{"id":"vidhyamitra:city-day:thane:2170-12-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2170-12-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2170-12-22","date_display":"December 22, 2170 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":2170,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513991.770833,"kali_year":5272,"ahargana":1925526.2708,"sun":{"sidereal_longitude":243.2403,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":46.8039,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":163.5636,"elapsed_within_tithi_degrees":7.5636},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":46.8039,"elapsed_within_degrees":6.8039},"yoga":{"number":22,"name":"Sādhya","sum_longitude":290.0442},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2170,"month":12,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513991.770833,"ahargana":1925526.2708,"kali_year":5272,"ayanamsa_lahiri":26.2414,"grahas":{"sun":{"sidereal_longitude":243.99218499999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":48.256084999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":0.8155},"mars":{"sidereal_longitude":270.01808500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":227.35538499999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":167.80838500000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":197.15708500000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":303.804985,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":36.3519,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":216.3519,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2170,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513991.770833,"kali_year":5272,"ahargana":1925526.2708,"sun":{"sidereal_longitude":243.2403,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":46.8039,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":163.5636,"elapsed_within_tithi_degrees":7.5636},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":46.8039,"elapsed_within_degrees":6.8039},"yoga":{"number":22,"name":"Sādhya","sum_longitude":290.0442},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.816,"elongation":163.564},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.816,"opposition_distance":16.436}},"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":"07:08","sunsetLocal":"18:06","solarNoonLocal":"12:37","dayLengthHours":10.97066471859926,"dayLengthDisplay":"10 Hours 58 Mins 14 Secs","nightLengthDisplay":"13 Hours 01 Mins 46 Secs","moonriseLocal":"16:58","moonsetLocal":"06:10","rahuKala":{"name":"Rāhu Kāla","start":"09:53","end":"11:15","startHours":9.876910368691515,"endHours":11.248243458516422,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:59","end":"15:22","startHours":13.990909638166237,"endHours":15.362242727991145,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:08","end":"08:30","startHours":7.134244189041699,"endHours":8.505577278866607,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:42","end":"10:04","startHours":9.69406595671486,"endHours":10.059754780668168,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:35","end":"07:53","startHours":7.5913552189833355,"endHours":7.883906278145982,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:15","end":"12:59","startHours":12.25388772438802,"endHours":12.985265372294636,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:40","end":"06:24","startHours":5.671488893228465,"endHours":6.402866541135082,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:08","startHours":6.220022129158428,"endHours":7.134244189041699,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:11","startHours":14.448020668107873,"endHours":15.17939831601449,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.90490890764096,"endHours":18.304908907640957,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:34","startHours":18.104908907640958,"endHours":18.562019937582594,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.854908907640958,"endHours":19.604908907640958,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:15","end":"00:59","startHours":24.25388772438802,"endHours":24.985265372294638,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:08","end":"08:30","startHours":7.134244189041699,"endHours":8.505577278866607,"quality":"inauspicious"},{"name":"Śubha","start":"08:30","end":"09:53","startHours":8.505577278866607,"endHours":9.876910368691515,"quality":"auspicious"},{"name":"Roga","start":"09:53","end":"11:15","startHours":9.876910368691515,"endHours":11.248243458516422,"quality":"inauspicious"},{"name":"Udveg","start":"11:15","end":"12:37","startHours":11.248243458516422,"endHours":12.619576548341328,"quality":"inauspicious"},{"name":"Chala","start":"12:37","end":"13:59","startHours":12.619576548341328,"endHours":13.990909638166237,"quality":"neutral"},{"name":"Labha","start":"13:59","end":"15:22","startHours":13.990909638166237,"endHours":15.362242727991145,"quality":"auspicious"},{"name":"Amṛta","start":"15:22","end":"16:44","startHours":15.362242727991145,"endHours":16.73357581781605,"quality":"auspicious"},{"name":"Kāla","start":"16:44","end":"18:06","startHours":16.73357581781605,"endHours":18.104908907640958,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:06","end":"19:44","startHours":18.104908907640958,"endHours":19.73357581781605,"quality":"auspicious"},{"name":"Amṛta","start":"19:44","end":"21:22","startHours":19.73357581781605,"endHours":21.362242727991145,"quality":"auspicious"},{"name":"Kāla","start":"21:22","end":"22:59","startHours":21.362242727991145,"endHours":22.990909638166237,"quality":"inauspicious"},{"name":"Śubha","start":"22:59","end":"00:37","startHours":22.990909638166237,"endHours":24.61957654834133,"quality":"auspicious"},{"name":"Roga","start":"00:37","end":"02:15","startHours":24.61957654834133,"endHours":26.24824345851642,"quality":"inauspicious"},{"name":"Udveg","start":"02:15","end":"03:53","startHours":26.24824345851642,"endHours":27.87691036869151,"quality":"inauspicious"},{"name":"Chala","start":"03:53","end":"05:30","startHours":27.87691036869151,"endHours":29.505577278866607,"quality":"neutral"},{"name":"Labha","start":"05:30","end":"07:08","startHours":29.505577278866607,"endHours":31.1342441890417,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.134244189041699,"endHours":8.134244189041699,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.134244189041699,"endHours":9.134244189041699,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.134244189041699,"endHours":10.134244189041699,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.134244189041699,"endHours":11.134244189041699,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.134244189041699,"endHours":12.134244189041699,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.134244189041699,"endHours":13.134244189041699,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.134244189041699,"endHours":14.134244189041699,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.134244189041699,"endHours":15.134244189041699,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.134244189041699,"endHours":16.1342441890417,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.1342441890417,"endHours":17.1342441890417,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.1342441890417,"endHours":18.1342441890417,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.1342441890417,"endHours":19.1342441890417,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.1342441890417,"endHours":20.1342441890417,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.1342441890417,"endHours":21.1342441890417,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.1342441890417,"endHours":22.1342441890417,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.1342441890417,"endHours":23.1342441890417,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.1342441890417,"endHours":24.1342441890417,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.1342441890417,"endHours":25.1342441890417,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.1342441890417,"endHours":26.1342441890417,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.1342441890417,"endHours":27.1342441890417,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.1342441890417,"endHours":28.1342441890417,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.1342441890417,"endHours":29.1342441890417,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.1342441890417,"endHours":30.1342441890417,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.1342441890417,"endHours":31.1342441890417,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.436293594808646,"eotMinutes":0.9130070995203906,"ayanamsa":26.2414}},"calendars":{"vikram_samvat":2227,"vikram_samvatsara":"Subhānu","saka_samvat":2092,"saka_samvatsara":"Pramoda","bengali_samvat":1577,"malayalam_era":1346,"nanakshahi_year":701,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturdaśī · Vikram 2227 Subhānu · Śaka 2092 Pramoda"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 December 22, 2170 CE · Thane, Maharashtra · Vidhyamitra","description":"December 22, 2170 CE for Thane, Maharashtra: Śukla Caturdaśī, sūryodaya 07:08, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2170-12-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2170-12-22","sa":"https://sa.vidhyamitra.com/city/thane/2170-12-22","hi":"https://hi.vidhyamitra.com/city/thane/2170-12-22","x-default":"https://vidhyamitra.com/city/thane/2170-12-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:22:29.625Z","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":"2026-05-31T00:22:29.625Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:22:29.625Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}