{"id":"vidhyamitra:city-day:thane:2173-10-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2173-10-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2173-10-12","date_display":"October 12, 2173 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2173,"month":10,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515016.770833,"kali_year":5275,"ahargana":1926551.2708,"sun":{"sidereal_longitude":171.6847,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":233.7986,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":62.1139,"elapsed_within_tithi_degrees":2.1139},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":233.7986,"elapsed_within_degrees":7.1319},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":45.4832},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":2173,"month":10,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2515016.770833,"ahargana":1926551.2708,"kali_year":5275,"ayanamsa_lahiri":26.2806,"grahas":{"sun":{"sidereal_longitude":172.84832200000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":233.919622,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false,"latitude":-4.2734},"mars":{"sidereal_longitude":134.42492199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":152.81252199999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":227.72922199999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":212.792822,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":341.685022,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":342.0425,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":162.0425,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2173,"month":10,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515016.770833,"kali_year":5275,"ahargana":1926551.2708,"sun":{"sidereal_longitude":171.6847,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":233.7986,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":62.1139,"elapsed_within_tithi_degrees":2.1139},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":233.7986,"elapsed_within_degrees":7.1319},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":45.4832},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.273,"elongation":62.114},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.273,"opposition_distance":117.886}},"eclipse_window_40days":[{"offset_days":-5,"type":"solar","occurs":true,"moon_latitude":-0.348,"elongation":0.001}]},"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:31","sunsetLocal":"18:17","solarNoonLocal":"12:24","dayLengthHours":11.768516885103956,"dayLengthDisplay":"11 Hours 46 Mins 07 Secs","nightLengthDisplay":"12 Hours 13 Mins 53 Secs","moonriseLocal":"11:00","moonsetLocal":"21:57","rahuKala":{"name":"Rāhu Kāla","start":"15:20","end":"16:49","startHours":15.339931439789655,"endHours":16.81099605042765,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:27","end":"10:56","startHours":9.455672997237677,"endHours":10.926737607875673,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:24","end":"13:52","startHours":12.397802218513668,"endHours":13.868866829151662,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:39","startHours":9.259531049152612,"endHours":9.651814945322744,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:19","startHours":7.0038986461743535,"endHours":7.3177257631104595,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:47","startHours":12.005518322343535,"endHours":12.7900861146838,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:57","end":"05:44","startHours":4.944408191281162,"endHours":5.728975983621425,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:32","end":"06:31","startHours":5.532834035536359,"endHours":6.513543775961689,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:09","startHours":14.359221699364326,"endHours":15.14378949170459,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:05","end":"18:29","startHours":18.082060661065647,"endHours":18.482060661065645,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:17","end":"18:46","startHours":18.282060661065646,"endHours":18.772415531278313,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:02","end":"19:47","startHours":18.032060661065646,"endHours":19.782060661065646,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:47","startHours":24.005518322343537,"endHours":24.7900861146838,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:31","end":"07:59","startHours":6.513543775961689,"endHours":7.9846083865996835,"quality":"inauspicious"},{"name":"Udveg","start":"07:59","end":"09:27","startHours":7.9846083865996835,"endHours":9.455672997237677,"quality":"inauspicious"},{"name":"Chala","start":"09:27","end":"10:56","startHours":9.455672997237677,"endHours":10.926737607875673,"quality":"neutral"},{"name":"Labha","start":"10:56","end":"12:24","startHours":10.926737607875673,"endHours":12.397802218513668,"quality":"auspicious"},{"name":"Amṛta","start":"12:24","end":"13:52","startHours":12.397802218513668,"endHours":13.868866829151662,"quality":"auspicious"},{"name":"Kāla","start":"13:52","end":"15:20","startHours":13.868866829151662,"endHours":15.339931439789655,"quality":"inauspicious"},{"name":"Śubha","start":"15:20","end":"16:49","startHours":15.339931439789655,"endHours":16.81099605042765,"quality":"auspicious"},{"name":"Roga","start":"16:49","end":"18:17","startHours":16.81099605042765,"endHours":18.282060661065646,