{"_facts":{"companion":"1.4","deep":"","dossier":"","gaia_eb":"","impression":"","period":"","planet":"","rare":"Microlensing (rogue planet?)","toi":""},"amplitude":"3.1%","bp_rp":"1.15","cover":"TIC97739271_s0012.png","data_used":"TESS sector 12 (QLP)","date":"2026-10-09","dec":"-57.9047","depth":"2.5%","distance_pc":"477 (~1,554 light years)","found_by":"hunt.py (automatic)","gaia_dr3":"5882563615837239040","gaia_gmag":"11.44","gaia_lum":"8.11 x the Sun","gaia_mass":"1.49 x the Sun","gaia_radius":"2.87 x the Sun","gaia_rv":"speed changes by 158 km/s - likely an orbiting pair","gaia_teff":"5,747 K","history":[{"date":"2026-10-09","text":"Found by the automatic search in TESS sector 12"},{"date":"2026-10-09","text":"Gaia hints at a hidden companion star (RUWE 1.4)"},{"date":"2026-10-11","text":"Rare-find check: Microlensing (rogue planet?)"}],"hr":[1.155,3.053],"last_update":"2026-10-11","nearest_variable":"Gaia DR3 5882563650162625024 (L), 57\" away","nearest_variable_id":"Gaia DR3 5882563650162625024","notes":"Rare, already known: Microlensing (rogue planet?) (in SIMBAD as TYC 8704-1227-1 (*); catalogued variable star nearby: Gaia DR3 5882563650162625024 (L), 57\" away).\n\nFound automatically by hunt.py in TESS sector 12 (flagged in 1 sector(s)). Detection score 208.0.\nNot in VSX, ASAS-SN or ZTF variable catalogues at the time of the search; Gaia DR3 lists it as a variable-star candidate.\nUnchecked by hand yet: verify the period, nearby stars and a wider catalogue search.\n\nUpdates:\n2026-10-11  Rare-find check: Microlensing (rogue planet?)\n2026-10-09  Gaia hints at a hidden companion star (RUWE 1.4)\n2026-10-09  Found by the automatic search in TESS sector 12","period_days":"1.28655","period_source":"hunt.py on TESS QLP sector 12","ra":"234.063","rare":"Microlensing (rogue planet?)","rare_checked":"2026-10-11 16:35","rare_clear":["Exocomet-shaped dip","Habitable zone & size","Transit timing (TTV)","Transit duration (TDV)","Changing transit depth","Lopsided transit","Type of star"],"rare_device":"GPU: NVIDIA GeForce RTX 4070 (CUDA, CuPy)","rare_flags":[{"id":"microlensing","level":"candidate","name":"Microlensing (rogue planet?)","text":"A one-off, symmetric brightening at BTJD 4124.88 that fits the gravitational-lens shape better than a flare (Einstein time 3.0 h). Events this short can be made by a free-floating (rogue) planet passing in front of the star. Very rare in TESS data; scattered light and asteroids can mimic it."}],"rare_known":true,"rare_known_why":["in SIMBAD as TYC 8704-1227-1 (*)","catalogued variable star nearby: Gaia DR3 5882563650162625024 (L), 57\" away"],"rare_level":"candidate","rare_n":10,"ruwe":"1.41 - hints at a hidden companion star","score":"208.0","sector":12,"simbad_id":"TYC 8704-1227-1","simbad_name":"TYC 8704-1227-1 [*]","status":"Rare, already known","tic":"97739271","title":"TIC 97739271","tmag":"10.83","type":"Transit candidate"}