{"_facts":{"companion":"4.4","deep":"","dossier":"","gaia_eb":"","impression":"","period":"","planet":"Probably noise or an instrument effect","rare":"Single transit of another planet; Dimming beside the transit","toi":""},"amplitude":"0.6%","bp_rp":"1.04","cover":"TIC156153223_s0021.png","data_used":"TESS sector 21 (QLP)","date":"2026-10-11","dec":"82.2173","depth":"3.9%","distance_pc":"976 (~3,182 light years)","found_by":"hunt.py (automatic)","gaia_dr3":"1134412982996117504","gaia_gmag":"13.26","gaia_lum":"4.02 x the Sun","gaia_mass":"1.26 x the Sun","gaia_radius":"2.45 x the Sun","gaia_teff":"5,233 K","history":[{"date":"2026-10-11","text":"Found by the automatic search in TESS sector 21"},{"date":"2026-10-11","text":"Gaia hints at a hidden companion star (RUWE 4.4)"},{"date":"2026-10-11","text":"Rare-find check: Single transit of another planet; Dimming beside the transit"},{"date":"2026-10-11","text":"Planet check: Probably noise or an instrument effect"}],"hr":[1.044,3.316],"last_update":"2026-10-11","nearest_variable":"none within 5'","notes":"Probably noise or an instrument effect.\nPOSSIBLE RARE FIND: Dimming beside the transit; Single transit of another planet. See the Rare & notable finds section.\n\nFound automatically by hunt.py in TESS sector 21 (flagged in 4 sector(s)). Detection score 93.3.\nNot in VSX, ASAS-SN or ZTF variable catalogues at the time of the search; not in Gaia DR3's variable lists.\nUnchecked by hand yet: verify the period, nearby stars and a wider catalogue search.\n\nUpdates:\n2026-10-11  Planet check: Probably noise or an instrument effect\n2026-10-11  Rare-find check: Single transit of another planet; Dimming beside the transit\n2026-10-11  Gaia hints at a hidden companion star (RUWE 4.4)\n2026-10-11  Found by the automatic search in TESS sector 21","period_days":"7.60285","period_source":"hunt.py on TESS QLP sector 21","planet_check":"Probably noise or an instrument effect","planet_size":"~46.0 Earth radii (~4.11 Jupiter) - too big for a planet","planet_verdict":"fa","ra":"171.21","rare":"Single transit of another planet; Dimming beside the transit","rare_checked":"2026-10-11 16:58","rare_clear":["Microlensing (rogue planet?)","Exocomet-shaped dip","Habitable zone & size","Transit timing (TTV)","Transit duration (TDV)","Changing transit depth","Lopsided transit","Trojan companions (L4/L5)","Self-lensing binary","Type of star"],"rare_device":"GPU: NVIDIA GeForce RTX 4070 (CUDA, CuPy)","rare_flags":[{"id":"moon_dip","level":"hint","name":"Dimming beside the transit","text":"On average the star is 596 ppm dimmer just before and after the transit (4.8 sigma): what a moon (or ring/dust) travelling with the planet would cause. Instrument trends can do this too."},{"id":"outer_planet","level":"candidate","name":"Single transit of another planet","text":"Besides the known planet: the dip is not alone: 12 similar dips at regular intervals (first at BTJD 2394.00) - a periodic transit worth a full planet check."}],"rare_known":false,"rare_level":"candidate","rare_n":13,"ruwe":"4.38 - hints at a hidden companion star","score":"93.3","sector":21,"simbad_name":"not in SIMBAD","status":"Possible rare find","tic":"156153223","title":"TIC 156153223","tmag":"12.71","type":"Transit candidate"}