5.226496,
     -3.42896,
     1.961182,
     -3.441282,
     -5.243747,
     0.153789,
     1.041955,
     1.03949,
     -0.762974,
     1.034561,
     -0.767903,
     -0.777761,
     -0.780225,
     1.017311,
     -0.785154,
     1.012382,
     1.903012,
     1.900547,
     1.898083,
     1.895618,
     1.893154,
     1.885761,
     1.883296,
     1.880832,
     1.878368,
     1.875903,
     -2.143048,
     -3.945512,
     -5.747977,
     -7.550441,
     -5.752905,
     -5.75537,
     -5.762763,
     -7.565228,
     -38.167692,
     -16.570156,
     -7.572621
    ],
    "epochs": [
     8.0,
     366.0,
     367.0,
     368.0,
     370.0,
     371.0,
     375.0,
     376.0,
     377.0,
     378.0,
     748.0,
     749.0,
     750.0,
     751.0,
     752.0,
     756.0,
     757.0,
     758.0,
     759.0,
     760.0,
     1129.0,
     1130.0,
     1131.0,
     1132.0,
     1133.0,
     1136.0,
     1137.0,
     1138.0,
     1139.0,
     1140.0,
     1310.0,
     1311.0,
     1312.0,
     1313.0,
     1314.0,
     1315.0,
     1318.0,
     1319.0,
     1320.0,
     1321.0,
     1322.0
    ]
   }
  },
  {
   "id": "eccentric_eb",
   "name": "Eccentric eclipsing binary",
   "flag": true,
   "level": "notable",
   "text": "The second eclipse comes at phase 0.190 instead of 0.5: the orbit is stretched (eccentricity at least 0.487). Eccentric binaries show how tides shape orbits, and their slowly turning orbits test General Relativity.",
   "details": {
    "secondary_phase": 0.189904,
    "ecosw": -0.487097,
    "secondary_depth": 0.032495,
    "secondary_snr": 37.176881
   }
  },
  {
   "id": "eclipse_depth_change",
   "name": "Eclipses changing depth",
   "flag": false,
   "level": null,
   "text": "Eclipse depth the same in every sector.",
   "details": {
    "p": 0.0,
    "rel_change": 0.547931,
    "per_sector": [
     [
      39,
      0.806476
     ],
     [
      66,
      0.804213
     ],
     [
      93,
      0.856362
     ],
     [
      104,
      0.449407
     ]
    ]
   }
  },
  {
   "id": "eb_pulsator",
   "name": "Pulsating star in an eclipsing binary",
   "flag": false,
   "level": null,
   "text": "No pulsations besides the eclipses.",
   "details": {
    "freq_per_day": 4.436004,
    "amp_ppm": 2484.763947,
    "snr": 2.544582
   }
  },
  {
   "id": "circumbinary",
   "name": "Extra dips outside the eclipses",
   "flag": false,
   "level": null,
   "text": "No extra dips between the eclipses.",
   "details": {
    "times": [],
    "depths": []
   }
  },
  {
   "id": "check_heartbeat_selflensing",
   "name": "heartbeat selflensing",
   "flag": false,
   "level": null,
   "text": "Could not run: OutOfMemoryError: Out of memory allocating 144,826,880 bytes (allocated so far: 2,626,546,176 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": 0.9707,
    "bp_rp": 1.4736
   }
  },
  {
   "id": "check_more_signals",
   "name": "more signals",
   "flag": false,
   "level": null,
   "text": "Could not run: OutOfMemoryError: Out of memory allocating 174,792,704 bytes (allocated so far: 2,626,546,176 bytes, limit set to: 2,684,354,560 bytes).",
   "details": {}
  }
 ],
 "plot": "10_rare_check.png"
}