{"id":"vidhyamitra:city-day:thane:1990-12-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1990-12-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-12-16","date_display":"December 16, 1990 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":1990,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448241.770833,"kali_year":5092,"ahargana":1859776.2708,"sun":{"sidereal_longitude":239.7257,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":227.2028,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":347.477,"elapsed_within_tithi_degrees":11.477},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":227.2028,"elapsed_within_degrees":0.5361},"yoga":{"number":9,"name":"Śūla","sum_longitude":106.9285},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1990,"month":12,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448241.770833,"ahargana":1859776.2708,"kali_year":5092,"ayanamsa_lahiri":23.7267,"grahas":{"sun":{"sidereal_longitude":240.08211800000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":227.82201800000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false,"latitude":-3.5878},"mars":{"sidereal_longitude":36.039918,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":256.42031799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":109.36361799999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":251.12431800000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":269.96781799999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":280.1033,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":100.1033,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"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":1990,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448241.770833,"kali_year":5092,"ahargana":1859776.2708,"sun":{"sidereal_longitude":239.7257,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":227.2028,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":347.477,"elapsed_within_tithi_degrees":11.477},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":227.2028,"elapsed_within_degrees":0.5361},"yoga":{"number":9,"name":"Śūla","sum_longitude":106.9285},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.588,"elongation":12.523},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.588,"opposition_distance":167.477}},"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":10.97857005244606,"dayLengthDisplay":"10 Hours 58 Mins 43 Secs","nightLengthDisplay":"13 Hours 01 Mins 17 Secs","moonriseLocal":"06:15","moonsetLocal":"17:15","rahuKala":{"name":"Rāhu Kāla","start":"16:41","end":"18:04","startHours":16.689808489214396,"endHours":18.062129745770154,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:34","end":"13:57","startHours":12.572844719547124,"endHours":13.945165976102881,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:19","end":"16:41","startHours":15.317487232658639,"endHours":16.689808489214396,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.645226038894842,"endHours":10.011178373976378,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:50","startHours":7.541000112176015,"endHours":7.833761980241243,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.206892384465588,"endHours":12.93879705462866,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:21","startHours":5.619750352997954,"endHours":6.351655023161024,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:10","end":"07:05","startHours":6.168678855620257,"endHours":7.083559693324095,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:08","startHours":14.402606394954802,"endHours":15.134511065117872,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.862129745770154,"endHours":18.262129745770153,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:31","startHours":18.062129745770154,"endHours":18.519570164622074,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.812129745770154,"endHours":19.562129745770154,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.20689238446559,"endHours":24.938797054628658,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:05","end":"08:27","startHours":7.083559693324095,"endHours":8.455880949879852,"quality":"inauspicious"},{"name":"Chala","start":"08:27","end":"09:50","startHours":8.455880949879852,"endHours":9.82820220643561,"quality":"neutral"},{"name":"Labha","start":"09:50","end":"11:12","startHours":9.82820220643561,"endHours":11.200523462991367,"quality":"auspicious"},{"name":"Amṛta","start":"11:12","end":"12:34","startHours":11.200523462991367,"endHours":12.572844719547124,"quality":"auspicious"},{"name":"Kāla","start":"12:34","end":"13:57","startHours":12.572844719547124,"endHours":13.945165976102881,"quality":"inauspicious"},{"name":"Śubha","start":"13:57","end":"15:19","startHours":13.945165976102881,"endHours":15.317487232658639,"quality":"auspicious"},{"name":"Roga","start":"15:19","end":"16:41","startHours":15.317487232658639,"endHours":16.689808489214396,"quality":"inauspicious"},{"name":"Udveg","start":"16:41","end":"18:04","startHours":16.689808489214396,"endHours":18.062129745770154,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:04","end":"19:41","startHours":18.062129745770154