{"id":"vidhyamitra:city-day:thane:2103-12-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2103-12-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2103-12-17","date_display":"December 17, 2103 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":2103,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489514.770833,"kali_year":5205,"ahargana":1901049.2708,"sun":{"sidereal_longitude":238.454,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":100.4955,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.0415,"elapsed_within_tithi_degrees":6.0415},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":100.4955,"elapsed_within_degrees":7.1622},"yoga":{"number":26,"name":"Indra","sum_longitude":338.9495},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2103,"month":12,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489514.770833,"ahargana":1901049.2708,"kali_year":5205,"ayanamsa_lahiri":25.3052,"grahas":{"sun":{"sidereal_longitude":239.088486,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":99.17678599999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":-2.0577},"mars":{"sidereal_longitude":102.058786,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":219.09938599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":273.13678600000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":202.103786,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":220.44878600000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":253.2611,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":73.2611,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2103,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489514.770833,"kali_year":5205,"ahargana":1901049.2708,"sun":{"sidereal_longitude":238.454,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":100.4955,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.0415,"elapsed_within_tithi_degrees":6.0415},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":100.4955,"elapsed_within_degrees":7.1622},"yoga":{"number":26,"name":"Indra","sum_longitude":338.9495},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.058,"elongation":137.959},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.058,"opposition_distance":42.041}},"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":"07:06","sunsetLocal":"18:04","solarNoonLocal":"12:35","dayLengthHours":10.977148034538288,"dayLengthDisplay":"10 Hours 58 Mins 38 Secs","nightLengthDisplay":"13 Hours 01 Mins 22 Secs","moonriseLocal":"20:45","moonsetLocal":"09:46","rahuKala":{"name":"Rāhu Kāla","start":"08:28","end":"09:50","startHours":8.464140005763003,"endHours":9.836283510080289,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:13","end":"12:35","startHours":11.208427014397575,"endHours":12.580570518714861,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:57","end":"15:19","startHours":13.952714023032147,"endHours":15.324857527349433,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.653331042837983,"endHours":10.019235977322595,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:51","startHours":7.549377669551479,"endHours":7.842101617139167,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:13","end":"12:57","startHours":12.214665584230252,"endHours":12.94647545319947,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:38","end":"06:22","startHours":5.628376763507278,"endHours":6.3601866324764975,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:11","end":"07:06","startHours":6.177234165234193,"endHours":7.091996501445717,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:09","startHours":14.41009519113791,"endHours":15.141905060107128,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.869144535984006,"endHours":18.269144535984005,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:32","startHours":18.069144535984005,"endHours":18.526525704089767,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.819144535984005,"endHours":19.569144535984005,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:13","end":"00:57","startHours":24.21466558423025,"endHours":24.946475453199472,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:06","end":"08:28","startHours":7.091996501445717,"endHours":8.464140005763003,"quality":"auspicious"},{"name":"Kāla","start":"08:28","end":"09:50","startHours":8.464140005763003,"endHours":9.836283510080289,"quality":"inauspicious"},{"name":"Śubha","start":"09:50","end":"11:13","startHours":9.836283510080289,"endHours":11.208427014397575,"quality":"auspicious"},{"name":"Roga","start":"11:13","end":"12:35","startHours":11.208427014397575,"endHours":12.580570518714861,"quality":"inauspicious"},{"name":"Udveg","start":"12:35","end":"13:57","startHours":12.580570518714861,"endHours":13.952714023032147,"quality":"inauspicious"},{"name":"Chala","start":"13:57","end":"15:19","startHours":13.952714023032147,"endHours":15.324857527349433,"quality":"neutral"},{"name":"Labha","start":"15:19","end":"16:42","startHours":15.324857527349433,"endHours":16.69700103166672,"quality":"auspicious"},{"name":"Amṛta","start":"16:42","end":"18:04","startHours":16.69700103166672,"endHours":18.069144535984005,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:04","end":"19:42","startHours":18.069144535984005,"endHours":19.69700103166672,"quality":"neutral"},{"name":"Labha","start":"19:42","end":"21:19","startHours":19.69700103166672,"endHours":21.324857527349433,"quality":"auspicious"},{"name":"Amṛta","start":"21:19","end":"22:57","startHours":21.324857527349433,"endHours":22.952714023032147,"quality":"auspicious"},{"name":"Kāla","start":"22:57","end":"00:35","startHours":22.952714023032147,"endHours":24.58057051871486,"quality":"inauspicious"},{"name":"Śubha","start":"00:35","end":"02:13","startHours":24.58057051871486,"endHours":26.208427014397575,"quality":"auspicious"},{"name":"Roga","start":"02:13","end":"03:50","startHours":26.208427014397575,"endHours":27.83628351008029,"quality":"inauspicious"},{"name":"Udveg","start":"03:50","end":"05:28","startHours":27.83628351008029,"endHours":29.464140005763003,"quality":"inauspicious"},{"name":"Chala","start":"05:28","end":"07:06","startHours":29.464140005763003,"endHours":31.091996501445717,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.091996501445717,"endHours":8.091996501445717,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.091996501445717,"endHours":9.091996501445717,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.091996501445717,"endHours":10.091996501445717,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.091996501445717,"endHours":11.091996501445717,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.091996501445717,"endHours":12.091996501445717,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.091996501445717,"endHours":13.091996501445717,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.091996501445717,"endHours":14.091996501445717,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.091996501445717,"endHours":15.091996501445717,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.091996501445717,"endHours":16.091996501445717,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.091996501445717,"endHours":17.091996501445717,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.091996501445717,"endHours":18.091996501445717,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.091996501445717,"endHours":19.091996501445717,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.091996501445717,"endHours":20.091996501445717,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.091996501445717,"endHours":21.091996501445717,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.091996501445717,"endHours":22.091996501445717,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.091996501445717,"endHours":23.091996501445717,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.091996501445717,"endHours":24.091996501445717,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.091996501445717,"endHours":25.091996501445717,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.091996501445717,"endHours":26.091996501445717,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.091996501445717,"endHours":27.091996501445717,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.091996501445717,"endHours":28.091996501445717,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.091996501445717,"endHours":29.091996501445717,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.091996501445717,"endHours":30.091996501445717,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.091996501445717,"endHours":31.091996501445717,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","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":-23.31774683042399,"eotMinutes":3.253368877108411,"ayanamsa":25.3052}},"calendars":{"vikram_samvat":2160,"vikram_samvatsara":"Dhātṛ","saka_samvat":2025,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1510,"malayalam_era":1279,"nanakshahi_year":634,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","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":"Pauṣa Kṛṣṇa Caturthī · Vikram 2160 Dhātṛ · Śaka 2025 Rudhirodgāri"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 17, 2103 CE · Thane, Maharashtra · Vidhyamitra","description":"December 17, 2103 CE for Thane, Maharashtra: Kṛṣṇa Caturthī, sūryodaya 07:06, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2103-12-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2103-12-17","sa":"https://sa.vidhyamitra.com/city/thane/2103-12-17","hi":"https://hi.vidhyamitra.com/city/thane/2103-12-17","x-default":"https://vidhyamitra.com/city/thane/2103-12-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:38:55.378Z","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":"2026-05-31T21:38:55.378Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:38:55.378Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}