{"id":"vidhyamitra:city-day:thane:2183-12-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2183-12-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2183-12-16","date_display":"December 16, 2183 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":2183,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518733.770833,"kali_year":5285,"ahargana":1930268.2708,"sun":{"sidereal_longitude":236.71,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":248.6024,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":11.8925,"elapsed_within_tithi_degrees":11.8925},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":248.6024,"elapsed_within_degrees":8.6024},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.3124},"karana":{"half_tithi_index":1,"name":"Bava"},"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":2183,"month":12,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2518733.770833,"ahargana":1930268.2708,"kali_year":5285,"ayanamsa_lahiri":26.4227,"grahas":{"sun":{"sidereal_longitude":237.54940499999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":250.12110500000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false,"latitude":4.3753},"mars":{"sidereal_longitude":243.31620499999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":216.54170499999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":195.92580499999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":204.69620499999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":123.94960500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":145.0979,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":325.0979,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"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":2183,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518733.770833,"kali_year":5285,"ahargana":1930268.2708,"sun":{"sidereal_longitude":236.71,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":248.6024,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":11.8925,"elapsed_within_tithi_degrees":11.8925},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":248.6024,"elapsed_within_degrees":8.6024},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.3124},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.375,"elongation":11.892},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.375,"opposition_distance":168.108}},"eclipse_window_40days":[]},"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":"07:05","sunsetLocal":"18:04","solarNoonLocal":"12:34","dayLengthHours":10.978158995806268,"dayLengthDisplay":"10 Hours 58 Mins 41 Secs","nightLengthDisplay":"13 Hours 01 Mins 19 Secs","moonriseLocal":"07:56","moonsetLocal":"18:53","rahuKala":{"name":"Rāhu Kāla","start":"15:19","end":"16:41","startHours":15.317384468498691,"endHours":16.689654342974475,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:50","end":"11:12","startHours":9.828304970595557,"endHours":11.20057484507134,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:34","end":"13:57","startHours":12.572844719547124,"endHours":13.945114594022908,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.645335653998785,"endHours":10.011274287192329,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:50","startHours":7.541188513135918,"endHours":7.8339394196907515,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.206906086353582,"endHours":12.938783352740666,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:21","startHours":5.6200106888698205,"endHours":6.351887955256905,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:10","end":"07:05","startHours":6.168918638660134,"endHours":7.08376522164399,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:08","startHours":14.402537885514835,"endHours":15.13441515190192,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.86192421745026,"endHours":18.261924217450257,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:31","startHours":18.061924217450258,"endHours":18.519347508942186,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.811924217450258,"endHours":19.561924217450258,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.20690608635358,"endHours":24.938783352740668,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:05","end":"08:27","startHours":7.08376522164399,"endHours":8.456035096119773,"quality":"inauspicious"},{"name":"Udveg","start":"08:27","end":"09:50","startHours":8.456035096119773,"endHours":9.828304970595557,"quality":"inauspicious"},{"name":"Chala","start":"09:50","end":"11:12","startHours":9.828304970595557,"endHours":11.20057484507134,"quality":"neutral"},{"name":"Labha","start":"11:12","end":"12:34","startHours":11.20057484507134,"endHours":12.572844719547124,"quality":"auspicious"},{"name":"Amṛta","start":"12:34","end":"13:57","startHours":12.572844719547124,"endHours":13.945114594022908,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:19","startHours":13.945114594022908,"endHours":15.317384468498691,"quality":"inauspicious"},{"name":"Śubha","start":"15:19","end":"16:41","startHours":15.317384468498691,"endHours":16.689654342974475,"quality":"auspicious"},{"name":"Roga","start":"16:41","end":"18:04","startHours":16.689654342974475,"endHours":18.061924217450258,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:04","end":"19:41","startHours":18.061924217450258