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:17","end":"19:49","startHours":18.282060661065646,"endHours":19.81099605042765,"quality":"inauspicious"},{"name":"Śubha","start":"19:49","end":"21:20","startHours":19.81099605042765,"endHours":21.33993143978966,"quality":"auspicious"},{"name":"Roga","start":"21:20","end":"22:52","startHours":21.33993143978966,"endHours":22.868866829151663,"quality":"inauspicious"},{"name":"Udveg","start":"22:52","end":"00:24","startHours":22.868866829151663,"endHours":24.397802218513668,"quality":"inauspicious"},{"name":"Chala","start":"00:24","end":"01:56","startHours":24.397802218513668,"endHours":25.926737607875673,"quality":"neutral"},{"name":"Labha","start":"01:56","end":"03:27","startHours":25.926737607875673,"endHours":27.455672997237677,"quality":"auspicious"},{"name":"Amṛta","start":"03:27","end":"04:59","startHours":27.455672997237677,"endHours":28.984608386599685,"quality":"auspicious"},{"name":"Kāla","start":"04:59","end":"06:31","startHours":28.984608386599685,"endHours":30.51354377596169,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:31","end":"07:31","startHours":6.513543775961689,"endHours":7.513543775961689,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:31","end":"08:31","startHours":7.513543775961689,"endHours":8.51354377596169,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:31","end":"09:31","startHours":8.51354377596169,"endHours":9.51354377596169,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:31","end":"10:31","startHours":9.51354377596169,"endHours":10.51354377596169,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:31","end":"11:31","startHours":10.51354377596169,"endHours":11.51354377596169,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:31","end":"12:31","startHours":11.51354377596169,"endHours":12.51354377596169,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:31","end":"13:31","startHours":12.51354377596169,"endHours":13.51354377596169,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:31","end":"14:31","startHours":13.51354377596169,"endHours":14.51354377596169,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:31","end":"15:31","startHours":14.51354377596169,"endHours":15.51354377596169,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:31","end":"16:31","startHours":15.51354377596169,"endHours":16.51354377596169,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:31","end":"17:31","startHours":16.51354377596169,"endHours":17.51354377596169,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:31","end":"18:31","startHours":17.51354377596169,"endHours":18.51354377596169,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:31","end":"19:31","startHours":18.51354377596169,"endHours":19.51354377596169,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:31","end":"20:31","startHours":19.51354377596169,"endHours":20.51354377596169,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:31","end":"21:31","startHours":20.51354377596169,"endHours":21.51354377596169,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:31","end":"22:31","startHours":21.51354377596169,"endHours":22.51354377596169,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:31","end":"23:31","startHours":22.51354377596169,"endHours":23.51354377596169,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:31","end":"00:31","startHours":23.51354377596169,"endHours":24.51354377596169,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:31","end":"01:31","startHours":24.51354377596169,"endHours":25.51354377596169,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:31","end":"02:31","startHours":25.51354377596169,"endHours":26.51354377596169,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:31","end":"03:31","startHours":26.51354377596169,"endHours":27.51354377596169,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:31","end":"04:31","startHours":27.51354377596169,"endHours":28.51354377596169,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:31","end":"05:31","startHours":28.51354377596169,"endHours":29.51354377596169,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:31","end":"06:31","startHours":29.51354377596169,"endHours":30.51354377596169,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-7.4889441831617996,"eotMinutes":14.219466889179907,"ayanamsa":26.2806}},"calendars":{"vikram_samvat":2230,"vikram_samvatsara":"Vyaya","saka_samvat":2095,"saka_samvatsara":"Śrīmukha","bengali_samvat":1580,"malayalam_era":1349,"nanakshahi_year":704,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Ṣaṣṭhī · Vikram 2230 Vyaya · Śaka 2095 Śrīmukha"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"thane"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 12, 2173 CE · Thane, Maharashtra · Vidhyamitra","description":"October 12, 2173 CE for Thane, Maharashtra: Śukla Ṣaṣṭhī, sūryodaya 06:31, sūryāsta 18:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2173-10-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2173-10-12","sa":"https://sa.vidhyamitra.com/city/thane/2173-10-12","hi":"https://hi.vidhyamitra.com/city/thane/2173-10-12","x-default":"https://vidhyamitra.com/city/thane/2173-10-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T07:26:53.794Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-06-02T07:26:53.794Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T07:26:53.794Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}