{"_facts":{"companion":"","deep":"","dossier":"","gaia_eb":"","impression":"","period":"","planet":"","rare":"Eccentric eclipsing binary; Transits of a giant star","toi":""},"amplitude":"67.8%","bp_rp":"1.60","cover":"TIC273629517_s0014.png","data_used":"TESS sector 14 (QLP)","date":"2026-10-10","dec":"39.9041","depth":"72.5%","distance_pc":"2,990 (~9,753 light years)","found_by":"hunt.py (automatic)","gaia_dr3":"2074039952087463424","gaia_gmag":"13.52","history":[{"date":"2026-10-10","text":"Found by the automatic search in TESS sector 14"},{"date":"2026-10-11","text":"Rare-find check: Eccentric eclipsing binary; Transits of a giant star"}],"hr":[1.601,1.144],"last_update":"2026-10-11","nearest_variable":"HAT 199-02899 (E, P = 3.1467 d), 46\" away (same period!)","nearest_variable_id":"HAT 199-02899","notes":"Notable, already known: Eccentric eclipsing binary; Transits of a giant star (the catalogued variable HAT 199-02899 (E, 46\" away) has the same period - its light leaks into TESS's big pixels; same period as the known variable HAT 199-02899).\n\nWARNING: same period as the known variable HAT 199-02899 46\" away; the signal is probably its light leaking in.\nFound automatically by hunt.py in TESS sector 14 (flagged in 2 sector(s)). Detection score 1268.6.\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  Rare-find check: Eccentric eclipsing binary; Transits of a giant star\n2026-10-10  Found by the automatic search in TESS sector 14","period_days":"3.14449","period_source":"hunt.py on TESS QLP sector 14","ra":"300.913","rare":"Eccentric eclipsing binary; Transits of a giant star","rare_checked":"2026-10-11 19:36","rare_clear":["Microlensing (rogue planet?)","Exocomet-shaped dip","Eclipse timing (third body?)","Eclipses changing depth","Pulsating star in an eclipsing binary","Extra dips outside the eclipses"],"rare_device":"GPU: NVIDIA GeForce RTX 4070 (CUDA, CuPy)","rare_flags":[{"id":"eccentric_eb","level":"notable","name":"Eccentric eclipsing binary","text":"The second eclipse comes at phase 0.174 instead of 0.5: the orbit is stretched (eccentricity at least 0.511). Eccentric binaries show how tides shape orbits, and their slowly turning orbits test General Relativity."},{"id":"giant_host","level":"notable","name":"Transits of a giant star","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."}],"rare_known":true,"rare_known_why":["the catalogued variable HAT 199-02899 (E, 46\" away) has the same period - its light leaks into TESS's big pixels","same period as the known variable HAT 199-02899"],"rare_level":"notable","rare_n":10,"ruwe":"0.86 - fits a single star","score":"1268.6","sector":14,"simbad_name":"not in SIMBAD","status":"Notable, already known","tic":"273629517","title":"TIC 273629517","tmag":"12.73","type":"Eclipsing binary"}