,"endHours":19.689654342974475,"quality":"inauspicious"},{"name":"Śubha","start":"19:41","end":"21:19","startHours":19.689654342974475,"endHours":21.31738446849869,"quality":"auspicious"},{"name":"Roga","start":"21:19","end":"22:57","startHours":21.31738446849869,"endHours":22.945114594022908,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:34","startHours":22.945114594022908,"endHours":24.572844719547124,"quality":"inauspicious"},{"name":"Chala","start":"00:34","end":"02:12","startHours":24.572844719547124,"endHours":26.20057484507134,"quality":"neutral"},{"name":"Labha","start":"02:12","end":"03:50","startHours":26.20057484507134,"endHours":27.828304970595557,"quality":"auspicious"},{"name":"Amṛta","start":"03:50","end":"05:27","startHours":27.828304970595557,"endHours":29.456035096119773,"quality":"auspicious"},{"name":"Kāla","start":"05:27","end":"07:05","startHours":29.456035096119773,"endHours":31.08376522164399,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:05","end":"08:05","startHours":7.08376522164399,"endHours":8.08376522164399,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:05","end":"09:05","startHours":8.08376522164399,"endHours":9.08376522164399,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:05","end":"10:05","startHours":9.08376522164399,"endHours":10.08376522164399,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:05","end":"11:05","startHours":10.08376522164399,"endHours":11.08376522164399,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:05","end":"12:05","startHours":11.08376522164399,"endHours":12.08376522164399,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:05","end":"13:05","startHours":12.08376522164399,"endHours":13.08376522164399,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:05","end":"14:05","startHours":13.08376522164399,"endHours":14.08376522164399,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:05","end":"15:05","startHours":14.08376522164399,"endHours":15.08376522164399,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:05","end":"16:05","startHours":15.08376522164399,"endHours":16.08376522164399,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:05","end":"17:05","startHours":16.08376522164399,"endHours":17.08376522164399,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:05","end":"18:05","startHours":17.08376522164399,"endHours":18.08376522164399,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:05","end":"19:05","startHours":18.08376522164399,"endHours":19.08376522164399,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:05","end":"20:05","startHours":19.08376522164399,"endHours":20.08376522164399,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:05","end":"21:05","startHours":20.08376522164399,"endHours":21.08376522164399,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:05","end":"22:05","startHours":21.08376522164399,"endHours":22.08376522164399,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:05","end":"23:05","startHours":22.08376522164399,"endHours":23.08376522164399,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:05","end":"00:05","startHours":23.08376522164399,"endHours":24.08376522164399,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:05","end":"01:05","startHours":24.08376522164399,"endHours":25.08376522164399,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:05","end":"02:05","startHours":25.08376522164399,"endHours":26.08376522164399,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:05","end":"03:05","startHours":26.08376522164399,"endHours":27.08376522164399,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:05","end":"04:05","startHours":27.08376522164399,"endHours":28.08376522164399,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:05","end":"05:05","startHours":28.08376522164399,"endHours":29.08376522164399,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:05","end":"06:05","startHours":29.08376522164399,"endHours":30.08376522164399,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:05","end":"07:05","startHours":30.08376522164399,"endHours":31.08376522164399,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.299242094739604,"eotMinutes":3.716916827172506,"ayanamsa":26.4227}},"calendars":{"vikram_samvat":2240,"vikram_samvatsara":"Durmukhi","saka_samvat":2105,"saka_samvatsara":"Subhānu","bengali_samvat":1590,"malayalam_era":1359,"nanakshahi_year":714,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Pratipada · Vikram 2240 Durmukhi · Śaka 2105 Subhānu"},"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":[]},"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 December 16, 2183 CE · Thane, Maharashtra · Vidhyamitra","description":"December 16, 2183 CE for Thane, Maharashtra: Śukla Pratipada, sūryodaya 07:05, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2183-12-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2183-12-16","sa":"https://sa.vidhyamitra.com/city/thane/2183-12-16","hi":"https://hi.vidhyamitra.com/city/thane/2183-12-16","x-default":"https://vidhyamitra.com/city/thane/2183-12-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T06:24:11.301Z","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":"2026-05-31T06:24:11.301Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T06:24:11.301Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}