,"endHours":19.689808489214396,"quality":"auspicious"},{"name":"Roga","start":"19:41","end":"21:19","startHours":19.689808489214396,"endHours":21.31748723265864,"quality":"inauspicious"},{"name":"Udveg","start":"21:19","end":"22:57","startHours":21.31748723265864,"endHours":22.94516597610288,"quality":"inauspicious"},{"name":"Chala","start":"22:57","end":"00:34","startHours":22.94516597610288,"endHours":24.572844719547124,"quality":"neutral"},{"name":"Labha","start":"00:34","end":"02:12","startHours":24.572844719547124,"endHours":26.200523462991367,"quality":"auspicious"},{"name":"Amṛta","start":"02:12","end":"03:50","startHours":26.200523462991367,"endHours":27.82820220643561,"quality":"auspicious"},{"name":"Kāla","start":"03:50","end":"05:27","startHours":27.82820220643561,"endHours":29.45588094987985,"quality":"inauspicious"},{"name":"Śubha","start":"05:27","end":"07:05","startHours":29.45588094987985,"endHours":31.083559693324094,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:05","end":"08:05","startHours":7.083559693324095,"endHours":8.083559693324094,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:05","end":"09:05","startHours":8.083559693324094,"endHours":9.083559693324094,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:05","end":"10:05","startHours":9.083559693324094,"endHours":10.083559693324094,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:05","end":"11:05","startHours":10.083559693324094,"endHours":11.083559693324094,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:05","end":"12:05","startHours":11.083559693324094,"endHours":12.083559693324094,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:05","end":"13:05","startHours":12.083559693324094,"endHours":13.083559693324094,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:05","end":"14:05","startHours":13.083559693324094,"endHours":14.083559693324094,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:05","end":"15:05","startHours":14.083559693324094,"endHours":15.083559693324094,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:05","end":"16:05","startHours":15.083559693324094,"endHours":16.083559693324094,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:05","end":"17:05","startHours":16.083559693324094,"endHours":17.083559693324094,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:05","end":"18:05","startHours":17.083559693324094,"endHours":18.083559693324094,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:05","end":"19:05","startHours":18.083559693324094,"endHours":19.083559693324094,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:05","end":"20:05","startHours":19.083559693324094,"endHours":20.083559693324094,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:05","end":"21:05","startHours":20.083559693324094,"endHours":21.083559693324094,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:05","end":"22:05","startHours":21.083559693324094,"endHours":22.083559693324094,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:05","end":"23:05","startHours":22.083559693324094,"endHours":23.083559693324094,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:05","end":"00:05","startHours":23.083559693324094,"endHours":24.083559693324094,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:05","end":"01:05","startHours":24.083559693324094,"endHours":25.083559693324094,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:05","end":"02:05","startHours":25.083559693324094,"endHours":26.083559693324094,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:05","end":"03:05","startHours":26.083559693324094,"endHours":27.083559693324094,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:05","end":"04:05","startHours":27.083559693324094,"endHours":28.083559693324094,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:05","end":"05:05","startHours":28.083559693324094,"endHours":29.083559693324094,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:05","end":"06:05","startHours":29.083559693324094,"endHours":30.083559693324094,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:05","end":"07:05","startHours":30.083559693324094,"endHours":31.083559693324094,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.291716576889414,"eotMinutes":3.716916827172506,"ayanamsa":23.7267}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturdaśī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi_ingress":"Dhanu"},"precedence":5},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 December 16, 1990 CE · Thane, Maharashtra · Vidhyamitra","description":"December 16, 1990 CE for Thane, Maharashtra: Kṛṣṇa Caturdaśī, sūryodaya 07:05, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1990-12-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1990-12-16","sa":"https://sa.vidhyamitra.com/city/thane/1990-12-16","hi":"https://hi.vidhyamitra.com/city/thane/1990-12-16","x-default":"https://vidhyamitra.com/city/thane/1990-12-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:11:01.725Z","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":"2026-05-31T22:11:01.725Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:11:01.725Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}